Mold Removal Cost And Risk In Carroll County, IA

A typical professional mold job in Carroll County runs about $1,250 to $5,050 before rebuild, using the Iowa nonmetro price level. Below are the 11 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Iowa rules.

1964Median year homes were built

72%Homes built before 1980

25%Homes rented, not owned

$175,700Median home value

9,508Housing units

20,677People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Carroll County were built before 1964, and 72 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 25 percent of homes in Carroll County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 51436 has the oldest homes here, a median year of 1938, and ZIP 51444 the newest, 1972.

Typical Prices In Carroll County

JobSizeNational RangeCarroll 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 Carroll 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 Carroll County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
51401Carroll County197067%$192,100
51430Carroll County195869%$163,800
51436Carroll County193880%$217,200
51440Carroll County196570%$156,300
51443Carroll County195078%$181,500
51444Carroll County197258%$148,400
51451Lanesboro193894%$90,800
51452Lidderdale194985%$119,700
51455Carroll County194583%$125,400
51459Ralston194389%$84,200
51463Carroll County195076%$165,000

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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Carroll County Area

Carroll, IA