Mold Removal Cost And Risk In McLean County, ND

A typical professional mold job in McLean County runs about $1,300 to $5,250 before rebuild, using the North Dakota nonmetro price level. Below are the 13 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Dakota rules.

1975Median year homes were built

61%Homes built before 1980

17%Homes rented, not owned

$233,100Median home value

5,794Housing units

9,807People

Housing figures from Census ACS 2019 to 2023.

Half the homes in McLean County were built before 1975, and 61 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 McLean County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 58723 has the oldest homes here, a median year of 1956, and ZIP 58531 the newest, 1991.

Typical Prices In McLean County

JobSizeNational RangeMcLean 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 McLean County high for 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 floodingVery Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively Moderate
Winter weatherRelatively High

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

ZIP Code Neighborhoods In McLean County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
58531McLean County199148%$262,500
58540McLean County197951%$257,800
58559McLean County198647%$281,500
58565Riverdale195868%$220,500
58575McLean County197273%$170,400
58576McLean County197275%$197,900
58577McLean County197468%$248,900
58716McLean County197474%$251,900
58723McLean County195672%$118,800
58759McLean County197270%$177,200
58775McLean County198247%Not published
58778McLean County197953%$406,100
58779McLean County196574%$58,200

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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McLean County Area

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