Mold Removal Cost And Risk In Polk County, MN

A typical professional mold job in Polk County runs about $1,300 to $5,200 before rebuild, using the Grand Forks, ND-MN price level. Below are the 16 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Minnesota rules.

1971Median year homes were built

66%Homes built before 1980

28%Homes rented, not owned

$211,100Median home value

14,670Housing units

30,905People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Polk County were built before 1971, and 66 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 28 percent of homes in Polk County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 56568 has the oldest homes here, a median year of 1938, and ZIP 56684 the newest, 1976.

Typical Prices In Polk County

JobSizeNational RangePolk 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 Grand Forks, ND-MN, 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 Polk County high for cold wave, 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 Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveRelatively High
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Polk County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
56517Polk County194492%$144,700
56523Polk County196478%$144,800
56535Polk County197559%$215,200
56540Polk County196272%$185,600
56542Polk County197164%$176,800
56556Polk County195069%$149,400
56568Polk County193879%$154,200
56592Polk County195375%$139,600
56646Polk County196574%$212,500
56684Polk County197654%$138,800
56716Polk County196672%$178,200
56721Polk County197560%$247,200
56722Polk County196968%$217,300
56723Polk County196669%$214,400
56736Polk County197459%$336,100
56762Polk County196672%$149,300

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.

Minnesota Rules On Mold

Minnesota Mold And Insurance Rules

All Minnesota Mold And Insurance Rules lines

All Minnesota counties

Guides

Area Map

Polk County Area

Grand Forks, ND-MN