Mold Removal Cost And Risk In Mahaska County, IA

A typical professional mold job in Mahaska County runs about $1,250 to $5,050 before rebuild, using the Iowa nonmetro price level. Below are the 9 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Iowa rules.

1963Median year homes were built

70%Homes built before 1980

32%Homes rented, not owned

$140,900Median home value

9,708Housing units

22,045People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Mahaska County were built before 1963, and 70 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 32 percent of homes in Mahaska County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 50027 has the oldest homes here, a median year of 1938, and ZIP 52534 the newest, 1983.

Typical Prices In Mahaska County

JobSizeNational RangeMahaska County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,250 to $5,050
Mold Remediationan attic$2,000 to $7,500$1,700 to $6,300
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 $650

Estimate is the national range times 84.1 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 $5,050, that cap falls short by about $50 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 Mahaska County.

HazardFEMA Risk Rating
Inland floodingRelatively Low
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveRelatively Low
Winter weatherRelatively Low

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

ZIP Code Neighborhoods In Mahaska County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
50027Mahaska County193888%$100,000
50143Mahaska County196560%$300,800
50207Mahaska County195481%$156,500
52534Beacon198345%$73,900
52543Mahaska County197373%$107,300
52561Mahaska County197570%$102,200
52577Mahaska County196867%$143,700
52586Mahaska County194276%$107,100
52595University Park193884%$88,900

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.

Iowa Rules On Mold

Iowa Mold And Insurance Rules

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Area Map

Mahaska County Area

Oskaloosa, IA