Bronx, NY Radon Mitigation and Testing

Q: What is the average radon level in Bronx, NY?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Bronx in?

Bronx is in Bronx County, EPA Zone 3.

Q: How much does radon mitigation cost in Bronx?

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

Avg: 6.00 pCi/L

Bronx County

EPA Zone 3

1 user test

The Bronx in Bronx County shows an average radon level of 6.0 pCi/L, which exceeds the EPA's recommended action threshold of 4.0 pCi/L. Located within the New York City Metro area, this borough sits on bedrock geology that can produce elevated radon readings despite its urban density. The 10451 zip code area includes diverse housing types from high-rise apartments to single-family homes, with basement and ground-floor units potentially at higher risk for radon accumulation.

6.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Bronx, NY Radon Mitigation

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

Bronx, NY Radon Testing

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

Bronx, New York Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Bronx, NY	100+ Years	Full Basement	Jun 2023

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

Bronx Radon Facts

Key details about the radon risk profile for Bronx and the 10451 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Bronx County, NY

Zip Code

10451

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Bronx and the 10451 zip code are located in Bronx County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Bronx, NY

What is the average radon level in Bronx, NY?

Based on 1 user-submitted test, the average radon level in Bronx is 6.00 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 Bronx in?

Bronx and the 10451 zip code are in Bronx County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Bronx?

Radon mitigation in Bronx 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 Bronx?

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 York

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Brooklyn	10.80 pCi/L	5
Oneonta	6.50 pCi/L	4
Clifton Park	3.75 pCi/L	4
Elmira	15.00 pCi/L	3
Saugerties	10.67 pCi/L	3
Staten Island	4.00 pCi/L	3
New York	9.00 pCi/L	2
Yonkers	8.00 pCi/L	2
Horseheads	7.50 pCi/L	2
Poughkeepsie	16.00 pCi/L	1
Buffalo	4.00 pCi/L	1
Pelham	3.00 pCi/L	1