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Fredericksburg, VA Radon Levels

Check local Fredericksburg radon levels and find certified testing and mitigation professionals to keep your home safe


Fredericksburg, VA Radon Facts

EPA Radon Zone Unknown Unknown
County Fredericksburg City County, VA
Zip Code 22401
Avg. User Level 7.30 pCi/L
User Tests 7

Residents across Fredericksburg City and surrounding Spotsylvania County and Stafford County face concerning radon levels averaging 7.29 pCi/L, well above EPA action guidelines. This Washington Metro area community sits within Virginia's Piedmont region, where crystalline bedrock and complex geological formations create significant radon potential. Given the mix of historic downtown properties and suburban developments spanning zip codes 22401-22408, homeowners throughout the greater Fredericksburg area should prioritize professional radon testing and mitigation.

7.30
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Fredericksburg, VA Radon Mitigation

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Fredericksburg, VA Radon Levels

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

Radon LevelCityHome AgeFoundation
5 pCi/L Fredericksburg, VA 0-20 Years
5 pCi/L Fredericksburg, VA 0-20 Years Full Basement
2 pCi/L Fredericksburg, VA 0-20 Years Full Basement
8 pCi/L Fredericksburg, VA 0-20 Years Full Basement
19 pCi/L Fredericksburg, VA 0-20 Years Full Basement

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

Radon FAQ for Fredericksburg, VA

What is the average radon level in Fredericksburg, VA?
Based on 7 user-submitted tests, the average radon level in Fredericksburg is 7.30 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 Fredericksburg in?
Fredericksburg and the 22401 zip code are in Fredericksburg City 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 Fredericksburg?
Radon mitigation in Fredericksburg 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 Fredericksburg?
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 Virginia

Cities in Virginia with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Fredericksburg 7.29 pCi/L 7
King George 7.17 pCi/L 6
Leesburg 9.80 pCi/L 5
Chantilly 9.60 pCi/L 5
Fancy Gap 9.40 pCi/L 5
Williamsburg 5.80 pCi/L 5
Purcellville 10.75 pCi/L 4
Aldie 8.00 pCi/L 4
Front Royal 7.75 pCi/L 4
Bristol 7.50 pCi/L 4