Window Replacement Cost in Denver, CO
Window replacement in Denver costs $850/window installed on average — 13% above the national average. A 10-window home: $8,500.
Denver — Per Window (avg)
$850
13% above national average
Vinyl Window
$625/window
most popular choice
10-Window Home Total
$8,500
avg frame material
Window Replacement Cost in Denver by Frame Material — 2026
| Frame Type | Per Window | 10 Windows | Note |
|---|---|---|---|
| Vinyl (standard) | $625 | $6,250 | most popular; low maintenance |
| Aluminum | $775 | $7,750 | durable; lower insulation value |
| Fiberglass | $1,125 | $11,250 | best insulation; premium durability |
| Wood-clad | $1,250 | $12,500 | traditional look; highest cost |
Double-pane, low-E glass included. Installation labor included. Bay windows and specialty shapes add 30–60%. Denver labor rates are 13% above the national average.
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FAQs — Window Replacement Cost in Denver
How much does window replacement cost in Denver?
Window replacement in Denver, CO costs $425–$1,525 per window installed, with an average of $850/window — 13% above the national average of $750. A 10-window home replacement costs $8,500. Vinyl windows are the most popular choice at $625/window; premium wood-clad windows run $1,250/window.
What type of windows are best for Denver?
For Denver's cold climate: triple-pane windows with low-E coating are worth the premium — they reduce heating bills 15–25%. Fiberglass frames ($1,125) expand and contract less than vinyl in temperature extremes. Look for U-factor of 0.20 or lower for best insulation.
How long does window replacement take in Denver?
Window replacement in Denver takes 30–60 minutes per window for experienced installers. A 10-window home can typically be completed in 1–2 days. Custom or non-standard size windows require 3–8 weeks lead time from order to delivery. Structural window work or full-frame replacements take longer. Most Denver window contractors can schedule within 2–4 weeks for standard replacements.
Do new windows save energy in Denver?
Yes — replacing single-pane windows with Energy Star double-pane in Denver saves $150–$375/year on energy bills (DOE estimate). At $8,500 for 10 windows, the energy payback period is 12–18 years. The real ROI comes from comfort improvement, reduced drafts, and resale value (Energy Star windows recoup 67–75% at resale). In Denver, the biggest savings come from reducing winter heat loss.
Are there rebates for window replacement in Denver?
Yes — several rebate programs apply in Denver: Federal tax credit: 30% of cost up to $600 for Energy Star windows (2026, Inflation Reduction Act). CO utility rebates: many local utilities offer $28–$85/window rebates for Energy Star qualified replacements — check your Denver utility company's energy efficiency program. ENERGY STAR certified windows must have a U-factor ≤0.30 and SHGC ≤0.30 to qualify. Manufacturers (Andersen, Pella, Marvin) also offer periodic promotions.