Mold Removal Cost And Risk In Stillwater County, MT

A typical professional mold job in Stillwater County runs about $1,400 to $5,600 before rebuild, using the Billings, MT price level. Below are the 8 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Montana rules.

1985Median year homes were built

44%Homes built before 1980

19%Homes rented, not owned

$355,600Median home value

4,657Housing units

9,052People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $27.26 an hour, BLS May 2025 wage survey.

Half the homes in Stillwater County were built before 1985, and 44 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 19 percent of homes in Stillwater County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 59001 has the oldest homes here, a median year of 1979, and ZIP 59063 the newest, 1996.

Typical Prices In Stillwater County

JobSizeNational RangeStillwater County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,400 to $5,600
Mold Remediationan attic$2,000 to $7,500$1,850 to $7,000
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $950
Mold Inspection and Testinga clearance test$300 to $800$300 to $750

Estimate is the national range times 93.5 divided by 100, the price level for Billings, MT, 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 $5,600, that cap falls short by about $600 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 Stillwater County.

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

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

ZIP Code Neighborhoods In Stillwater County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
59001Stillwater County197951%$312,400
59019Stillwater County198641%$352,900
59028Stillwater County198445%$519,100
59057Stillwater County199430%$423,200
59061Stillwater County198148%$329,200
59063Stillwater County199640%$336,800
59067Stillwater County198050%$338,900
59069Stillwater County199140%$392,400

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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Stillwater County Area

Billings, MT