Mold Removal Cost And Risk In Hill County, MT

A typical professional mold job in Hill County runs about $1,350 to $5,500 before rebuild, using the Montana nonmetro price level. Below are the 7 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Montana rules.

1972Median year homes were built

72%Homes built before 1980

33%Homes rented, not owned

$187,600Median home value

7,232Housing units

16,260People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Hill County were built before 1972, and 72 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 33 percent of homes in Hill County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 59525 has the oldest homes here, a median year of 1945, and ZIP 59521 the newest, 1983.

Typical Prices In Hill County

JobSizeNational RangeHill County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,500
Mold Remediationan attic$2,000 to $7,500$1,850 to $6,850
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $900
Mold Inspection and Testinga clearance test$300 to $800$250 to $750

Estimate is the national range times 91.6 divided by 100, the price level for the nonmetro part of the state, 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 $5,500, that cap falls short by about $500 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Hill County high for cold wave, winter weather. 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 Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively High
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Hill County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
59501Hill County197275%$201,800
59521Hill County198343%$67,800
59525Hill County194584%Not published
59528Hill County195771%$132,500
59530Hill County195480%$140,600
59532Hill County195963%Not published
59540Hill County195577%$100,000

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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Hill County Area

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