Ardsley, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Ardsley in?

Ardsley is in Westchester County, EPA Zone 3.

Q: How much does radon mitigation cost in Ardsley?

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

Westchester County

EPA Zone 3

This Westchester County village within the greater New York City Metro area sits on the region's crystalline bedrock and glacial deposits characteristic of the Hudson Valley. While radon testing data for zip code 10502 is currently limited, the EPA Zone 3 designation suggests generally lower radon risk. However, homeowners should still consider testing, especially in older homes with basement foundations common to this established suburban community.

Ardsley, NY Radon Mitigation

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

Ardsley, NY Radon Testing

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

Ardsley Radon Facts

Key details about the radon risk profile for Ardsley and the 10502 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Westchester County, NY

Zip Code

10502

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Ardsley and the 10502 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 Ardsley, NY

What EPA Radon Zone is Ardsley in?

Ardsley and the 10502 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 Ardsley?

Radon mitigation in Ardsley 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 Ardsley?

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