How long does exterior door replacement take in Arapahoe County?

A standard entry door replacement takes 4-6 hours for professional installation. Sliding patio doors require 6-8 hours. Complex projects involving frame repairs or custom sizing may extend to a full day. Denver-area carpenters earning $32.76 per hour can complete most jobs in a single visit.

Should I choose fiberglass or steel for my entry door?

Fiberglass performs better in Arapahoe County's dry climate (IECC Zone 5B) because it resists warping and cracking from low humidity. Steel offers superior security and costs less upfront but can dent from hail (risk score 99.84). Fiberglass doors range $850 to $3,180 locally.

Do I need a storm door in Colorado?

Storm doors provide valuable protection in Arapahoe County, where winter weather risk scores 91.06. They extend the life of your primary door, add insulation, and allow ventilation in mild weather. Installation runs $320 to $850 locally.

What U-factor should I look for in Arapahoe County?

For IECC Climate Zone 5B, select doors with U-factors of 0.30 or lower. ENERGY STAR certified doors (U-factor 0.21 or better) can save $50 to $100 annually on heating costs at Colorado's $0.168 per kWh electricity rate.

How much do sliding patio doors cost in the Denver area?

Sliding patio door replacement in Arapahoe County ranges from $1,590 to $4,770, with an average project costing $2,970. This reflects the 1.06x local labor adjustment based on Denver-area carpenter wages.

Will new doors increase my home's value?

Quality exterior doors return 60-75% of their cost at resale. With Arapahoe County median home values at $526,000, a $3,000 door upgrade represents less than 1% of home value while improving curb appeal, security, and energy efficiency.

When is the best time to replace exterior doors in Colorado?

Schedule door replacement between May and September for optimal installation conditions. Sealants and caulks cure properly in moderate temperatures, and installers can work efficiently without weather delays. This timing also allows testing before winter weather arrives.

REGIONAL COST GUIDE · Arapahoe County, CO

How Much Does Exterior Door Replacement Cost in Arapahoe County, CO?

Exterior door replacement in Arapahoe County costs $850-$3,180 for entry doors. Get local pricing based on Denver-area labor rates.

Cost range $850 – $3,180

Average $1,590

Updated May 17, 2026

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COST BREAKDOWN

What homeowners in Arapahoe County actually pay.

Local market ranges built from regional labor, materials, and permitting data — not national averages.

Entry Door Replacement (Fiberglass)

$850 Avg: $1,590 $3,180

Sliding Patio Door Replacement

$1,590 Avg: $2,970 $4,770

Storm Door Installation

$320 Avg: $530 $850

National avg $1,500 × 1.06x local adjustment = $1,590

Why Arapahoe County prices look like this.

Late spring through early fall offers the best window for exterior door replacement in Arapahoe County, giving installers stable weather and allowing proper sealant curing before winter. Entry door replacement runs $850 to $3,180 locally, with most homeowners paying around $1,590 for a fiberglass unit with professional installation. Sliding patio doors range from $1,590 to $4,770, averaging $2,970. These figures reflect the Denver metro area's labor market, where carpenter wages run about 6% above the national average. With median home values at $526,000 in Arapahoe County (well above national norms), upgrading to energy-efficient doors can boost both comfort and resale appeal.

Labor Costs in the Denver Metro Area

Carpenters in the Denver-Aurora-Lakewood metro area earn a mean hourly wage of $32.76, compared to the national average of $29.58 per hour. This 10.7% wage premium reflects strong construction demand along the Front Range. The metro area employs approximately 7,250 carpenters, indicating a healthy labor pool for door installation projects. Labor accounts for roughly 40-50% of a door replacement project, covering removal of the old unit, frame inspection and repair, installation, weatherstripping, and trim work. Complex installations (custom sizes, structural modifications, or multi-door projects) will push labor costs toward the higher end of quoted ranges.

Weather Hazards and Door Durability

Arapahoe County faces notable weather risks that affect exterior door longevity. FEMA's National Risk Index rates hail exposure at 99.84 (Very High) and lightning at 98.41 (Very High), both of which can damage door surfaces and hardware over time. Winter weather scores 91.06 (Relatively High), meaning doors must withstand freeze-thaw cycles, ice accumulation, and wind-driven snow. Tornado risk registers at 97.23 (Relatively High). When selecting replacement doors, consider impact-resistant fiberglass or steel construction, reinforced weatherstripping rated for extreme temperatures, and multi-point locking systems that maintain seal integrity under high winds. Storm doors add an extra layer of protection and typically pay for themselves by extending the life of your primary entry door.

Climate Zone Considerations for Door Selection

Arapahoe County falls within IECC Climate Zone 5B, a cold and dry classification that prioritizes heating efficiency. The DOE categorizes this as part of the North HVAC region, where doors must perform well against prolonged cold exposure. For this zone, look for exterior doors with U-factors of 0.30 or lower and consider units with polyurethane foam cores rather than polystyrene for superior insulation. Fiberglass doors resist warping better than wood in low-humidity conditions common along the Front Range. Proper installation matters as much as door quality: gaps in weatherstripping or poorly adjusted thresholds can negate the thermal performance of even premium units.

Energy Efficiency and Operating Costs

Colorado residential electricity runs $0.168 per kWh as of February 2026, making air infiltration through old or poorly sealed doors a measurable expense. A drafty entry door can increase heating costs by 10-15% during winter months. Replacing a 20-year-old door with an ENERGY STAR certified unit (U-factor 0.21 or better) can save $50 to $100 annually on heating and cooling. Sliding patio doors represent larger thermal weak points due to their glass area. Opt for double-pane low-E glass with argon fill for best performance. Arapahoe County's strong solar resource (5.79 peak sun hours daily) means south-facing doors with appropriate glazing can provide passive solar heating benefits in winter while low-E coatings prevent summer heat gain.

Financing Your Door Replacement

With 30-year mortgage rates at 6.36% as of May 2026, many Arapahoe County homeowners opt to finance larger door projects through home equity products or contractor financing rather than refinancing. A $3,000 entry door upgrade financed at 6.36% over 5 years adds roughly $58 to monthly payments. Given median home values of $526,000 and annual property taxes around $2,767, door upgrades represent a modest investment relative to overall home value. Quality exterior doors typically return 60-75% of their cost at resale while providing immediate comfort and security benefits. Some utility rebates may apply to ENERGY STAR certified products. Check with Xcel Energy for current incentive programs in your area.

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FREQUENTLY ASKED · 07

Questions buyers ask about exterior door replacement in Arapahoe County.

Short answers to the most common things we hear about local pricing, scope, and timing.

How long does exterior door replacement take in Arapahoe County?

A standard entry door replacement takes 4-6 hours for professional installation. Sliding patio doors require 6-8 hours. Complex projects involving frame repairs or custom sizing may extend to a full day. Denver-area carpenters earning $32.76 per hour can complete most jobs in a single visit.
Should I choose fiberglass or steel for my entry door?

Fiberglass performs better in Arapahoe County's dry climate (IECC Zone 5B) because it resists warping and cracking from low humidity. Steel offers superior security and costs less upfront but can dent from hail (risk score 99.84). Fiberglass doors range $850 to $3,180 locally.
Do I need a storm door in Colorado?

Storm doors provide valuable protection in Arapahoe County, where winter weather risk scores 91.06. They extend the life of your primary door, add insulation, and allow ventilation in mild weather. Installation runs $320 to $850 locally.
What U-factor should I look for in Arapahoe County?

For IECC Climate Zone 5B, select doors with U-factors of 0.30 or lower. ENERGY STAR certified doors (U-factor 0.21 or better) can save $50 to $100 annually on heating costs at Colorado's $0.168 per kWh electricity rate.
How much do sliding patio doors cost in the Denver area?

Sliding patio door replacement in Arapahoe County ranges from $1,590 to $4,770, with an average project costing $2,970. This reflects the 1.06x local labor adjustment based on Denver-area carpenter wages.
Will new doors increase my home's value?

Quality exterior doors return 60-75% of their cost at resale. With Arapahoe County median home values at $526,000, a $3,000 door upgrade represents less than 1% of home value while improving curb appeal, security, and energy efficiency.
When is the best time to replace exterior doors in Colorado?

Schedule door replacement between May and September for optimal installation conditions. Sealants and caulks cure properly in moderate temperatures, and installers can work efficiently without weather delays. This timing also allows testing before winter weather arrives.

SOURCES · 08

How these numbers were built.

Cost estimates are derived from government data including the U.S. Census Bureau (ACS), Bureau of Labor Statistics (OEWS), FEMA National Risk Index, EIA energy data, IECC climate zone classifications, Federal Reserve (FRED), and HUD Fair Market Rents.