Mold Removal Cost And Risk In Cavalier County, ND

A typical professional mold job in Cavalier County runs about $1,300 to $5,250 before rebuild, using the North Dakota nonmetro price level. Below are the 9 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Dakota rules.

1970Median year homes were built

74%Homes built before 1980

17%Homes rented, not owned

$122,300Median home value

2,115Housing units

3,663People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Cavalier County were built before 1970, and 74 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 17 percent of homes in Cavalier County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 58239 has the oldest homes here, a median year of 1947, and ZIP 58281 the newest, 1982.

Typical Prices In Cavalier County

JobSizeNational RangeCavalier County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,300 to $5,250
Mold Remediationan attic$2,000 to $7,500$1,750 to $6,550
Mold Inspection and Testinga visual inspection$200 to $600$150 to $500
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $850
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 87.3 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 $5,250, that cap falls short by about $250 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 Cavalier County.

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

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

ZIP Code Neighborhoods In Cavalier County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
58239Cavalier County194794%$92,500
58249Cavalier County197271%$145,000
58260Cavalier County195586%$84,700
58269Cavalier County196876%$55,000
58281Cavalier County198240%$77,300
58311Cavalier County196176%$94,000
58323Cavalier County196579%Not published
58352Cavalier County197181%$118,400
58355Cavalier County194968%$62,500

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.

North Dakota Rules On Mold

North Dakota Mold And Insurance Rules

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Cavalier County Area

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