Massillon, OH Radon Mitigation and Testing

Q: What EPA Radon Zone is Massillon in?

Massillon is in Stark County, EPA Zone 1.

Q: How much does radon mitigation cost in Massillon?

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

Stark County

EPA Zone 1

Established in Stark County as part of the Canton Metro area, Massillon sits within EPA Zone 1 where glacial deposits over shale and sandstone bedrock create conditions favorable for higher radon levels. Testing data for the 44646 and 44647 zip codes is currently limited, making professional radon testing essential for area homeowners. The city's diverse housing stock, from historic homes to modern subdivisions, presents varying foundation types that can influence radon accumulation patterns.

Massillon, OH Radon Mitigation

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

Massillon, OH Radon Testing

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

Massillon Radon Facts

Key details about the radon risk profile for Massillon and the 44646 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Stark County, OH

Zip Code

44646

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Massillon and the 44646 zip code are located in Stark 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 Massillon, OH

What EPA Radon Zone is Massillon in?

Massillon and the 44646 zip code are in Stark 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 Massillon?

Radon mitigation in Massillon 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 Massillon?

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 Ohio

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

City	Avg User Radon Level	Submissions
Marietta	8.00 pCi/L	5
Cincinnati	5.20 pCi/L	5
Hilliard	11.75 pCi/L	4
Wilmington	5.25 pCi/L	4
Newark	15.00 pCi/L	3
Athens	11.33 pCi/L	3
Findlay	10.33 pCi/L	3
Perrysburg	9.67 pCi/L	3
Powell	8.33 pCi/L	3
Columbus	6.00 pCi/L	3
Chagrin Falls	4.67 pCi/L	3
Hamilton	10.00 pCi/L	2
Chardon	5.50 pCi/L	2
Strongsville	4.50 pCi/L	2
Maineville	10.00 pCi/L	1
Lancaster	9.00 pCi/L	1
West Chester	9.00 pCi/L	1
Amherst	6.00 pCi/L	1
Chillicothe	6.00 pCi/L	1
Lima	5.00 pCi/L	1