Allentown, NJ Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Allentown in?

Allentown is in Monmouth County, EPA Zone 1.

Q: How much does radon mitigation cost in Allentown?

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

Avg: 7.00 pCi/L

Monmouth County

EPA Zone 1

1 user test

Based in Monmouth County with connections to multiple metro areas, Allentown has recorded an average radon level of 7.0 pCi/L, which exceeds the EPA action threshold. This elevated reading from zip code 08501 indicates that professional radon mitigation may be necessary for many homes in the area. The community's underlying geology and housing characteristics contribute to radon accumulation that requires active management.

7.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Allentown, NJ Radon Mitigation

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

Allentown, NJ Radon Testing

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

Allentown, New Jersey Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Allentown, NJ	0-20 Years	Full Basement	Dec 2022

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

Allentown Radon Facts

Key details about the radon risk profile for Allentown and the 08501 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Monmouth County, NJ

Zip Code

08501

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Allentown and the 08501 zip code are located in Monmouth County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Allentown, NJ

What is the average radon level in Allentown, NJ?

Based on 1 user-submitted test, the average radon level in Allentown is 7.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Allentown in?

Allentown and the 08501 zip code are in Monmouth County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Allentown?

Radon mitigation in Allentown 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 Allentown?

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