Barrington, IL Radon Levels
Check local Barrington radon levels and find certified testing and mitigation professionals to keep your home safe
Barrington, IL Radon Facts
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
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Barrington, IL Radon Levels
User-submitted radon test readings from homes in the Barrington area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Barrington, IL | 51-99 Years | Partial Basement |
| 8 pCi/L | Barrington, IL | 51-99 Years | Partial Basement |
Have a radon test result for Barrington? Submit your reading to help other homeowners.
Radon Readings Near Barrington, IL
Compare radon levels in Barrington with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Fox River Grove | 4.8 mi | 10.00 pCi/L | 1 |
| Lake Zurich | 4.9 mi | 6.00 pCi/L | 7 |
| Palatine | 5.8 mi | 7.80 pCi/L | 5 |
| Cary | 6.7 mi | 6.00 pCi/L | 3 |
| Wauconda | 7.1 mi | 6.67 pCi/L | 3 |
| Hoffman Estates | 8.3 mi | 6.75 pCi/L | 4 |
| Schaumburg | 8.4 mi | 4.33 pCi/L | 3 |
| Algonquin | 8.6 mi | 5.00 pCi/L | 2 |
Cook County Radon Profile
Cook County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 40 cities in Cook County average 6.44 pCi/L across 82 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Cook County.