Henderson, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Henderson in?

Henderson is in Jefferson County, EPA Zone 2.

Q: How much does radon mitigation cost in Henderson?

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

Jefferson County

EPA Zone 2

Located in Jefferson County near the Thousand Islands region, Henderson currently has limited radon testing data available for analysis. The area's glacial soils over limestone bedrock typical of northern New York can create conditions favorable for radon accumulation. Homeowners in zip code 13650 are encouraged to conduct radon testing, as individual readings can vary significantly even within the same neighborhood.

Henderson, NY Radon Mitigation

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

Henderson, NY Radon Testing

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

Henderson Radon Facts

Key details about the radon risk profile for Henderson and the 13650 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Jefferson County, NY

Zip Code

13650

Predicted Screening Level

2–4 pCi/L (Zone 2)

Henderson and the 13650 zip code are located in Jefferson 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 Henderson, NY

What EPA Radon Zone is Henderson in?

Henderson and the 13650 zip code are in Jefferson 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 Henderson?

Radon mitigation in Henderson 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 Henderson?

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