Mold Removal Cost And Risk In Clayton County, IA

A typical professional mold job in Clayton County runs about $1,250 to $5,050 before rebuild, using the Iowa nonmetro price level. Below are the 15 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Iowa rules.

1962Median year homes were built

68%Homes built before 1980

23%Homes rented, not owned

$155,700Median home value

8,791Housing units

17,069People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Clayton County were built before 1962, and 68 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 Clayton County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 52047 has the oldest homes here, a median year of 1938, and ZIP 52044 the newest, 1992.

Typical Prices In Clayton County

JobSizeNational RangeClayton 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 Clayton 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 Clayton County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
52035Clayton County194471%$131,900
52042Clayton County198148%$230,400
52043Clayton County195777%$145,000
52044Clayton County199248%Not published
52047Clayton County193882%$101,000
52048Clayton County193889%$81,500
52049Clayton County197170%$167,800
52052Clayton County196764%$189,300
52066Clayton County198540%$83,300
52072Clayton County193894%$113,500
52076Clayton County195574%$139,500
52077Clayton County193874%$80,500
52156Clayton County194276%$216,800
52157Clayton County197556%$164,200
52158Marquette193870%$132,800

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.

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Clayton County Area

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