Mold Removal Cost in Seattle, WA (2026)
Homeowners in Seattle typically pay $2.86–$3.46 per square foot — about 24% higher than the national average of $2.55.
Seattle — per square foot
$2.86 – $3.46
vs. national average
+24%
National average is $2.55 per square foot.
Seattle cost breakdown
Cost components for Seattle (ZIP 98101), January 2026.
| Cost component | Typical range | Share |
|---|---|---|
| Mold Removal Labor, Basic | $2.35–$2.73 | 79% |
| Mold Removal Job Supplies | $0–$0 | 0% |
| Mold Removal Equipment Allowance | $0.51–$0.73 | 21% |
How Seattle compares
Mold Removal cost across major US metros.
| City | Typical range | vs. national |
|---|---|---|
| New York, NY | $3.14–$3.79 | +36% |
| San Jose, CA | $2.96–$3.58 | +28% |
| San Francisco, CA | $2.96–$3.58 | +28% |
| Seattle, WA | $2.86–$3.46 | +24% |
| Chicago, IL | $2.77–$3.35 | +20% |
| Boston, MA | $2.77–$3.35 | +20% |
| Los Angeles, CA | $2.67–$3.24 | +16% |
| Philadelphia, PA | $2.58–$3.14 | +12% |
| San Diego, CA | $2.58–$3.14 | +12% |
| Minneapolis, MN | $2.58–$3.14 | +12% |
| Columbus, OH | $2.25–$2.74 | -2% |
| Phoenix, AZ | $2.21–$2.68 | -4% |
| Denver, CO | $2.21–$2.68 | -4% |
| Atlanta, GA | $2.11–$2.58 | -8% |
| Houston, TX | $2.07–$2.54 | -10% |
| Dallas, TX | $2.07–$2.54 | -10% |
| Jacksonville, FL | $2.05–$2.52 | -10% |
| Miami, FL | $2.05–$2.52 | -10% |
| San Antonio, TX | $2.04–$2.50 | -11% |
| Austin, TX | $2.02–$2.46 | -12% |
Frequently asked questions
＋ － How much does mold removal cost in Seattle?
In Seattle, WA, mold removal typically costs $2.86–$3.46 (ZIP 98101), which is about 24% higher than the national average of $2.55, per January 2026 homewyse.com.
＋ － Why is mold removal more expensive in Seattle?
Seattle's tree ordinance restricts removal of 'exceptional' and large trees; a permit and often a replacement planting are required. Local labor rates and disposal fees are the main reason prices here run about 24% higher than the national average.
＋ － Do I need a permit for mold removal in Seattle?
Seattle's tree ordinance restricts removal of 'exceptional' and large trees; a permit and often a replacement planting are required.