Mold Removal Cost And Risk In ZIP 94576, Deer Park CA

A typical professional mold job in ZIP 94576, Deer Park runs about $1,700 to $6,750 before rebuild. Half the homes here were built before 1940, older than the Napa County median of 1976.

1940Median year homes were built

100%Homes built before 1980

23%Homes rented, not owned

$1,058,600Median home value

Not publishedMedian gross rent

64Housing units

Neighborhood figures for ZIP Code Tabulation Area 94576 from Census ACS 2019 to 2023.

100 percent of homes in 94576 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 23 percent of homes here are rented, against 36 percent across Napa County, so most households carry an owner's policy on the building.

The top of a typical mold job here, $6,750, is about 0.6 percent of the median home value of $1,058,600.

Typical Prices In 94576

JobSizeNational Range94576 Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,700 to $6,750
Mold Remediationan attic$2,000 to $7,500$2,250 to $8,450
Mold Inspection and Testinga visual inspection$200 to $600$250 to $700
Mold Inspection and Testingan inspection with samples$300 to $1,000$350 to $1,150
Mold Inspection and Testinga clearance test$300 to $800$350 to $900

Estimate is the national range times 112.6 divided by 100, the price level for Napa, CA, 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 $6,750, that cap falls short by about $1,750 at the top of that range. Read the form

Water Hazards FEMA Rates For Napa County

FEMA rates Napa County high for inland flooding. 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 High
Coastal floodingRelatively Moderate
HurricaneNot Applicable
Cold waveNo Rating
Winter weatherVery Low

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

California Rules On Mold

Nearby ZIP Codes In Napa County

Part of Napa County, California.

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94576, CA Area

Deer Park, Napa County