Window Replacement Cost Costs Across Washington
Washington window replacement planning ranges from $6,540 to $22,680 for 12 windows (installed). The displayed city ranges apply NumeralQ's city-level multipliers to a national planning baseline; they are not observed local contractor prices.
Actual project quotes may vary based on home size, materials, site conditions, code requirements, and the contractor selected.
City-by-City Window Replacement Cost Table
| City | Typical Cost (12 windows) | vs. National Avg. |
|---|---|---|
| Bellevue | $7,560 – $22,680 | ↑ Above avg. |
| Seattle | $7,440 – $22,320 | ↑ Above avg. |
| Spokane | $6,540 – $19,620 | ↑ Above avg. |
| Tacoma | $7,440 – $22,320 | ↑ Above avg. |
How Washington Window Replacement Ranges Are Calculated
City and state planning ranges use the selected quantity of windows, the selected material or project option with the city-level location context for the markets listed above.
The state range summarizes the city planning outputs shown on this page. Underlying rates and location adjustments are not listed here; these are planning outputs, not observed local transactions or contractor quotes.
Related Cost Guides for Washington Homeowners
Energy-efficient window tax credits (IRA 25C) of up to $600/year apply to qualifying 2026 installations — significantly improving ROI in high-energy-cost states.