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      Winchester, VA Radon Levels

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

      Winchester, VA Radon Facts

      EPA Radon Zone Unknown Unknown
      County Winchester City County, VA
      Zip Code 22601
      Avg. User Level 7.00 pCi/L
      User Tests 4

      Winchester in Frederick County shows significantly elevated radon levels, with an average of 7.0 pCi/L well above the EPA's 4.0 pCi/L action threshold. This Shenandoah Valley community sits over limestone and dolomite bedrock that contributes to higher radon potential throughout zip codes 22602 and 22603. With readings ranging from 6.0 to 9.0 pCi/L, professional radon mitigation is strongly recommended for area homes.

      7.00
      pCi/L average
      Above EPA Action Level

      Based on 4 user-submitted radon tests for homes in Winchester, VA. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Winchester, VA Radon Mitigation

      Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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      Winchester, VA Radon Levels

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

      Radon LevelCityHome AgeFoundation
      7 pCi/L Winchester, VA 0-20 Years Full Basement
      6 pCi/L Winchester, VA 0-20 Years Full Basement
      9 pCi/L Winchester, VA 21-50 Years Full Basement

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

      Radon FAQ for Winchester, VA

      What is the average radon level in Winchester, VA?
      Based on 4 user-submitted tests, the average radon level in Winchester is 7.00 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 Winchester in?
      Winchester and the 22601 zip code are in Winchester 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 Winchester?
      Radon mitigation in Winchester 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 Winchester?
      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

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578 Local: 703-259-8570

      A licensed contractor will contact you immediately.

      * Required