Wood & Fiberglass Window Replacement cost: Boulder vs Denver (2026)
In 2026, wood and fiberglass window replacement is about 8% less expensive in Boulder than in Denver. Most homeowners pay around $18,350 in Boulder versus $19,800 in Denver — a gap of roughly $1,450.
Boulder CO
Lower costTypically around $18,350
Denver CO
Typically around $19,800
Boulder vs Denver: full breakdown
| Factor | Boulder | Denver |
|---|---|---|
| Typical 2026 cost | $18,350 | $19,800 |
| Estimated range | $10,550–$26,150 | $11,350–$28,250 |
| Labor index (vs US) | ×1 | ×1.08 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.04 | ×1.04 |
| Local permit | $125 | $125 |
| Labor share | $10,100 | $10,900 |
| Materials/equipment | $8,250 | $8,900 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national wood and fiberglass window replacement range for local labor, climate and permits.
Boulder vs Denver
Is wood and fiberglass window replacement cheaper in Boulder or Denver?
In 2026, wood and fiberglass window replacement is cheaper in Boulder at about $18,350, versus $19,800 in Denver — a difference of about $1,450 (8%).
Why does wood and fiberglass window replacement cost more in Denver than Boulder?
The main driver is local labor rates: Denver's labor index is 1.08 versus 1 in Boulder. Climate zone (cold vs cold) also shift the total.
How much is wood and fiberglass window replacement in Boulder, CO?
In Boulder, wood and fiberglass window replacement typically runs $10,550–$26,150 in 2026, with most homeowners paying around $18,350.
Updated June 2026 · By Costadia Editorial