Fairfield, NJ Radon Mitigation and Testing

Q: What EPA Radon Zone is Fairfield in?

Fairfield is in Essex County, EPA Zone 2.

Q: How much does radon mitigation cost in Fairfield?

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

Essex County

EPA Zone 2

Part of Essex County in the New York City Metro area, Fairfield benefits from New Jersey's variable geology where glacial deposits over sedimentary bedrock create moderate radon potential. The community's dense suburban development in zip code 07004 features predominantly older homes with full basements. Testing data remains limited, making individual home assessment essential for residents in this urbanized corridor.

Fairfield, NJ Radon Mitigation

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

Fairfield, NJ Radon Testing

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

Fairfield Radon Facts

Key details about the radon risk profile for Fairfield and the 07004 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Essex County, NJ

Zip Code

07004

Predicted Screening Level

2–4 pCi/L (Zone 2)

Fairfield and the 07004 zip code are located in Essex 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 Fairfield, NJ

What EPA Radon Zone is Fairfield in?

Fairfield and the 07004 zip code are in Essex 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 Fairfield?

Radon mitigation in Fairfield 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 Fairfield?

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