Mold Removal Cost And Risk In ZIP 84320, Lewiston UT

A typical professional mold job in ZIP 84320, Lewiston runs about $1,450 to $5,750 before rebuild. Half the homes here were built before 1974, older than the Cache County median of 1991.

1974Median year homes were built

59%Homes built before 1980

17%Homes rented, not owned

$333,700Median home value

$848Median gross rent

842Housing units

Neighborhood figures for ZIP Code Tabulation Area 84320 from Census ACS 2019 to 2023.

59 percent of homes in 84320 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 17 percent of homes here are rented, against 36 percent across Cache County, so most households carry an owner's policy on the building.

The top of a typical mold job here, $5,750, is about 1.7 percent of the median home value of $333,700.

Typical Prices In 84320

JobSizeNational Range84320 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 95.9 divided by 100, the price level for Logan, UT-ID, 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 Cache County

FEMA rates Cache County high for 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 floodingRelatively Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively Low
Winter weatherRelatively High

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

Utah Rules On Mold

Nearby ZIP Codes In Cache County

Part of Cache County, Utah.

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84320, UT Area

Lewiston, Cache County