Mold Removal Cost In Fremont, CA

A typical professional mold job in Fremont runs about $1,750 to $6,950 before rebuild. Fremont sits in Alameda County.

1978Median year homes were built

55%Homes built before 1980

40%Homes rented, not owned

$1,289,400Median home value

80,545Housing units

228,518People

Figures for Fremont city from Census ACS 2019 to 2023.

Half the homes in Fremont were built before 1978, and 55 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 40 percent of homes in Fremont are rented, so most households here carry an owner's policy on the building itself.

Typical Prices In Fremont

JobSizeNational RangeFremont Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,750 to $6,950
Mold Remediationan attic$2,000 to $7,500$2,300 to $8,650
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 115.6 divided by 100, the price level for San Francisco-Oakland-Fremont, 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 $6,950, that cap falls short by about $1,950 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Alameda 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 floodingVery 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 Fremont

ZIPMedian Year BuiltHomes RentedMedian Home Value
94536197543%$1,210,200
94538197755%$1,104,800
94539197920%$1,878,400
94555198331%$1,295,000

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