Yonkers, NY Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 8.00 pCi/L.

Q: What EPA Radon Zone is Yonkers in?

Yonkers is in Westchester County, EPA Zone 3.

Q: How much does radon mitigation cost in Yonkers?

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

Avg: 8.00 pCi/L

Westchester County

EPA Zone 3

2 user tests

Located in Westchester County within the New York City Metro area, Yonkers has recorded concerning radon levels averaging 8.0 pCi/L, significantly exceeding the EPA's 4.0 pCi/L action threshold. The city's position along the Hudson River, where crystalline bedrock and varied soil conditions create complex radon patterns, contributes to these elevated readings. Residents across all Yonkers zip codes should prioritize professional testing and mitigation, as the area's dense urban housing and basement-heavy construction can trap and concentrate radon gas.

8.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Yonkers, NY. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Yonkers, NY Radon Mitigation

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

Yonkers, NY Radon Testing

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

Yonkers, New York Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Yonkers, NY	51-99 Years	Full Basement	Mar 2021
12 pCi/L	Yonkers, NY	100+ Years	Full Basement	Jul 2020

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

Yonkers Radon Facts

Key details about the radon risk profile for Yonkers and the 10701 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Westchester County, NY

Zip Code

10701

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

8.00 pCi/L

User Tests Submitted

Yonkers and the 10701 zip code are located in Westchester 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 Yonkers, NY

What is the average radon level in Yonkers, NY?

Based on 2 user-submitted tests, the average radon level in Yonkers is 8.00 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 Yonkers in?

Yonkers and the 10701 zip code are in Westchester 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 Yonkers?

Radon mitigation in Yonkers 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 Yonkers?

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