York, ME Radon Mitigation and Testing

Q: What is the average radon level in York, ME?

Based on 2 user-submitted tests, the average radon level is 8.50 pCi/L.

Q: What EPA Radon Zone is York in?

York is in York County, EPA Zone 1.

Q: How much does radon mitigation cost in York?

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

Avg: 8.50 pCi/L

York County

EPA Zone 1

2 user tests

Located in southern York County along Maine's coastal region, York sits on granite bedrock overlain by glacial till deposits that contribute to elevated radon potential. The community's 8.5 pCi/L average radon level significantly exceeds the EPA action level of 4.0 pCi/L, making professional testing and mitigation essential for homeowners. Historic homes and summer cottages throughout zip code 03909 often feature stone foundations and basements that can concentrate radon gas.

8.50

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

York, ME Radon Mitigation

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

York, ME Radon Testing

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

York, Maine Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
12 pCi/L	York, ME	51-99 Years	Partial Basement	Nov 2020
5 pCi/L	York, ME	21-50 Years	Full Basement	Sep 2015

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

York Radon Facts

Key details about the radon risk profile for York and the 03909 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

York County, ME

Zip Code

03909

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

8.50 pCi/L

User Tests Submitted

York and the 03909 zip code are located in York 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 York, ME

What is the average radon level in York, ME?

Based on 2 user-submitted tests, the average radon level in York is 8.50 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 York in?

York and the 03909 zip code are in York 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 York?

Radon mitigation in York 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 York?

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 Maine

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

City	Avg User Radon Level	Submissions
Rumford	5.67 pCi/L	3
York	8.50 pCi/L	2
Saco	7.50 pCi/L	2
Hampden	4.50 pCi/L	2
Scarborough	14.00 pCi/L	1
Kittery	12.00 pCi/L	1
South Portland	10.00 pCi/L	1
Portland	4.00 pCi/L	1