Mold Removal Cost In Wellesley, MA

A typical professional mold job in Wellesley runs about $1,600 to $6,500 before rebuild. Wellesley sits in Norfolk County.

1954Median year homes were built

73%Homes built before 1980

16%Homes rented, not owned

$1,513,400Median home value

9,428Housing units

29,906People

Figures for Wellesley CDP from Census ACS 2019 to 2023.

Half the homes in Wellesley were built before 1954, and 73 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 16 percent of homes in Wellesley are rented, so most households here carry an owner's policy on the building itself.

Typical Prices In Wellesley

JobSizeNational RangeWellesley Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,600 to $6,500
Mold Remediationan attic$2,000 to $7,500$2,150 to $8,100
Mold Inspection and Testinga visual inspection$200 to $600$200 to $650
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $1,100
Mold Inspection and Testinga clearance test$300 to $800$300 to $850

Estimate is the national range times 108.3 divided by 100, the price level for Boston-Cambridge-Newton, MA-NH, 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 $6,500, that cap falls short by about $1,500 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Norfolk County high for inland flooding, coastal flooding. 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 High
Coastal floodingRelatively High
HurricaneRelatively Moderate
Cold waveRelatively Moderate
Winter weatherRelatively Low

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

ZIP Code Neighborhoods In Wellesley

ZIPMedian Year BuiltHomes RentedMedian Home Value
02457Not published0%Not published
02481195013%$1,642,700
02482196220%$1,255,200

Guides

Area Map

Wellesley Area

Wellesley CDP