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      Hillsborough, NJ Radon Levels

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

      Hillsborough, NJ Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Somerset County, NJ
      Zip Code 08844
      Avg. User Level 6.10 pCi/L
      User Tests 7

      Situated in Somerset County within the New York City Metro area, Hillsborough encompasses diverse housing stock from colonial-era homes to modern suburban developments. The township shows an average radon level of 6.14 pCi/L across seven tests in zip code 08844, which exceeds the EPA action level and indicates the need for mitigation in many homes.

      6.10
      pCi/L average
      Above EPA Action Level

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

      0
      4.0 EPA
      10+

      Hillsborough, 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 Hillsborough?

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      Hillsborough, NJ Radon Levels

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

      Radon LevelCityHome AgeFoundation
      1 pCi/L Hillsborough, NJ 21-50 Years Full Basement
      8 pCi/L Hillsborough, NJ 21-50 Years Full Basement
      10 pCi/L Hillsborough, NJ 21-50 Years Full Basement
      4 pCi/L Hillsborough, NJ 21-50 Years Full Basement
      14 pCi/L Hillsborough, NJ 21-50 Years Full Basement

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

      Radon FAQ for Hillsborough, NJ

      What is the average radon level in Hillsborough, NJ?
      Based on 7 user-submitted tests, the average radon level in Hillsborough is 6.10 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 Hillsborough in?
      Hillsborough and the 08844 zip code are in Somerset 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 Hillsborough?
      Radon mitigation in Hillsborough 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 Hillsborough?
      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