Mold Removal Cost And Risk In Waukesha County, WI

A typical professional mold job in Waukesha County runs about $1,450 to $5,800 before rebuild, using the Milwaukee-Waukesha, WI price level. Below are the 26 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Wisconsin rules.

1981Median year homes were built

48%Homes built before 1980

24%Homes rented, not owned

$373,600Median home value

173,567Housing units

409,040People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $23.19 an hour, BLS May 2025 wage survey.

Half the homes in Waukesha County were built before 1981, 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 24 percent of homes in Waukesha County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 53007 has the oldest homes here, a median year of 1960, and ZIP 53046 the newest, 1995.

Typical Prices In Waukesha County

JobSizeNational RangeWaukesha County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,800
Mold Remediationan attic$2,000 to $7,500$1,950 to $7,250
Mold Inspection and Testinga visual inspection$200 to $600$200 to $600
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $950
Mold Inspection and Testinga clearance test$300 to $800$300 to $800

Estimate is the national range times 96.9 divided by 100, the price level for Milwaukee-Waukesha, 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 $5,800, that cap falls short by about $800 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Waukesha 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 Moderate
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveRelatively High
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Waukesha County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
53005Brookfield196867%$386,300
53007Butler196080%$216,300
53018Waukesha County198545%$485,200
53029Waukesha County198445%$449,800
53045Brookfield198445%$443,500
53046Lannon199536%$255,900
53051Menomonee Falls198050%$341,700
53058Nashotah198247%$505,900
53066Waukesha County198248%$402,800
53069Okauchee Lake196476%$398,500
53072Pewaukee199329%$424,300
53089Waukesha County199134%$387,100
53103Waukesha County197856%$381,200
53118Waukesha County197953%$367,000
53119Waukesha County198841%$373,600
53122Elm Grove196182%$470,200
53127Waukesha County1963100%Not published
53146New Berlin196875%$318,700
53149Waukesha County198544%$384,600
53150Muskego198742%$390,500
53151New Berlin198247%$351,300
53153North Prairie199231%$393,800
53183Wales198051%$383,300
53186Waukesha197360%$277,800
53188Waukesha County198049%$317,300
53189Waukesha County198644%$372,600

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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