Mold Removal Cost And Risk In Pennington County, SD

A typical professional mold job in Pennington County runs about $1,350 to $5,350 before rebuild, using the Rapid City, SD price level. Below are the 9 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and South Dakota rules.

1982Median year homes were built

48%Homes built before 1980

31%Homes rented, not owned

$270,400Median home value

50,655Housing units

112,081People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Pennington County were built before 1982, and 48 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 31 percent of homes in Pennington County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 57775 has the oldest homes here, a median year of 1954, and ZIP 57703 the newest, 1996.

Typical Prices In Pennington County

JobSizeNational RangePennington County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,350
Mold Remediationan attic$2,000 to $7,500$1,800 to $6,700
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $900
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 89.2 divided by 100, the price level for Rapid City, SD, 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 $5,350, that cap falls short by about $350 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Pennington County high for winter weather. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively Moderate
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Pennington County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
57701Pennington County197658%$229,900
57702Pennington County198051%$341,400
57703Pennington County199628%$250,300
57725Pennington County196564%$275,000
57745Pennington County199235%$323,500
57751Pennington County199232%$388,300
57775Pennington County195482%$179,200
57780Pennington County195693%Not published
57790Pennington County197368%$187,500

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

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Pennington County Area

Rapid City, SD