Door installation costs range from $200 to $8,000 nationwide, with most homeowners paying between $500 and $2,000 for standard installations. The national average is approximately $1,250. Interior doors typically cost $200-$1,150 installed, while exterior doors range from $500-$2,000. The total cost depends primarily on door type (bifold, French, sliding, entry), material (wood, steel, fiberglass), whether you’re replacing an existing door or installing in a new opening, and labor rates in your area, which typically run $40-$90 per hour with installation taking 1-6 hours.

Understanding what drives these costs helps you budget appropriately and avoid surprises. A simple bedroom door replacement using an existing frame might cost just $200-$400, while custom solid wood double entry doors with sidelights and new framing can easily exceed $6,000. This comprehensive guide breaks down every cost factor so you can make informed decisions about your door installation project.

For expert guidance and a free door installation estimate, call us today at (412) 790-1608.

Please note: Price ranges listed may not reflect your final project cost. Prices vary based on local labor rates, material quality, regional market conditions, and specific project requirements. All costs represent industry average estimates.

What Factors Affect Door Installation Cost?

Ten interconnected factors determine your final door installation price. Understanding each helps you control costs while achieving desired results.

#1 – Type of Door You Choose

Door type represents the single biggest cost determinant, with prices varying dramatically based on design complexity and installation requirements.

Common Door Types and Installation Costs:

Door Type	Typical Cost Range	Best For	Installation Complexity
Bifold Doors	$150-$500	Closets, laundry rooms, tight spaces	Low – simple track system
Standard Single Door	$200-$800	Bedrooms, bathrooms, basic entries	Low – straightforward hanging
Barn Doors	$200-$5,000	Interior decorative applications	Moderate – wall reinforcement needed
Pocket Doors	$500-$3,500	Space-saving applications	High – wall modification required
French Doors	$600-$5,800	Interior/exterior, offices, dining rooms	Moderate-High – precision alignment needed
Storm Doors	$100-$1,000	Exterior door protection	Moderate – mounting to existing frame
Sliding Glass/Patio Doors	$1,050-$3,250	Patio/deck access	High – track systems, weatherproofing
Security Doors	$600-$5,000	High-security exterior applications	High – reinforcement requirements
Front Doors with Sidelights	$1,600-$4,600	Grand entries, natural light	High – extra framing, multiple components
Double Entry Doors	$750-$5,000	Main entries, statement pieces	High – structural adjustments, alignment

Why Door Type Matters:

Each door type serves specific purposes with unique installation requirements. Bifold closet doors simply mount on overhead tracks, requiring minimal framing work. In contrast, pocket doors demand wall cavity modifications to accommodate sliding mechanisms—labor-intensive work that increases costs significantly. French doors require precise alignment so both doors meet evenly when closed, demanding skilled installation that takes more time.

Sliding glass doors involve track systems, weatherproofing, and often structural modifications to accommodate large openings. Security doors need reinforced mounting to fulfill their protective purpose. These complexity differences directly translate to labor time and specialist requirements, dramatically affecting final costs.

#2 – Door Material and Quality

Material choice impacts both upfront costs and long-term performance, including durability, maintenance needs, energy efficiency, and aesthetic appeal.

Material Comparison and Costs:

Wood Doors ($200-$5,000): The classic choice offering unmatched natural beauty and customization options. Solid wood doors provide excellent insulation and security while making strong style statements. However, wood requires regular maintenance—staining or painting every 3-5 years—and can warp in humid climates. Premium hardwoods like mahogany or walnut command highest prices, while pine and fir offer more affordable options.

Steel Doors ($100-$1,000): The practical choice delivering security and durability at moderate prices. Steel doors resist forcible entry better than wood alternatives and require minimal maintenance beyond occasional repainting. They’re energy-efficient when properly insulated and withstand harsh weather without warping. However, steel can dent from impacts and may rust if protective coatings are damaged. Best for security-conscious homeowners prioritizing function over traditional aesthetics.

Fiberglass Doors ($150-$5,000): The versatile choice combining low maintenance with design flexibility. Fiberglass resists warping, rotting, and rusting while mimicking wood grain appearances convincingly. These doors offer excellent energy efficiency and durability in all climates. Higher-end fiberglass doors can be stained to resemble real wood at fraction of solid wood costs. Ideal for homeowners wanting wood aesthetics without maintenance requirements.

Aluminum Doors ($100-$2,000): The lightweight choice common for storm doors and commercial applications. Aluminum resists corrosion and requires minimal maintenance. These doors work well for large glass panel applications since the material supports substantial glass weight without heavy frames. However, aluminum transfers temperature readily, making insulated versions necessary for climate control. Best for secondary doors, storm doors, or commercial applications.

Composite Wood Doors ($40-$500): The budget choice made from wood fragments bonded with resins and adhesives. Composite doors cost significantly less than solid wood while offering reasonable durability and consistent appearance. They resist moisture better than solid wood and won’t split or crack. However, composite doors can’t be refinished like solid wood and may not last as long. Ideal for interior applications where budget is primary concern.

Wrought Iron Doors ($1,500-$7,000): The luxury choice adding elegance, security, and substantial curb appeal. Wrought iron creates stunning custom designs that serve as architectural focal points. These doors provide excellent security while allowing light and air circulation. However, iron requires protective coatings to prevent rust and commands premium installation costs due to weight and complexity. Best for upscale homes, Mediterranean or Spanish Colonial architecture, or security-conscious luxury buyers.

Material Selection Considerations:

Climate Matching: Humid regions benefit from fiberglass or steel over wood. Coastal areas need corrosion-resistant materials. Cold climates require excellent insulation properties.

Security Needs: Steel and wrought iron provide best security. Wood offers moderate security. Hollow-core doors provide minimal security suitable only for interior applications.

Maintenance Commitment: Wood requires most maintenance. Fiberglass and steel need least attention. Consider long-term maintenance costs when budgeting.

Energy Efficiency: Insulated steel and fiberglass doors offer best energy performance. Solid wood provides good insulation. Aluminum requires insulated cores for energy efficiency.

#3 – Interior vs. Exterior Door Installation

Installation location dramatically affects complexity, requirements, and costs.

Interior Door Installation ($200-$1,150):

Interior doors face simpler requirements since they don’t combat weather or provide primary security. These installations typically involve:

Standard hanging and alignment on existing or new frames
Basic hardware installation (handles, latches, hinges)
Minimal weatherproofing (perhaps bottom sweep for bathroom moisture)
Faster installation times (1-3 hours for straightforward replacements)

Interior doors don’t need heavy-duty materials or extensive sealing, keeping costs lower. A basic bedroom door replacement using existing hardware might cost just $200-$400 total. However, specialty interior doors like pocket doors or room dividers still increase costs due to installation complexity rather than weatherproofing needs.

Exterior Door Installation ($500-$2,000):

Exterior doors demand significantly more attention to weatherproofing, security, insulation, and structural integrity:

Weatherproofing Requirements:

Weatherstripping around entire frame perimeter
Proper threshold installation preventing water infiltration
Sealant application at all joints
Flashing installation preventing water intrusion behind door frame
Potential overhang or covering considerations

Security Enhancements:

Reinforced strike plates with 3-inch screws into framing
Deadbolt preparation and installation
Security hinge installation preventing pin removal
Solid core or reinforced door construction

Insulation Needs:

Spray foam insulation around frame perimeter
Insulated door core selection
Thermal break considerations in frame
Weatherstripping providing air seal

Structural Considerations:

Load-bearing headers for wide openings
Proper flashing preventing water damage
Integration with home’s weather barrier
Code compliance for emergency egress (if applicable)

These additional requirements increase labor time to 3-6 hours even for straightforward exterior door replacements. Complex installations with sidelights or structural modifications can take multiple days.

#4 – Labor Costs and Installation Time

Professional installation ensures proper function, security, and longevity, with labor representing 40-60% of total project costs.

Hourly Labor Rates by Professional Type:

Handyman Services ($30-$50/hour): General handymen handle basic interior door installations adequately. They’re suitable for simple door swaps using existing frames with no structural modifications. However, handymen may lack specialized knowledge for complex installations, weatherproofing techniques, or security optimizations.

Door Installation Specialists ($40-$70/hour): Dedicated door installers bring specialized expertise ensuring proper alignment, weatherproofing, and security. They work efficiently due to focused experience and typically provide warranties on their work. Best for exterior doors, complex installations, or high-value door investments.

Carpenters ($50-$90/hour): Skilled carpenters excel at complex installations requiring structural modifications, custom fitting, or trim work. They’re essential for situations involving framing modifications, load-bearing considerations, or installation where standard components don’t fit perfectly.

Installation Time Estimates:

Quick Installations (1-2 hours):

Pre-hung interior door replacement in good existing frame
Simple exterior door swap without weatherproofing updates
Basic storm door installation

Standard Installations (2-4 hours):

Pre-hung exterior door with weatherproofing
Interior door installation with new frame
Sliding glass door replacement in existing opening
French door installation in existing frame

Complex Installations (4-8 hours):

Exterior door with sidelights
Pocket door installation requiring wall modification
New door opening in existing wall
Double entry doors with structural modifications

Extended Projects (1-3 days):

New exterior door openings requiring framing
Large sliding doors with structural support
Custom wrought iron door installations
Multiple door installations with trim work

Labor Cost Examples:

Basic Interior Door (2 hours @ $40/hour): $80-$100 labor Standard Exterior Door (4 hours @ $60/hour): $240 labor Complex French Doors (6 hours @ $70/hour): $420 labor Custom Installation (12 hours @ $80/hour): $960 labor

Always verify what’s included in quoted labor: old door removal, disposal, weatherproofing materials, cleanup, hardware installation, and any structural modifications.

#5 – New vs. Existing Door Frame

Frame condition and whether you’re replacing or installing new dramatically affects project scope and cost.

Using Existing Frame (Door Slab Only: $40-$500):

The most economical approach when existing frames are structurally sound, properly aligned, and appropriately sized. You purchase a door slab (door without attached frame) and install it in the existing frame using current hinges or new hardware. This works well when:

Current frame is solid without rot, warping, or damage
Door opening is square and properly sized
You’re satisfied with current frame style and finish
Existing hardware locations work with new door

However, slab installation requires more skill than pre-hung installation. The installer must mortise hinges, drill hardware holes, and ensure proper clearances. Improper installation causes binding, gaps, or operational issues.

Installing Pre-Hung Door ($188-$1,150):

Pre-hung doors come already mounted in their frames with hinges attached—essentially a complete door assembly ready to install as a unit. These cost more upfront but install faster and easier, providing better value for most homeowners.

Pre-hung advantages include:

Guaranteed proper alignment and fit
Factory-installed hinges at correct positions
Faster installation (saves labor costs)
More reliable weatherproofing (no gaps from improper hanging)
Better for DIY installations

Pre-hung doors work best when replacing existing doors where frame removal is straightforward. The old assembly comes out as a unit; the new assembly goes in as a unit.

Replacing Door Frame ($120-$650):

When existing frames show rot, warping, or damage, replacement becomes necessary. Frame replacement adds costs but prevents future problems:

Interior Frame Replacement: $120-$350

Straightforward removal and installation
Standard lumber and trim work
Minimal weatherproofing needs

Exterior Frame Replacement: $400-$700+

Structural considerations (load-bearing headers)
Weatherproofing and flashing installation
Insulation requirements
Potential siding/trim modifications

Frame replacement essentially requires complete door installation from scratch, increasing labor time significantly.

New Door Opening Installation ($500-$2,200+):

Creating doors where none existed involves extensive work:

Cutting through walls (drywall, plaster, or exterior materials)
Installing proper framing and headers
Electrical/plumbing relocation if necessary
Installing complete door assembly
Finishing both sides (trim, paint, siding repairs)
For load-bearing walls, engineering and support beam installation

This represents a true remodeling project rather than simple door installation, with costs varying widely based on wall construction, structural requirements, and finish details.

#6 – Door Size and Custom Requirements

Standard sizing keeps costs manageable, while custom dimensions increase expenses significantly.

Standard Door Sizes:

Interior Doors:

Width: 24″, 28″, 30″, 32″, 36″ (most common: 30″ and 32″)
Height: 80″ (6’8″) standard, 96″ (8′) increasingly common
Thickness: 1⅜” hollow core or solid core

Exterior Doors:

Width: 36″ single door standard
Height: 80″ standard, 96″ for tall ceilings
Thickness: 1¾” (exterior standard for strength and insulation)

Standard sizes cost significantly less because:

Mass production creates economy of scale
Readily available at retailers and suppliers
Faster delivery (no manufacturing wait time)
Standard hardware and frames readily available

Custom Door Costs and Considerations:

Custom doors cost 50-200% more than standard equivalents due to:

Manufacturing Time: Custom fabrication takes 4-12 weeks versus immediate availability for standard doors.

Materials Waste: Custom cutting creates more material waste, reflected in pricing.

Specialized Labor: Custom installations often require experienced carpenters rather than standard installers.

Hardware Adaptation: Non-standard sizes may require modified or custom hardware, increasing component costs.

Common Custom Requirements:

Oversized Doors: Popular in modern architecture with tall ceilings. Eight-foot doors becoming standard in new construction. Require additional structural support and larger frames.

Unusually Wide Openings: Double doors or wide singles for furniture moving ease. May require header reinforcement for structural support.

Non-Standard Shapes: Arched tops, hexagonal doors, or unusual configurations. Require custom manufacturing and complex installation.

Historic Replication: Matching existing dimensions in older homes. Historic homes often have non-standard sizes requiring custom solutions.

Enlarging Existing Openings ($500-$2,200):

Making doors larger requires:

Removing existing door and frame completely
Cutting larger opening through wall materials
Installing appropriate header (load-bearing consideration critical)
Framing new opening to proper dimensions
Installing door assembly
Finishing both sides with trim and paint

For load-bearing walls, structural engineering ensures proper support, potentially adding $500-$1,000 to project costs.

#7 – Door Hardware and Accessories

Hardware costs add up quickly, from basic necessities to luxury smart home integrations.

Essential Hardware Components:

Hardware Item	Budget Options	Mid-Range	Premium Options
Door Knobs/Handles	$10-$30	$50-$150	$200-$300+
Deadbolts	$15-$40	$50-$100	$150-$300
Smart Locks	N/A	$150-$300	$300-$600+
Hinges (per door)	$6-$12 (3 hinges)	$15-$30	$40-$90
Door Jambs	$150	$200	$250
Thresholds	$20-$40	$50	$60-$100
Weatherstripping	$10-$20	$25-$40	$50-$75
Door Sweep	$5-$15	$20-$35	$40-$60
Strike Plates	$3-$8	$10-$20	$25-$50
Doorbell System	$30-$60	$100-$200	$250-$350+

Hardware Selection Considerations:

Security Level: Basic locks provide minimal security suitable for interior doors. Mid-grade deadbolts offer good residential security. Premium locks with longer bolts, reinforced strike plates, and pick-resistant cylinders provide maximum security.

Finish Durability: Budget hardware uses basic finishes that wear quickly. Mid-range options offer more durable finishes like brushed nickel or oil-rubbed bronze. Premium hardware features living finishes that develop patina or ultra-durable PVD coatings.

Smart Home Integration: Basic smart locks offer keyless entry via codes. Mid-range adds smartphone app control and remote access. Premium smart locks integrate with whole-home systems, offering guest codes, access logs, and integration with security systems.

Aesthetic Cohesion: Match hardware finishes throughout home for cohesive appearance. Mixing finishes looks intentional only when done strategically. Standard finish options include chrome, nickel, bronze, brass, and black—specialty finishes cost more.

Accessibility Features: Lever handles (vs. round knobs) meet ADA guidelines and provide easier operation for all ages. Premium options include electronic locks eliminating physical key turning.

#8 – Solid vs. Hollow Core Interior Doors

Core construction dramatically affects price, performance, and appropriate applications for interior doors.

Hollow Core Doors ($40-$200):

These budget-friendly doors feature thin wood or composite skin surfaces surrounding hollow interior space with minimal cardboard or composite webbing for structure.

Advantages:

Extremely affordable
Lightweight (easy to install and operate)
Sufficient for basic interior applications
Easy to replace if damaged

Disadvantages:

Minimal sound insulation between rooms
Easy to damage (can puncture with sharp impacts)
No security value whatsoever
Feels insubstantial when closing
Short lifespan (15-20 years in low-traffic applications)

Best Applications: Guest bedroom closets, storage rooms, utility spaces where sound insulation and durability aren’t priorities.

Solid Core Doors ($100-$500):

These doors feature solid interior construction using composite materials, particleboard, or solid wood, creating substantial weight and density.

Advantages:

Excellent sound insulation between rooms
Substantial feel and quality operation
Greater durability (resists damage better)
Fire resistance (some rated for fire code compliance)
Longer lifespan (30-50 years)

Disadvantages:

Higher material costs
Heavier weight requires proper hinge selection
More expensive to ship and handle

Best Applications: Master bedrooms, home offices, bathrooms, media rooms, or any space where sound control matters. Also recommended for exterior doors where security and insulation are paramount.

Cost vs. Value Analysis:

While solid core doors cost 2-3× more initially, they last twice as long and provide dramatically better sound control. For rooms where noise privacy matters (bedrooms, offices, bathrooms), the moderate investment in solid core doors pays dividends in comfort and resale value. Builders often install hollow core throughout to minimize costs—upgrading to solid core during renovation adds perceived quality that buyers notice.

#9 – Removing and Disposing of Old Doors

Old door removal represents an often-overlooked cost component that some contractors include in installation quotes while others charge separately.

Removal Cost Ranges:

Interior Door Removal: $50-$100 per door

Straightforward hinge removal
Pulling door from frame
Minimal complexity

Exterior Door Removal: $80-$200 per door

Removing weatherstripping and sealant
Carefully extracting to avoid frame damage
Potential trim removal and repair

Removal Process and Complexity:

Simple removal involves unscrewing hinges and lifting door from frame. However, complications increase time and costs:

Paint Sealed Doors: Multiple paint layers effectively glue doors to frames. Breaking the seal without damaging trim requires careful scoring and patient removal.

Damaged Frames: Rotted or warped frames complicate removal, sometimes requiring frame destruction to extract door assembly without damaging surrounding walls.

Large/Heavy Doors: Solid wood doors, wrought iron doors, or oversized glass doors require two people and careful handling, increasing labor time.

Disposal Costs ($20-$60 per door):

After removal, old doors require disposal. Options include:

Contractor Disposal: Most professional installers haul away old doors as part of service, either included in initial quote or charged separately.

Homeowner Disposal: You can request keeping old doors (potentially saving disposal fees). However, transporting and disposing yourself requires vehicle capacity and disposal site access (many landfills charge fees for bulk items).

Donation: Usable doors in reasonable condition can be donated to Habitat for Humanity ReStores or similar organizations. This eliminates disposal costs while providing tax deduction potential.

Quote Clarity Important:

Always clarify whether quotes include:

Removal of existing door(s)
Disposal/hauling fees
Any frame repairs after removal
Trim damage repairs during removal process

Getting removal costs in writing prevents surprise charges when installers arrive.

#10 – Wall Material and Structural Modifications

Wall construction and required modifications significantly impact installation complexity and costs.

Standard Installation (Existing Opening, No Modifications):

Installing doors in existing openings with proper framing represents straightforward work with predictable costs. The installer removes old door and frame, prepares opening, installs new door assembly, and adds trim. Standard wall materials (drywall or plaster) require no special considerations.

New Opening Installation Costs:

Creating doors where none existed varies dramatically by wall construction:

Drywall/Wood Stud Walls ($500-$1,500):

Cutting through drywall both sides
Installing proper header and framing
Running new door assembly
Patching, finishing, and painting both sides
Adding trim both sides

Plaster/Lath Walls ($800-$2,000):

More difficult cutting (plaster harder than drywall)
Greater dust and debris generation
More intensive patching and finishing
Potential damage to surrounding plaster requiring larger repairs

Brick/Concrete Walls ($1,500-$3,500):

Requires masonry equipment and skills
Structural engineering for lintel installation
Significantly longer installation time
Specialized finishing and trim work
Often requires building permits

Modifications by Scope:

Widening Existing Opening ($300-$1,200): Making existing doors wider requires removing additional wall material, extending headers, and finishing new sections to match existing walls. Complexity varies by wall type and whether opening is load-bearing.

Load-Bearing Wall Modifications ($800-$2,500+):

Load-bearing walls support roof or floor weight above. Any modifications require:

Structural Engineering: Professional engineer assesses loads and specifies proper header sizing and support requirements ($300-$800 for plans and calculations).

Temporary Support: Installing temporary support walls prevents sagging during modification ($200-$500).

Header Installation: Installing properly sized header (beam) distributing loads around opening. Material costs vary by span width and load requirements ($300-$1,500).

Building Permits and Inspections: Required for structural modifications in most jurisdictions ($50-$500 depending on location).

For load-bearing modifications, never attempt DIY work or hire contractors unwilling to obtain proper permits and engineering. Improper modifications can cause catastrophic structural failures.

Additional Considerations:

Electrical Wiring: Moving light switches or installing new ones near door openings adds $150-$300 per switch location.

Plumbing: Rarely encountered but occasionally pipes run through walls where doors are planned. Rerouting costs $300-$1,500 depending on complexity.

HVAC Ducts: Ductwork sometimes runs through walls. Modifications cost $400-$1,500 depending on system type and rerouting requirements.

How Much Do Different Door Types Cost to Install?

Comprehensive cost breakdown by specific door type helps you budget accurately for your project.

Interior Door Installation Costs

Standard Single Doors ($200-$800 total): The most common interior door type. Includes bedroom doors, bathroom doors, and closet doors. Price varies by core construction (hollow vs. solid), material quality, and hardware selections. Pre-hung doors in standard sizes install quickest and most affordably.

Bifold Doors ($150-$700 total): Space-efficient doors popular for closets and laundry rooms. Folding design allows access to tight spaces where traditional swing doors wouldn’t fit. Simple track system keeps installation straightforward. Costs vary primarily by size and material:

Standard closet bifolds (24″-36″): $150-$400
Larger opening bifolds (48″-96″): $400-$700

Pocket Doors ($500-$3,500 total): Doors that slide into wall cavities, completely disappearing when open. Perfect for bathrooms, small bedrooms, or any space where door swing interferes with furniture placement. Higher costs reflect installation complexity:

Must open wall cavity and install pocket frame
Requires wall depth of 4-6″ to accommodate door thickness
Not suitable for exterior walls with insulation
Creates permanent structural modification

Installation takes 4-8 hours for experienced carpenters. Pocket door hardware kits cost $100-$400, with solid wood doors adding $300-$2,000 more.

Barn Doors ($200-$5,000 total): Sliding doors mounted on exposed tracks above doorway. Trendy aesthetic popular in farmhouse and industrial designs. Costs vary enormously based on door material and hardware quality:

Basic composite door with budget hardware: $200-$600
Solid wood door with standard hardware: $600-$2,000
Premium reclaimed wood with designer hardware: $2,000-$5,000

Installation requires wall reinforcement for track mounting (tracks support entire door weight). Drywall alone can’t support properly—blocking between studs or surface-mounted reinforcement necessary.

French Doors ($600-$5,800 total): Double hinged doors meeting in center, typically featuring glass panels. Used for offices, dining rooms, or as room dividers maintaining visual connection between spaces. Interior French doors cost less than exterior versions (no weatherproofing needed).

Cost factors include:

Door material (wood most expensive, composite least)
Glass type (clear, frosted, decorative)
Size (standard 5′ or 6′ wide openings vs. custom)
Hardware quality (handles, hinges, locking mechanisms)

Installation requires precise alignment so doors meet evenly when closed without gaps. Takes experienced installers 3-5 hours.

Exterior Door Installation Costs

Single Entry Doors ($550-$2,000 total): Standard front or back door installation. Costs vary significantly by material:

Steel doors: $550-$1,200
Fiberglass doors: $700-$1,600
Wood doors: $800-$2,000+

Price includes door, frame, installation labor, weatherproofing, and basic hardware. Upgrade costs include:

Decorative glass panels: +$200-$800
Smart locks: +$200-$500
High-security deadbolts: +$100-$250
Custom paint/stain: +$150-$400

Double Entry Doors ($750-$5,000 total): Pairs of doors creating grand entrances with 5-6 foot openings. Installation complexity requires precise alignment and potentially reinforced framing. Materials range from steel to solid mahogany, with wood costing most.

Entry Doors with Sidelights ($1,600-$4,600 total): Entry doors flanked by narrow fixed glass panels adding natural light and visual width. Sidelights typically run 10-14 inches wide each. Components include:

Main door assembly
Two sidelight assemblies with glass
Extended framing accommodating wider opening
Additional trim work

Installation takes full day or more due to complexity. Weatherproofing becomes critical with more seams and glass-to-frame interfaces.

Sliding Glass/Patio Doors ($1,050-$3,250 total): Large doors providing deck or patio access with maximum natural light. Standard 6′ wide units (two 3′ panels) cost $1,050-$1,800 installed. Eight-foot units cost $1,500-$2,500. Larger sizes and upgrades increase costs:

Low-E glass coating: +$100-$300
Impact-resistant glass (hurricane zones): +$400-$1,200
Multi-point locking systems: +$150-$400

Installation requires structural opening preparation, proper flashing, and precise track alignment for smooth operation.

French Doors (Exterior) ($1,200-$4,500 total): Exterior versions require weatherproofing, insulation, and security features absent from interior models. Both panels typically operable (vs. interior French doors often having one fixed panel). Cost factors:

Weatherproofing systems
Insulated glass (double or triple pane)
Security hardware and locking mechanisms
Proper flashing and threshold installation

Security/Storm Doors ($100-$5,000 total):

Storm Doors ($100-$1,000): Mounted outside main entry doors providing weather protection and ventilation while maintaining visibility. Aluminum construction keeps costs reasonable. Installation mounts to existing door frame—relatively simple 1-2 hour project.

Security Doors ($600-$5,000): Reinforced doors using steel tubing or wrought iron construction. Provide security while allowing ventilation and visibility. Installation requires solid mounting into framing (not just trim). Wrought iron security doors at premium end provide both security and decorative appeal.

What Additional Costs Should You Consider?

Beyond basic installation, several related expenses affect total project budgets.

Permits and Inspections ($50-$500)

When Permits Are Required:

Interior Doors: Rarely require permits for simple replacement. Exceptions include fire-rated doors in certain applications or modifications affecting structural elements.

Exterior Doors: Usually require permits when:

Installing new door opening (not replacement)
Modifying structural wall elements
Altering exterior building envelope
Changing egress (emergency exit) configurations
Working in historic districts

Permit Costs by Scope:

Simple exterior door replacement: Often exempt from permits
New exterior door opening: $50-$200 typical
Structural modifications (load-bearing walls): $150-$500
Commercial buildings: Often higher fees and more requirements

Always check local building department requirements before starting. Unpermitted work can:

Require expensive removal and reinstallation when discovered
Complicate future home sales
Void homeowners insurance in case of issues
Result in fines and stop-work orders

Painting and Finishing ($100-$600)

New doors often need finishing work:

Priming and Painting:

Single door one side: $100-$200
Both sides: $150-$300
Complex doors with panels: $200-$400

Staining and Sealing:

Single door: $150-$300
Premium stains with multiple coats: $250-$500

Clear Coating:

Single application: $75-$150
Multiple coats for exterior durability: $200-$400

Many homeowners handle painting themselves, saving labor costs. However, professional finishing ensures factory-quality results, particularly for high-end wood doors where finish quality dramatically affects appearance.

Trim and Molding ($100-$800)

Door surrounds require trim on both sides. Costs vary by:

Trim Style:

Basic ranch casing: $2-$4 per linear foot
Colonial casing: $3-$6 per linear foot
Craftsman style: $5-$10 per linear foot
Custom millwork: $10-$30+ per linear foot

Material:

Paint-grade pine: Least expensive
Stain-grade hardwoods: Moderate
Primed MDF: Budget alternative
Custom wood species: Premium pricing

Each door typically requires 30-40 linear feet of trim (both sides). Installation labor adds $150-$400 depending on complexity and whether matching existing trim requires custom mitering and fitting.

Weatherproofing Materials ($25-$150)

Exterior doors need comprehensive weatherproofing:

Weatherstripping: $10-$40
Door sweep: $10-$30
Threshold: $20-$100
Sealant and caulk: $15-$30
Spray foam insulation: $10-$40

Quality materials cost more but provide better energy efficiency and durability. Cheap weatherstripping fails quickly, requiring replacement within 1-2 years. Quality products last 5-10 years.

Lock Replacement and Rekeying ($50-$300)

Rekeying Existing Locks ($50-$150): When installing new exterior doors, rekey all exterior locks to match. Prevents having separate keys for different doors. Locksmith charges $50-$100 for first lock, $25-$40 for each additional lock.

High-Security Lock Upgrades ($100-$300): Standard locks provide basic security. Upgrading to pick-resistant, bump-proof, or drill-resistant locks adds $100-$300 per door but significantly improves security.

Smart Lock Installation ($200-$600): Professional installation ensures proper operation and integration with home systems. Includes programming, testing, and integration with smartphones or home automation systems.

How Can You Save Money on Door Installation?

Strategic choices reduce costs without compromising quality or longevity.

Use Existing Frames When Possible

If current frames are solid, square, and undamaged, installing new door slabs instead of complete pre-hung assemblies saves $100-$250 per door. However, this only works when:

Frame is in excellent condition (no rot or warping)
Opening is properly sized for new door
You don’t want to change frame style or finish

For most homeowners, pre-hung doors provide better value despite slightly higher cost because proper installation is easier and more reliable.

Choose Standard Sizes

Standard 30″, 32″, or 36″ wide doors by 80″ tall cost 30-50% less than custom dimensions. Mass production and ready availability create substantial savings. When possible, work with standard sizes even if it means adjusting design plans slightly.

Consider Fiberglass Over Wood

For exterior doors, fiberglass mimics wood appearance convincingly while costing 30-50% less than comparable solid wood doors. Fiberglass also requires minimal maintenance, saving long-term costs. For most applications, fiberglass provides better overall value than wood despite wood’s traditional appeal.

Reuse Hardware When Appropriate

If existing door knobs, hinges, and locks are functional and match your style preferences, reusing them saves $50-$300 per door. However, don’t reuse:

Worn or damaged hardware
Hardware with security weaknesses on exterior doors
Mismatched styles creating poor aesthetics
Hardware requiring modification to fit new doors

Shop During Off-Season

Contractors typically experience slower demand during fall and winter (particularly November-February excluding holidays). Many offer 10-20% discounts during slower periods. However, verify contractor has:

Proper credentials and insurance
Strong references and reviews
Warranty commitments in writing

Never choose contractors based solely on price—poor installation costs more long-term than initial savings.

Get Multiple Quotes

Obtain detailed quotes from at least three reputable contractors. Compare:

Line-item pricing (not just total)
Scope of work included
Material specifications
Timeline estimates
Warranty coverage
Payment schedules

Lowest bid isn’t always best value. Mid-range quotes often represent best balance of quality and price.

Bundle Multiple Doors

If replacing several doors, doing all simultaneously reduces per-door installation costs by 15-30%. Contractors offer better pricing because they:

Minimize travel time and trips to your property
Order materials more efficiently
Maintain workflow without mobilization delays
Appreciate larger project revenue

This strategy works best when replacing multiple doors of same type (all interior or all exterior) during single project.

Consider Select DIY Tasks

Handy homeowners can handle certain tasks, reducing professional labor needs:

Good DIY Tasks:

Painting or staining doors before installation
Installing basic door hardware after door is hung
Interior trim painting
Old door removal and disposal (if contractor allows)

Leave to Professionals:

Exterior door installation (weatherproofing critical)
Structural modifications
Precise door hanging and alignment
Security hardware installation
Pocket door installation (complex wall modifications)

Attempting complex installations without proper skills often creates problems costing more to fix than professional installation would have cost initially.

Choose Pre-Hung Over Slab Doors

This may seem counterintuitive since pre-hung doors cost more than slabs, but pre-hung installations:

Reduce labor time significantly (faster installation)
Provide better results (factory-precise alignment)
Include properly positioned hinges
Ensure proper weatherproofing (exterior doors)

Lower labor costs often offset higher material costs, while superior results add value.

When Should You Hire Professionals vs. DIY?

Understanding your skill level and project complexity helps make appropriate installation decisions.

Good Candidates for DIY Installation

Interior Pre-Hung Doors in Good Frames: Homeowners with moderate DIY skills and proper tools can install interior pre-hung doors. The process involves:

Removing old door and trim carefully
Positioning new pre-hung assembly in opening
Shimming until level and plumb
Securing through shims into framing
Installing trim

This basic process takes 2-4 hours for first-time DIYers with online tutorial guidance. Mistakes are low-stakes since interior doors don’t affect weatherproofing or security.

Simple Hardware Updates: Replacing door knobs, hinges, or adding door sweeps requires only basic tools and minimal experience. YouTube tutorials provide adequate guidance for most homeowners.

Always Hire Professionals For

Exterior Door Installation: Exterior doors demand precise weatherproofing preventing water infiltration, air leaks, and security vulnerabilities. Improper installation causes:

Water damage to framing and interior walls
Ice damming and rot
Air leaks increasing energy costs 20-30%
Security weaknesses inviting break-ins
Failed building inspections

Professional installation costs $300-$800 but prevents problems costing thousands to repair. This investment always pays for itself.

Structural Modifications: Any work involving:

Load-bearing walls
New door openings
Widening existing openings
Removing structural elements

These require professional expertise, often including structural engineers and building permits. Improper structural work can cause catastrophic failures including wall collapse or roof sagging.

Pocket Door Installation: Opening wall cavities and installing pocket door frames requires carpentry skills and wall modification experience most homeowners lack. Mistakes create drywall repair problems or doors that bind and malfunction.

Custom Doors or Unusual Configurations: Custom installations, large doors (over 36″ wide), or heavy materials (wrought iron, solid hardwood) require experience and often multiple installers for safe handling.

Professional Installation Value

Professional installers provide:

Expertise: Years of experience solving problems and achieving precise results Efficiency: Complete in hours what takes DIYers days or weekends Tools: Specialized equipment ensuring quality results Warranties: Stand behind their work (good contractors provide 1-5 year workmanship warranties) Insurance: Cover damage from installation errors Code Compliance: Ensure installations meet building codes

The peace of mind and quality results from professional installation usually justify costs, particularly for exterior doors or complex projects.

Get Professional Door Installation Services

Choosing the right door installation partner ensures your project succeeds, providing years of trouble-free performance while enhancing your home’s comfort, security, and value.

At McClellands Contracting and Roofing, LLC, we’re your trusted home improvement contractors with extensive door installation experience. Our team handles everything from simple interior door replacements to complex custom exterior installations with confidence and precision.

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