College Park, MD Radon Levels
Check local College Park radon levels and find certified testing and mitigation professionals to keep your home safe
College Park, MD Radon Facts
EPA Radon Zone
Unknown
Unknown
County
Prince George's County, MD
Zip Code
20740
Home to the University of Maryland and located in Prince George's County, College Park sits within the greater Washington Metro area where Piedmont geology creates moderate radon potential. Testing data for zip code 20740 remains limited, making individual home testing particularly important for residents in this diverse housing market. The mix of older homes and newer construction throughout the area means radon levels can vary considerably from property to property.
College Park, MD Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for College Park, MD
What EPA Radon Zone is College Park in?
College Park and the 20740 zip code are in Prince George's County, which has an EPA assigned Radon Zone of Unknown. A zone of Unknown does not have sufficient data for classification.
How much does radon mitigation cost in College Park?
Radon mitigation in College Park 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 College Park?
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 Maryland
Cities in Maryland with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Frederick | 8.29 pCi/L | 7 |
| Potomac | 9.00 pCi/L | 6 |
| Hagerstown | 8.67 pCi/L | 6 |
| Westminster | 14.50 pCi/L | 4 |
| Baltimore | 7.00 pCi/L | 4 |
| Annapolis | 4.25 pCi/L | 4 |
| Upper Marlboro | 15.00 pCi/L | 3 |
| Edgewater | 12.67 pCi/L | 3 |
| Bowie | 9.00 pCi/L | 3 |
| Frostburg | 8.67 pCi/L | 3 |