Greendale, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Greendale in?

Greendale is in Milwaukee County, EPA Zone 2.

Q: How much does radon mitigation cost in Greendale?

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

Milwaukee County

EPA Zone 2

Suburban Milwaukee County community Greendale features planned neighborhoods with homes dating primarily to the mid-20th century. Testing data for this 53129 zip code area within the Milwaukee metro is currently limited, despite the EPA Zone 2 moderate-risk classification. Residents should consider radon testing, particularly in homes with finished basements where radon can accumulate.

Greendale, WI Radon Mitigation

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

Greendale, WI Radon Testing

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

Greendale Radon Facts

Key details about the radon risk profile for Greendale and the 53129 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Milwaukee County, WI

Zip Code

53129

Predicted Screening Level

2–4 pCi/L (Zone 2)

Greendale and the 53129 zip code are located in Milwaukee 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 Greendale, WI

What EPA Radon Zone is Greendale in?

Greendale and the 53129 zip code are in Milwaukee 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 Greendale?

Radon mitigation in Greendale 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 Greendale?

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