Mold Removal Cost And Risk In Solano County, CA

A typical professional mold job in Solano County runs about $1,650 to $6,500 before rebuild, using the Vallejo, CA price level. Below are the 15 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and California rules.

1982Median year homes were built

45%Homes built before 1980

37%Homes rented, not owned

$589,600Median home value

163,455Housing units

450,824People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Solano County were built before 1982, and 45 percent 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 37 percent of homes in Solano County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 94512 has the oldest homes here, a median year of 1948, and ZIP 94592 the newest, 2005.

Typical Prices In Solano County

JobSizeNational RangeSolano County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,650 to $6,500
Mold Remediationan attic$2,000 to $7,500$2,150 to $8,150
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 $850

Estimate is the national range times 108.5 divided by 100, the price level for Vallejo, 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 $6,500, that cap falls short by about $1,500 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Solano County high for inland flooding, coastal 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 High
HurricaneNot Applicable
Cold waveNo Rating
Winter weatherVery Low

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

ZIP Code Neighborhoods In Solano County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
94510Solano County198147%$778,900
94512Solano County194872%Not published
94533Fairfield197952%$497,300
94534Solano County199418%$700,900
94535Fairfield199816%Not published
94571Solano County200222%$479,900
94585Solano County198437%$551,400
94589Vallejo197466%$478,800
94590Vallejo195778%$510,700
94591Vallejo198342%$602,200
94592Solano County20057%$681,300
95620Solano County198643%$594,900
95625Solano County198434%Not published
95687Solano County198537%$583,800
95688Solano County198149%$657,400

ZIP areas are Census ZIP Code Tabulation Areas, placed in the county that holds most of their land, per the Census 2020 ZIP relationship files.

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Solano County Area

Vallejo, CA