Mold Removal Cost And Risk In San Francisco County, CA

A typical professional mold job in San Francisco County runs about $1,750 to $6,950 before rebuild, using the San Francisco-Oakland-Fremont, CA price level. Below are the 27 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and California rules.

1945Median year homes were built

77%Homes built before 1980

62%Homes rented, not owned

$1,380,500Median home value

411,542Housing units

836,321People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $28.65 an hour, BLS May 2025 wage survey.

Half the homes in San Francisco County were built before 1945, and 77 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. Most homes in San Francisco County are rented, 62 percent. A renter's policy covers belongings and liability, while the owner's policy covers the building.

Housing age swings by neighborhood. ZIP 94104 has the oldest homes here, a median year of 1938, and ZIP 94158 the newest, 2009.

Typical Prices In San Francisco County

JobSizeNational RangeSan Francisco County 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 San Francisco 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.

ZIP Code Neighborhoods In San Francisco County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
94102San Francisco194168%$996,300
94103San Francisco199244%$1,057,600
94104San Francisco193867%$1,992,600
94105San Francisco20089%$1,461,700
94107San Francisco199830%$1,227,000
94108San Francisco193889%$1,207,500
94109San Francisco193883%$1,390,000
94110San Francisco193884%$1,500,200
94111San Francisco197853%$1,217,300
94112San Francisco194088%$1,159,600
94114San Francisco193888%$1,771,700
94115San Francisco194980%$1,684,100
94116San Francisco194495%$1,450,000
94117San Francisco193890%$1,641,400
94118San Francisco193889%$1,817,200
94121San Francisco193886%$1,634,600
94122San Francisco194393%$1,507,100
94123San Francisco193890%$2,000,001
94124San Francisco196661%$1,043,200
94127San Francisco193893%$1,897,700
94129San Francisco195195%Not published
94130San Francisco195692%Not published
94131San Francisco196288%$1,749,500
94132San Francisco195186%$1,458,700
94133San Francisco193883%$1,519,100
94134San Francisco195380%$1,064,100
94158San Francisco20094%$1,501,100

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.

Cities And Towns

California Rules On Mold

California Mold And Insurance Rules

All California Mold And Insurance Rules lines

California Department of Insurance

All California Department of Insurance lines

All California counties

Guides

Area Map

San Francisco County Area

San Francisco-Oakland-Fremont, CA