Mold Removal Cost And Risk In Grundy County, IA

A typical professional mold job in Grundy County runs about $1,300 to $5,200 before rebuild, using the Waterloo-Cedar Falls, IA price level. Below are the 9 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Iowa rules.

1960Median year homes were built

76%Homes built before 1980

16%Homes rented, not owned

$180,500Median home value

5,489Housing units

12,352People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Grundy County were built before 1960, and 76 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 16 percent of homes in Grundy County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 50609 has the oldest homes here, a median year of 1938, and ZIP 50624 the newest, 1974.

Typical Prices In Grundy County

JobSizeNational RangeGrundy County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,300 to $5,200
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 87.1 divided by 100, the price level for Waterloo-Cedar Falls, IA, 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 $5,200, that cap falls short by about $200 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 Grundy County.

HazardFEMA Risk Rating
Inland floodingVery 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 Grundy County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
50609Grundy County193890%$212,800
50621Grundy County196967%$185,300
50624Grundy County197462%$243,500
50638Grundy County196181%$181,000
50642Grundy County193884%$181,300
50657Morrison196464%$137,500
50669Grundy County195480%$165,300
50673Stout195185%$120,800
50680Grundy County195481%$123,700

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

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Grundy County Area

Waterloo-Cedar Falls, IA