Mold Removal Cost And Risk In Foster County, ND

A typical professional mold job in Foster County runs about $1,300 to $5,250 before rebuild, using the North Dakota nonmetro price level. Below are the 3 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Dakota rules.

1971Median year homes were built

71%Homes built before 1980

23%Homes rented, not owned

$162,800Median home value

1,782Housing units

3,372People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Foster County were built before 1971, and 71 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 23 percent of homes in Foster County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 58443 has the oldest homes here, a median year of 1962, and ZIP 58445 the newest, 1983.

Typical Prices In Foster County

JobSizeNational RangeFoster 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 Foster County.

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

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

ZIP Code Neighborhoods In Foster County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
58421Foster County197270%$168,500
58443Foster County196286%$56,300
58445Foster County198345%$120,300

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

All North Dakota Mold And Insurance Rules lines

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Area Map

Foster County Area

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