Barrington, IL Radon Mitigation and Testing
This northwest suburban Chicago community in Cook County shows an average radon level of 6.5 pCi/L, which exceeds the EPA's 4.0 pCi/L action threshold. Built primarily in the postwar era with predominantly full basements, Barrington's homes sit atop glacial till deposits that readily produce radon gas. Given these elevated readings in zip code 60010, residents should prioritize radon testing and consider mitigation systems where needed.
Based on 3 user-submitted radon tests for homes in Barrington, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Barrington, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Barrington, IL Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Barrington, Illinois Radon Levels
User-submitted radon test readings from homes in the Barrington area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 5 pCi/L | Barrington, IL | 51-99 Years | Partial Basement | Feb 2026 |
| 8 pCi/L | Barrington, IL | 51-99 Years | Partial Basement | Jul 2020 |
Have a radon test result for Barrington? Submit your reading to help other homeowners.
Barrington Radon Facts
Key details about the radon risk profile for Barrington and the 60010 zip code area.
Barrington and the 60010 zip code are located in Cook 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 Barrington, IL
What is the average radon level in Barrington, IL?
What EPA Radon Zone is Barrington in?
How much does radon mitigation cost in Barrington?
Should I test for radon if I'm buying a home in Barrington?
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 |