Mold Removal Cost And Risk In Clay County, IL

A typical professional mold job in Clay County runs about $1,300 to $5,250 before rebuild, using the Illinois nonmetro price level. Below are the 7 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Illinois rules.

1973Median year homes were built

57%Homes built before 1980

19%Homes rented, not owned

$94,300Median home value

6,147Housing units

13,173People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Clay County were built before 1973, and 57 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 19 percent of homes in Clay County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 62839 has the oldest homes here, a median year of 1965, and ZIP 62426 the newest, 1993.

Typical Prices In Clay County

JobSizeNational RangeClay 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 87.4 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 Clay 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 Clay County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
62426Clay County199338%$75,100
62434Clay County197558%$172,900
62824Clay County197361%$83,700
62839Clay County196564%$90,800
62858Clay County197656%$106,800
62879Sailor Springs197273%Not published
62899Clay County198247%$135,800

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.

Illinois Rules On Mold

Illinois Mold And Insurance Rules

All Illinois Mold And Insurance Rules lines

Illinois Department of Insurance

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Area Map

Clay County Area

Illinois