Mold Removal Cost And Risk In ZIP 98112, Seattle WA

A typical professional mold job in ZIP 98112, Seattle runs about $1,650 to $6,650 before rebuild. Half the homes here were built before 1944, older than the King County median of 1983.

1944Median year homes were built

74%Homes built before 1980

39%Homes rented, not owned

$1,407,400Median home value

$2,062Median gross rent

11,670Housing units

Neighborhood figures for ZIP Code Tabulation Area 98112 from Census ACS 2019 to 2023. Remediation pay in this metro is $28.99 an hour, BLS May 2025 wage survey.

74 percent of homes in 98112 went up before 1980. Older plumbing, roofs and window seals are where slow leaks start, and slow leaks are the mold most home policies leave out.

About 39 percent of homes here are rented, against 44 percent across King County, so most households carry an owner's policy on the building.

The top of a typical mold job here, $6,650, is about 0.5 percent of the median home value of $1,407,400.

Typical Prices In 98112

JobSizeNational Range98112 Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,650 to $6,650
Mold Remediationan attic$2,000 to $7,500$2,200 to $8,350
Mold Inspection and Testinga visual inspection$200 to $600$200 to $650
Mold Inspection and Testingan inspection with samples$300 to $1,000$350 to $1,100
Mold Inspection and Testinga clearance test$300 to $800$350 to $900

Estimate is the national range times 111.1 divided by 100, the price level for Seattle-Tacoma-Bellevue, WA, rounded to $50. National ranges from Remediational cost guide, price level from BEA Regional Price Parities 2024.

The standard limited fungi endorsement caps mold at $5,000. Against a typical job here of up to $6,650, that cap falls short by about $1,650 at the top of that range. Read the form

Water Hazards FEMA Rates For King County

FEMA rates King County high for inland flooding, winter weather. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingVery High
Coastal floodingRelatively Moderate
HurricaneNot Applicable
Cold waveRelatively Low
Winter weatherRelatively High

Source FEMA National Risk Index, December 2025, county level.

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Nearby ZIP Codes In King County

Part of Seattle, King County, Washington.

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98112, WA Area

Seattle, King County