Mold Removal Cost And Risk In Louisa County, IA

A typical professional mold job in Louisa County runs about $1,250 to $5,050 before rebuild, using the Iowa nonmetro price level. Below are the 6 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Iowa rules.

1962Median year homes were built

72%Homes built before 1980

20%Homes rented, not owned

$137,600Median home value

4,736Housing units

10,710People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Louisa County were built before 1962, 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 20 percent of homes in Louisa County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 52640 has the oldest homes here, a median year of 1948, and ZIP 52739 the newest, 1975.

Typical Prices In Louisa County

JobSizeNational RangeLouisa 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 Louisa County.

HazardFEMA Risk Rating
Inland floodingVery Low
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveVery Low
Winter weatherVery Low

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

ZIP Code Neighborhoods In Louisa County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
52640Louisa County194879%$126,000
52653Louisa County195979%$152,400
52737Columbus City196861%$104,400
52738Louisa County196570%$135,900
52739Louisa County197560%$100,000
52752Louisa County197168%$116,700

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

Iowa Mold And Insurance Rules

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Louisa County Area

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