Mold Removal Cost And Risk In ZIP 99658, St. Mary's AK

A typical professional mold job in ZIP 99658, St. Mary's runs about $1,450 to $5,750 before rebuild. Half the homes here were built before 1987, older than the Kusilvak Census Area median of 1988.

1987Median year homes were built

34%Homes built before 1980

33%Homes rented, not owned

$109,600Median home value

$1,150Median gross rent

341Housing units

Neighborhood figures for ZIP Code Tabulation Area 99658 from Census ACS 2019 to 2023.

34 percent of homes in 99658 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 33 percent of homes here are rented, against 31 percent across Kusilvak Census Area, so most households carry an owner's policy on the building.

The top of a typical mold job here, $5,750, is about 5.2 percent of the median home value of $109,600.

Typical Prices In 99658

JobSizeNational Range99658 Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,750
Mold Remediationan attic$2,000 to $7,500$1,900 to $7,200
Mold Inspection and Testinga visual inspection$200 to $600$200 to $600
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $950
Mold Inspection and Testinga clearance test$300 to $800$300 to $750

Estimate is the national range times 96.2 divided by 100, the price level for the nonmetro part of Alaska, 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 $5,750, that cap falls short by about $750 at the top of that range. Read the form

Water Hazards FEMA Rates For Kusilvak Census Area

FEMA rates Kusilvak Census Area high for cold wave. 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 floodingNo Rating
Coastal floodingNo Rating
HurricaneNot Applicable
Cold waveRelatively High
Winter weatherRelatively Moderate

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

Alaska Rules On Mold

Nearby ZIP Codes In Kusilvak Census Area

Part of Kusilvak Census Area, Alaska.

Guides

Area Map

99658, AK Area

St. Mary's, Kusilvak Census Area