Mold Removal Cost And Risk In Ransom County, ND

A typical professional mold job in Ransom County runs about $1,300 to $5,250 before rebuild, using the North Dakota nonmetro price level. Below are the 4 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Dakota rules.

1964Median year homes were built

66%Homes built before 1980

24%Homes rented, not owned

$174,800Median home value

2,538Housing units

5,662People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Ransom County were built before 1964, and 66 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 24 percent of homes in Ransom County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 58068 has the oldest homes here, a median year of 1943, and ZIP 58033 the newest, 1978.

Typical Prices In Ransom County

JobSizeNational RangeRansom 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 Ransom 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 Ransom County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
58027Ransom County195769%$150,000
58033Ransom County197853%$211,400
58054Ransom County196865%$196,300
58068Ransom County194374%$75,000

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.

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

Ransom County Area

North Dakota