Mold Removal Cost And Risk In Fond du Lac County, WI

A typical professional mold job in Fond du Lac County runs about $1,350 to $5,500 before rebuild, using the Fond du Lac, WI price level. Below are the 15 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Wisconsin rules.

1971Median year homes were built

62%Homes built before 1980

30%Homes rented, not owned

$209,800Median home value

45,908Housing units

104,053People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Fond du Lac County were built before 1971, and 62 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 30 percent of homes in Fond du Lac County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 53931 has the oldest homes here, a median year of 1938, and ZIP 54937 the newest, 1985.

Typical Prices In Fond du Lac County

JobSizeNational RangeFond du Lac County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,500
Mold Remediationan attic$2,000 to $7,500$1,850 to $6,850
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 $750

Estimate is the national range times 91.6 divided by 100, the price level for Fond du Lac, WI, 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 $5,500, that cap falls short by about $500 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Fond du Lac County high for cold wave. 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
HurricaneVery Low
Cold waveRelatively High
Winter weatherRelatively Moderate

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

ZIP Code Neighborhoods In Fond du Lac County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
53010Fond du Lac County197556%$276,400
53019Fond du Lac County197557%$227,200
53049Fond du Lac County197359%$270,900
53057Fond du Lac County196475%$229,800
53065Fond du Lac County196967%$247,400
53079Fond du Lac County197070%$243,200
53919Fond du Lac County194974%$210,800
53931Fairwater193875%$130,200
53963Fond du Lac County196466%$182,900
54932Fond du Lac County196669%$255,900
54935Fond du Lac196667%$166,400
54937Fond du Lac County198547%$262,000
54971Fond du Lac County196869%$182,800
54974Fond du Lac County197952%$249,500
54979Fond du Lac County197073%$262,300

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.

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Fond du Lac, WI