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Roselle, NJ Radon Levels

Check local Roselle radon levels and find certified testing and mitigation professionals to keep your home safe


Roselle, NJ Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Union County, NJ
Zip Code 07203
Avg. User Level 3.00 pCi/L
User Tests 1

Situated in Union County within the New York City Metro area, Roselle records an average radon level of 3.0 pCi/L, within EPA recommended ranges but still warranting regular testing. This community sits on New Jersey's Piedmont formation with mixed sedimentary and igneous bedrock. Many homes feature basements that can accumulate radon, making ongoing monitoring important for resident safety.

3.00
pCi/L average
Below EPA Action Level

Based on 1 user-submitted radon test for homes in Roselle, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Roselle, NJ Radon Mitigation

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

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Roselle, NJ Radon Levels

User-submitted radon test readings from homes in the Roselle area.

Radon LevelCityHome AgeFoundation
3 pCi/L Roselle, NJ 51-99 Years Full Basement

Have a radon test result for Roselle? Submit your reading to help other homeowners.

Radon FAQ for Roselle, NJ

What is the average radon level in Roselle, NJ?
Based on 1 user-submitted test, the average radon level in Roselle is 3.00 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.
What EPA Radon Zone is Roselle in?
Roselle and the 07203 zip code are in Union 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 Roselle?
Radon mitigation in Roselle 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 Roselle?
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 in New Jersey with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
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