Franklin, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Franklin in?

Franklin is in Hancock County, EPA Zone 1.

Q: How much does radon mitigation cost in Franklin?

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

Hancock County

EPA Zone 1

Coastal Hancock County community Franklin sits in zip code 04634 along Maine's scenic Downeast region, where granite bedrock and glacial deposits create variable radon conditions throughout the area. While specific testing data for this rural community remains limited, the underlying geology can produce radon levels that warrant individual property assessment. Local homes, ranging from historic coastal cottages to newer year-round residences, may have different foundation characteristics and radon entry points that make testing important for understanding exposure risks.

Franklin, ME Radon Mitigation

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

Franklin, ME Radon Testing

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

Franklin Radon Facts

Key details about the radon risk profile for Franklin and the 04634 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Hancock County, ME

Zip Code

04634

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Franklin and the 04634 zip code are located in Hancock 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 Franklin, ME

What EPA Radon Zone is Franklin in?

Franklin and the 04634 zip code are in Hancock 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 Franklin?

Radon mitigation in Franklin 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 Franklin?

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