La Grange, IL Radon Levels
Check local La Grange radon levels and find certified testing and mitigation professionals to keep your home safe
La Grange, IL Radon Facts
This established Cook County suburb in the Chicago Metro features housing predominantly from the early-to-mid 1900s, many with full basements typical of the region. While specific radon data for the 60525 zip code is limited, the area's glacial till deposits over limestone bedrock create favorable conditions for radon accumulation. Professional testing is recommended for all homes, particularly those with older stone or block foundation walls that may allow increased soil gas entry.
Cook County average: 6.44 pCi/L, based on 82 user-submitted tests across 40 cities in the county. No homeowner readings have been submitted for La Grange itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.
La Grange, IL Radon Mitigation
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Radon Readings Near La Grange, IL
No homeowner tests have been submitted for La Grange yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Western Springs | 2.1 mi | 7.00 pCi/L | 1 |
| Willow Springs | 3.3 mi | 5.50 pCi/L | 2 |
| Willowbrook | 4.3 mi | 6.00 pCi/L | 1 |
| Riverside | 4.4 mi | 8.00 pCi/L | 1 |
| Westchester | 4.8 mi | 4.00 pCi/L | 1 |
| Berwyn | 5.3 mi | 5.00 pCi/L | 1 |
| Westmont | 5.6 mi | 4.00 pCi/L | 1 |
| Burbank | 5.8 mi | 2.00 pCi/L | 1 |
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.