Carrollton, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Carrollton in?

Carrollton is in Greene County, EPA Zone 1.

Q: How much does radon mitigation cost in Carrollton?

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

Greene County

EPA Zone 1

Nestled in Greene County along the Illinois River valley, Carrollton sits within EPA Zone 1 territory known for significant radon potential. The community's alluvial soils over underlying limestone create conditions where radon levels can vary dramatically from property to property. With testing data for zip code 62016 currently limited, homeowners should prioritize professional radon testing, especially given the geological risk factors present throughout west-central Illinois.

Carrollton, IL Radon Mitigation

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

Carrollton, IL Radon Testing

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

Carrollton Radon Facts

Key details about the radon risk profile for Carrollton and the 62016 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Greene County, IL

Zip Code

62016

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Carrollton and the 62016 zip code are located in Greene 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 Carrollton, IL

What EPA Radon Zone is Carrollton in?

Carrollton and the 62016 zip code are in Greene 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 Carrollton?

Radon mitigation in Carrollton 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 Carrollton?

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