Mold Removal Cost And Risk In Oliver County, ND

A typical professional mold job in Oliver County runs about $1,350 to $5,450 before rebuild, using the Bismarck, ND price level. Below are the 1 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Dakota rules.

1975Median year homes were built

63%Homes built before 1980

7%Homes rented, not owned

$217,000Median home value

912Housing units

1,821People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Oliver County were built before 1975, and 63 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 7 percent of homes in Oliver County are rented, so most households here carry an owner's policy on the building itself.

Typical Prices In Oliver County

JobSizeNational RangeOliver County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,450
Mold Remediationan attic$2,000 to $7,500$1,800 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 91.0 divided by 100, the price level for Bismarck, ND, 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 $5,450, that cap falls short by about $450 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 Oliver County.

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

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

ZIP Code Neighborhoods In Oliver County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
58530Oliver County197759%$186,900

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

All North Dakota counties

Guides

Area Map

Oliver County Area

Bismarck, ND