Highwood, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Highwood in?

Highwood is in Lake County, EPA Zone 2.

Q: How much does radon mitigation cost in Highwood?

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

Lake County

EPA Zone 2

Another Lake County community along Chicago Metro's northern suburban corridor, Highwood sits on glacial till deposits that create highly favorable conditions for radon gas production and migration. Testing data for zip code 60040 is currently limited. However, given the area's geological context and predominantly single-family homes with full basements, homeowners should conduct radon testing to determine individual property levels.

Highwood, IL Radon Mitigation

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

Highwood, IL Radon Testing

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

Highwood Radon Facts

Key details about the radon risk profile for Highwood and the 60040 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lake County, IL

Zip Code

60040

Predicted Screening Level

2–4 pCi/L (Zone 2)

Highwood and the 60040 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 Highwood, IL

What EPA Radon Zone is Highwood in?

Highwood and the 60040 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 Highwood?

Radon mitigation in Highwood 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 Highwood?

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 Illinois

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

City	Avg User Radon Level	Submissions
Buffalo Grove	6.10 pCi/L	10
Crystal Lake	7.25 pCi/L	8
Lake Zurich	6.00 pCi/L	7
Grayslake	5.00 pCi/L	7
New Lenox	10.17 pCi/L	6
Park Ridge	7.00 pCi/L	6
Arlington Heights	6.17 pCi/L	6
Waterloo	9.20 pCi/L	5
Palatine	7.80 pCi/L	5
Round Lake	7.80 pCi/L	5
Northbrook	6.20 pCi/L	5
Mchenry	11.00 pCi/L	4
Dekalb	8.75 pCi/L	4
Columbia	8.00 pCi/L	4
Lisle	7.25 pCi/L	4
Normal	7.25 pCi/L	4
Antioch	7.00 pCi/L	4
Elk Grove Village	7.00 pCi/L	4
Aurora	6.75 pCi/L	4
Hoffman Estates	6.75 pCi/L	4