Mold, Insurance And Removal Costs In New Jersey

New Jersey has 21 counties and 592 ZIP code neighborhoods on this guide. At the statewide price level a typical professional mold job runs about $1,650 to $6,550 before rebuild.

1969Median year homes were built

64%Homes built before 1980

36%Homes rented, not owned

$427,600Median home value

3,775,842Housing units

9,267,014People

Statewide figures from Census ACS 2019 to 2023, price level 108.8 from BEA Regional Price Parities 2024.

Half the homes in New Jersey were built before 1969, and 64 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.

The counties with the oldest housing are Passaic County (1956), Union County (1956), Essex County (1958), Bergen County (1959), Salem County (1963).

FEMA rates inland flooding high in 13 of 21 New Jersey counties, and coastal flooding high in 10. Source FEMA National Risk Index, December 2025.

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New Jersey Department of Banking and Insurance

All New Jersey Department of Banking and Insurance lines

Every New Jersey County

CountyZIP CodesMedian Year BuiltTypical Job Up ToInland Flood Risk
Atlantic County251977$5,950Relatively Moderate
Bergen County661959$6,750Relatively High
Burlington County331977$6,150Relatively High
Camden County331966$6,150Relatively High
Cape May County161980$5,950Relatively Moderate
Cumberland County181968$5,750Relatively Low
Essex County311958$6,750Relatively High
Gloucester County251979$6,150Relatively Moderate
Hudson County161965$6,750Relatively High
Hunterdon County191979$6,750Relatively Moderate
Mercer County221967$6,200Relatively High
Middlesex County361973$6,750Relatively High
Monmouth County491975$6,750Relatively High
Morris County491971$6,750Relatively High
Ocean County291981$6,750Relatively High
Passaic County271956$6,750Relatively High
Salem County111963$6,150Relatively Low
Somerset County271982$6,750Relatively High
Sussex County191972$6,750Relatively Moderate
Union County261956$6,750Relatively High
Warren County151972$6,000Relatively Moderate

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