Middlesex, NJ Radon Mitigation and Testing

Q: What EPA Radon Zone is Middlesex in?

Middlesex is in Middlesex County, EPA Zone 2.

Q: How much does radon mitigation cost in Middlesex?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Middlesex County

EPA Zone 2

Located in Middlesex County within the New York City Metro area, Middlesex falls in EPA Zone 2, reflecting moderate radon potential from the region's coastal plain sediments and glacial deposits. The community's housing stock includes diverse construction styles typical of central New Jersey suburbs. Since testing data for zip code 08846 is limited, homeowners should consider radon testing to determine their property's specific risk level.

Middlesex, NJ Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Middlesex, NJ Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Middlesex Radon Facts

Key details about the radon risk profile for Middlesex and the 08846 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Middlesex County, NJ

Zip Code

08846

Predicted Screening Level

2–4 pCi/L (Zone 2)

Middlesex and the 08846 zip code are located in Middlesex County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Middlesex, NJ

What EPA Radon Zone is Middlesex in?

Middlesex and the 08846 zip code are in Middlesex County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Middlesex?

Radon mitigation in Middlesex typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Middlesex?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in New Jersey

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Cherry Hill	6.44 pCi/L	9
Hillsborough	6.14 pCi/L	7
Freehold	10.50 pCi/L	6
Marlboro	6.17 pCi/L	6
Bernardsville	7.00 pCi/L	5
Phillipsburg	7.00 pCi/L	5
Edison	5.60 pCi/L	5
Princeton	5.40 pCi/L	5
Sussex	9.75 pCi/L	4
Piscataway	6.75 pCi/L	4
Caldwell	5.00 pCi/L	4
Atlantic Highlands	4.75 pCi/L	4
West Orange	4.00 pCi/L	4
Basking Ridge	3.75 pCi/L	4
Hackettstown	3.75 pCi/L	4
Livingston	3.25 pCi/L	4
Nutley	3.25 pCi/L	4
Sicklerville	7.00 pCi/L	3
Clifton	6.00 pCi/L	3
Westfield	6.00 pCi/L	3