Quick Answer

Window Replacement Cost in Denver (2026)

Average cost in Denver

US$5,634avg

US$2,076 — US$14,000

US$450 — US$1,200 per sq ft

+7.5% YoY
11 sources
Updated 2 weeks ago
Front Range

Cost Breakdown

Itemized
Materials

Window units (Vinyl, Fiberglass, Wood)

US$1,200 — US$8,400

58%

Labor

Professional installation and fitting

US$700 — US$4,500

32%

Disposal & Cleanup

Removal of old units and debris

US$100 — US$600

5%

Permits & Fees

City of Denver building permits

US$83 — US$250

3%

Supplies

Sealants, insulation foam, and trim

US$50 — US$250

2%

🧾Sales Tax (2.9%) — Colorado
Base cost + $163 tax$5,797

Sales Tax at 2.9%

📋What's Included

Scope

Typically Includes

  • Standard vinyl double-hung windows
  • Removal of old windows
  • Installation & insulation
  • Interior trim
  • Cleanup

Typically Excludes

  • Custom or specialty shapes
  • Triple-pane or premium glass
  • Exterior trim or cladding
  • Structural modifications
  • Bay or bow windows

Based on replacing 10 standard-size windows with vinyl double-hung.

🧮Estimate Your Cost

Interactive

Estimated Cost

US$5,450

US$4,360 — US$6,540

Based on 11 sources and market data for Denver. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

US$5,241

Today

US$5,634

Window Replacement in Denver is 7.5% compared to roughly a year ago — about US$393 more on the average project.

Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.

🏢Top Window Replace Contractors in Denver

Verified providers
🔨

303 WINDOWS

2375 S Downing St, Denver, CO 80210, USA

5.0
★★★★★

284 reviews

🔨

Five Seasons Windows and Doors

4731 S Santa Fe Cir #2, Englewood, CO 80110, USA

4.9
★★★★½

277 reviews

🔨

Zen Windows Denver

6105 S Main St Ste 200 Office 213, Aurora, CO 80016, USA

4.9
★★★★½

198 reviews

🔨

Window Doctor Of Colorado

4001 S Federal Blvd, Sheridan, CO 80110, USA

4.8
★★★★½

211 reviews

🔨

Renewal by Andersen Window Replacement

1401 W Bayaud Ave #7, Denver, CO 80223, USA

4.8
★★★★½

6,837 reviews

Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.

💬What People Actually Paid

Community

Common Questions

Yes, the City and County of Denver requires a building permit for window replacements. As of 2026, the standard permit fee for a typical residential window replacement project is approximately $83.

Yes, Xcel Energy offers rebates for air sealing and insulation that can be bundled with window projects, often up to $600. Additionally, federal tax credits under the Inflation Reduction Act provide up to $600 annually for Energy Star-certified windows.

To be code-compliant in Denver, basement bedroom egress windows must have a minimum net clear opening of 5.7 square feet, a minimum height of 24 inches, and a maximum sill height of 44 inches from the finished floor.

According to 2026 regional data, Denver homeowners can expect to recoup between 67% and 72% of their investment in vinyl window replacements upon resale, which is higher than the national average due to local climate demands.

📊Our Methodology

How we collect data
1

Aggregated from 5+ verified web sources and cost databases

2

Licensed contractor estimates and regional cost guides

3

Government construction and labor statistics

4

Community-reported project costs and reviews

Last data collection: 2 weeks ago. Updates run weekly. All costs in USD.

About this data

Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.

Spotted bad data? Let us know — we'll review and update.