Collingswood, NJ Radon Mitigation and Testing

Q: What EPA Radon Zone is Collingswood in?

Collingswood is in Camden County, EPA Zone 2.

Q: How much does radon mitigation cost in Collingswood?

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

Camden County

EPA Zone 2

Located in Camden County across the Delaware River from Philadelphia, Collingswood sits in New Jersey's Coastal Plain region where sandy soils typically produce lower radon levels than the state's northern counties. Testing data for zip code 08108 remains limited, though the area's older housing stock and proximity to the river may create variable conditions. Homeowners should still test individually, as radon can accumulate even in areas with generally lower geological potential.

Collingswood, NJ Radon Mitigation

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

Collingswood, NJ Radon Testing

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

Collingswood Radon Facts

Key details about the radon risk profile for Collingswood and the 08108 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Camden County, NJ

Zip Code

08108

Predicted Screening Level

2–4 pCi/L (Zone 2)

Collingswood and the 08108 zip code are located in Camden 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 Collingswood, NJ

What EPA Radon Zone is Collingswood in?

Collingswood and the 08108 zip code are in Camden 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 Collingswood?

Radon mitigation in Collingswood 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 Collingswood?

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