Crest Hill, IL Radon Mitigation and Testing

Q: What is the average radon level in Crest Hill, IL?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Crest Hill in?

Crest Hill is in Will County, EPA Zone 2.

Q: How much does radon mitigation cost in Crest Hill?

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

Avg: 6.00 pCi/L

Will County

EPA Zone 2

1 user test

Crest Hill is located in Will County, Illinois. With 1 user-submitted readings averaging 6.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 60403 zip code.

6.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Crest Hill, IL Radon Mitigation

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

Crest Hill, IL Radon Testing

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

Crest Hill, Illinois Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Crest Hill, IL	21-50 Years	No Basement/All Slab	Apr 2023

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

Crest Hill Radon Facts

Key details about the radon risk profile for Crest Hill and the 60403 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Will County, IL

Zip Code

60403

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Crest Hill and the 60403 zip code are located in Will 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 Crest Hill, IL

What is the average radon level in Crest Hill, IL?

Based on 1 user-submitted test, the average radon level in Crest Hill is 6.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Crest Hill in?

Crest Hill and the 60403 zip code are in Will 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 Crest Hill?

Radon mitigation in Crest Hill 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 Crest Hill?

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