Mold Removal Cost And Risk In Butte County, CA

A typical professional mold job in Butte County runs about $1,500 to $6,050 before rebuild, using the Chico, CA price level. Below are the 18 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and California rules.

1980Median year homes were built

49%Homes built before 1980

42%Homes rented, not owned

$408,700Median home value

91,176Housing units

209,470People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Butte County were built before 1980, and 49 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 42 percent of homes in Butte County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 95978 has the oldest homes here, a median year of 1946, and ZIP 95969 the newest, 1991.

Typical Prices In Butte County

JobSizeNational RangeButte County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,500 to $6,050
Mold Remediationan attic$2,000 to $7,500$2,000 to $7,600
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 $1,000
Mold Inspection and Testinga clearance test$300 to $800$300 to $800

Estimate is the national range times 101.2 divided by 100, the price level for Chico, 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 $6,050, that cap falls short by about $1,050 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates none of the water hazards below as high for Butte County.

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveNo Rating
Winter weatherRelatively Low

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

ZIP Code Neighborhoods In Butte County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
95914Butte County198342%$424,200
95916Berry Creek198049%$257,000
95917Butte County197560%$380,700
95926Chico197756%$462,900
95928Butte County198344%$476,600
95930Butte County1948100%Not published
95938Durham197168%$532,000
95941Butte County198722%$195,800
95942Butte County198822%$508,300
95948Butte County197066%$343,500
95954Butte County198245%$268,200
95965Butte County197756%$295,500
95966Butte County197561%$309,300
95968Palermo197370%$122,400
95969Butte County199138%$419,900
95973Butte County199032%$484,600
95974Richvale196763%Not published
95978Stirling City194680%Not published

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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Butte County Area

Chico, CA