Home Remodeling Costs in Seattle, WA
Remodeling costs in Seattle run about 41% above the Washington median, based on home values and labor rates across its 23 ZIP codes in King County. The ranges below reflect what Seattle homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.41×
- Washington median
- Median home value
- $858,096
- Zillow ZHVI
- ZIP codes
- 23
- King County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Seattle (2026)
Ranges span Seattle's least to most expensive ZIPs, including the ±15% contractor variance. ROI is the share of cost typically recouped at resale in your census region.
Cost range
$8,504 - $19,838
Typical
$16,235
Cost range
$13,045 - $30,429
Typical
$24,903
Cost range
$19,967 - $46,575
Typical
$38,117
Cost range
$18,192 - $42,435
Typical
$34,729
Cost range
$3,328 - $7,762
Typical
$6,353
Cost range
$13,026 - $30,386
Typical
$24,868
Cost range
$42,521 - $99,187
Typical
$81,175
Cost range
$13,086 - $30,526
Typical
$24,982
Cost range
$1,742 - $4,062
Typical
$3,325
Cost range
$7,395 - $17,250
Typical
$14,117
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $8,504 - $19,838 | $16,235 | 76/100 | Seattle guide → |
| Window Replacement | $13,045 - $30,429 | $24,903 | 85/100 | Seattle guide → |
| Kitchen Remodel | $19,967 - $46,575 | $38,117 | 100/100 | Seattle guide → |
| Bathroom Remodel | $18,192 - $42,435 | $34,729 | 91/100 | Seattle guide → |
| Garage Door Replacement | $3,328 - $7,762 | $6,353 | 100/100 | Seattle guide → |
| Deck Addition | $13,026 - $30,386 | $24,868 | 100/100 | Seattle guide → |
| Basement Finishing | $42,521 - $99,187 | $81,175 | 71/100 | Seattle guide → |
| Siding Replacement | $13,086 - $30,526 | $24,982 | 100/100 | Seattle guide → |
| Entry Door Replacement | $1,742 - $4,062 | $3,325 | 100/100 | Seattle guide → |
| HVAC Replacement | $7,395 - $17,250 | $14,117 | 77/100 | Seattle guide → |
Sources: Remodeling Magazine Cost vs. Value, Zillow ZHVI, BLS construction wages. Data updated 2026-05. How we calculate estimates
Roofing Replacement Cost by ZIP Code
Pick a project and the prices below update. Costs vary up to 72% across Seattle. Open your ZIP for the full local breakdown.