Ixonia, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Ixonia in?

Ixonia is in Jefferson County, EPA Zone 1.

Q: How much does radon mitigation cost in Ixonia?

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

Jefferson County

EPA Zone 1

Part of the Milwaukee Metro area in Jefferson County, Ixonia sits on glacial till deposits characteristic of southeastern Wisconsin. Testing data is currently limited for zip code 53036, making radon assessment a priority for local homeowners. Wisconsin's glacial soils and traditional basement construction create conditions where radon can accumulate significantly in below-grade living spaces.

Ixonia, WI Radon Mitigation

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

Ixonia, WI Radon Testing

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

Ixonia Radon Facts

Key details about the radon risk profile for Ixonia and the 53036 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Jefferson County, WI

Zip Code

53036

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ixonia and the 53036 zip code are located in Jefferson 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 Ixonia, WI

What EPA Radon Zone is Ixonia in?

Ixonia and the 53036 zip code are in Jefferson 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 Ixonia?

Radon mitigation in Ixonia 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 Ixonia?

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 Wisconsin

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

City	Avg User Radon Level	Submissions
Milwaukee	10.00 pCi/L	3
Prairie Du Chien	10.00 pCi/L	2
Stevens Point	5.50 pCi/L	2
Menomonie	10.00 pCi/L	1
Delavan	6.00 pCi/L	1
Shawano	No submissions	0
Sturgeon Bay	No submissions	0