Plainsboro, NJ Radon Mitigation and Testing

Q: What is the average radon level in Plainsboro, NJ?

Based on 3 user-submitted tests, the average radon level is 3.70 pCi/L.

Q: What EPA Radon Zone is Plainsboro in?

Plainsboro is in Middlesex County, EPA Zone 2.

Q: How much does radon mitigation cost in Plainsboro?

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

Avg: 3.70 pCi/L

Middlesex County

EPA Zone 2

3 user tests

Plainsboro is located in Middlesex County, New Jersey. With 3 user-submitted readings averaging 3.70 pCi/L, levels are currently 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.

3.70

pCi/L average

Below EPA Action Level

Based on 3 user-submitted radon tests for homes in Plainsboro, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Plainsboro, NJ Radon Mitigation

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

Plainsboro, NJ Radon Testing

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

Plainsboro, New Jersey Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Plainsboro, NJ	21-50 Years	Full Basement	May 2025
5 pCi/L	Plainsboro, NJ	21-50 Years	Full Basement	Nov 2024
2 pCi/L	Plainsboro, NJ	21-50 Years	Full Basement	Jul 2018

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

Plainsboro Radon Facts

Key details about the radon risk profile for Plainsboro and the 08536 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Middlesex County, NJ

Zip Code

08536

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

3.70 pCi/L

User Tests Submitted

Plainsboro and the 08536 zip code are located in Middlesex 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 Plainsboro, NJ

What is the average radon level in Plainsboro, NJ?

Based on 3 user-submitted tests, the average radon level in Plainsboro is 3.70 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 Plainsboro in?

Plainsboro and the 08536 zip code are in Middlesex 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 Plainsboro?

Radon mitigation in Plainsboro 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 Plainsboro?

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