Madison, OH Radon Mitigation and Testing

Q: What is the average radon level in Madison, OH?

Based on 1 user-submitted tests, the average radon level is 3.00 pCi/L.

Q: What EPA Radon Zone is Madison in?

Madison is in Lake County, EPA Zone 2.

Q: How much does radon mitigation cost in Madison?

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

Avg: 3.00 pCi/L

Lake County

EPA Zone 2

1 user test

Part of the Cleveland Metro area, Madison sits in Lake County along Lake Erie where glacial deposits over shale bedrock create moderate radon conditions throughout residential neighborhoods. Local testing shows an average radon level of 3.0 pCi/L, which falls within the EPA recommended range but still warrants continued monitoring. Homeowners in zip code 44057 should maintain awareness of radon, especially in properties with basements common to this Great Lakes region.

3.00

pCi/L average

Below EPA Action Level

Based on 1 user-submitted radon test for homes in Madison, OH. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Madison, OH Radon Mitigation

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

Madison, OH Radon Testing

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

Madison, Ohio Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
3 pCi/L	Madison, OH	21-50 Years	Full Basement	Mar 2021

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

Madison Radon Facts

Key details about the radon risk profile for Madison and the 44057 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lake County, OH

Zip Code

44057

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

3.00 pCi/L

User Tests Submitted

Madison and the 44057 zip code are located in Lake 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 Madison, OH

What is the average radon level in Madison, OH?

Based on 1 user-submitted test, the average radon level in Madison is 3.00 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.

What EPA Radon Zone is Madison in?

Madison and the 44057 zip code are in Lake 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 Madison?

Radon mitigation in Madison 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 Madison?

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