New Lenox, IL Radon Mitigation and Testing

Q: What is the average radon level in New Lenox, IL?

Based on 7 user-submitted tests, the average radon level is 10.10 pCi/L.

Q: What EPA Radon Zone is New Lenox in?

New Lenox is in Will County, EPA Zone 2.

Q: How much does radon mitigation cost in New Lenox?

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

Avg: 10.10 pCi/L

Will County

EPA Zone 2

7 user tests

New Lenox is located in Will County, Illinois. With 7 user-submitted readings averaging 10.10 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 60451 zip code.

10.10

pCi/L average

Above EPA Action Level

Based on 7 user-submitted radon tests for homes in New Lenox, IL. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

New Lenox, IL Radon Mitigation

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

New Lenox, IL Radon Testing

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

New Lenox, Illinois Radon Levels

User-submitted radon test readings from homes in the New Lenox area.

Radon Level	City	Home Age	Foundation	Submitted
3 pCi/L	New Lenox, IL	0-20 Years	Full Basement	Dec 2024
12 pCi/L	New Lenox, IL	21-50 Years	Full Basement	Aug 2024
10 pCi/L	New Lenox, IL	—	Partial Basement	Mar 2024
16 pCi/L	New Lenox, IL	21-50 Years	Full Basement	Nov 2015

Have a radon test result for New Lenox? Submit your reading to help other homeowners.

New Lenox Radon Facts

Key details about the radon risk profile for New Lenox and the 60451 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Will County, IL

Zip Code

60451

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

10.10 pCi/L

User Tests Submitted

New Lenox and the 60451 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 New Lenox, IL

What is the average radon level in New Lenox, IL?

Based on 7 user-submitted tests, the average radon level in New Lenox is 10.10 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 New Lenox in?

New Lenox and the 60451 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 New Lenox?

Radon mitigation in New Lenox 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 New Lenox?

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