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      Annandale, NJ Radon Levels

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

      Annandale, NJ Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Hunterdon County, NJ
      Zip Code 08801
      Avg. User Level 5.00 pCi/L
      User Tests 3

      Nestled in Hunterdon County within the New York City Metro region, Annandale's rural character includes housing built over New Jersey's complex geological formations that can produce significant radon levels. Testing data shows an average of 4.0 pCi/L, which meets the EPA action threshold and suggests that some properties may benefit from mitigation. The area's mix of historic homes and newer construction in the 08801 area creates varying radon entry pathways that warrant continued monitoring.

      5.00
      pCi/L average
      Above EPA Action Level

      Based on 3 user-submitted radon tests for homes in Annandale, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Annandale, NJ Radon Mitigation

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

      Need Radon Mitigation or Testing in Annandale?

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      Annandale, NJ Radon Levels

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

      Radon LevelCityHome AgeFoundation
      4 pCi/L Annandale, NJ 0-20 Years Partial Basement

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

      Radon FAQ for Annandale, NJ

      What is the average radon level in Annandale, NJ?
      Based on 3 user-submitted tests, the average radon level in Annandale is 5.00 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 Annandale in?
      Annandale and the 08801 zip code are in Hunterdon County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
      How much does radon mitigation cost in Annandale?
      Radon mitigation in Annandale 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 Annandale?
      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 New Jersey

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

      CityAvg User Radon LevelSubmissions
      Cherry Hill 6.44 pCi/L 9
      Hillsborough 6.14 pCi/L 7
      Freehold 10.50 pCi/L 6
      Marlboro 6.17 pCi/L 6
      Bernardsville 7.00 pCi/L 5
      Phillipsburg 7.00 pCi/L 5
      Edison 5.60 pCi/L 5
      Princeton 5.40 pCi/L 5
      Sussex 9.75 pCi/L 4
      Piscataway 6.75 pCi/L 4

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578 Local: 732-979-2523

      A licensed contractor will contact you immediately.

      * Required