Mold Removal Cost And Risk In Day County, SD

A typical professional mold job in Day County runs about $1,300 to $5,200 before rebuild, using the South Dakota nonmetro price level. Below are the 7 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and South Dakota rules.

1964Median year homes were built

71%Homes built before 1980

24%Homes rented, not owned

$155,100Median home value

3,434Housing units

5,460People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Day County were built before 1964, and 71 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 24 percent of homes in Day County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 57219 has the oldest homes here, a median year of 1938, and ZIP 57239 the newest, 1973.

Typical Prices In Day County

JobSizeNational RangeDay 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 $6,500
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 86.7 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 $5,200, 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 Day County.

HazardFEMA Risk Rating
Inland floodingVery Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively Moderate
Winter weatherRelatively Moderate

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

ZIP Code Neighborhoods In Day County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
57219Day County193882%$82,500
57239Day County197357%$290,600
57261Day County196082%$114,300
57273Day County197360%$155,800
57274Day County196579%$161,900
57422Day County193878%$95,000
57468Day County193891%$103,800

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.

South Dakota Rules On Mold

South Dakota Mold And Insurance Rules

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Area Map

Day County Area

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