Ridgefield, NJ Radon Mitigation and Testing

Q: What EPA Radon Zone is Ridgefield in?

Ridgefield is in Bergen County, EPA Zone 2.

Q: How much does radon mitigation cost in Ridgefield?

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

Located in Bergen County within the New York City Metro area, Ridgefield's proximity to the Palisades ridge creates varied geological conditions that can influence radon levels. Many homes in this established community feature basement foundations typical of mid-20th century construction in northern New Jersey. Testing data for zip code 07657 remains limited, making individual home testing essential for homeowners to understand their specific radon exposure risk.

Ridgefield, NJ Radon Mitigation

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

Ridgefield, NJ Radon Testing

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

Ridgefield Radon Facts

Key details about the radon risk profile for Ridgefield and the 07657 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Bergen County, NJ

Zip Code

07657

Predicted Screening Level

2–4 pCi/L (Zone 2)

Ridgefield and the 07657 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 Ridgefield, NJ

What EPA Radon Zone is Ridgefield in?

Ridgefield and the 07657 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 Ridgefield?

Radon mitigation in Ridgefield 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 Ridgefield?

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