Closter, NJ Radon Mitigation and Testing

Q: What EPA Radon Zone is Closter in?

Closter is in Bergen County, EPA Zone 2.

Q: How much does radon mitigation cost in Closter?

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

Bergen County

EPA Zone 2

This affluent Bergen County community (07624) in the New York City Metro area sits on varied geological formations that can produce elevated radon levels. Although comprehensive testing data is currently limited for Closter, northern New Jersey's complex geology and the prevalence of basement foundations in the area's housing stock make radon testing essential. The community's mix of older and newer homes requires property-specific assessment.

Closter, NJ Radon Mitigation

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

Closter, NJ Radon Testing

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

Closter Radon Facts

Key details about the radon risk profile for Closter and the 07624 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Bergen County, NJ

Zip Code

07624

Predicted Screening Level

2–4 pCi/L (Zone 2)

Closter and the 07624 zip code are located in Bergen 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 Closter, NJ

What EPA Radon Zone is Closter in?

Closter and the 07624 zip code are in Bergen 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 Closter?

Radon mitigation in Closter 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 Closter?

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