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Bainbridge Island, WA Radon Levels

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


Bainbridge Island, WA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Kitsap County, WA
Zip Code 98110

Bainbridge Island in Kitsap County offers island living within the Bremerton metro area, where glacial deposits over marine sediments typically result in lower radon levels. Testing data for zip code 98110 remains unavailable, so residents should still verify their home's radon status through professional testing. Washington's diverse geology makes individual testing the most reliable way to assess radon exposure risk.

Bainbridge Island, WA 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 Bainbridge Island?

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Radon FAQ for Bainbridge Island, WA

What EPA Radon Zone is Bainbridge Island in?
Bainbridge Island and the 98110 zip code are in Kitsap County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Bainbridge Island?
Radon mitigation in Bainbridge Island 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 Bainbridge Island?
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 Washington

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

CityAvg User Radon LevelSubmissions
Vancouver 6.56 pCi/L 9
Kent 3.50 pCi/L 6
Olympia 7.00 pCi/L 5
Seattle 5.25 pCi/L 4
Bellevue 3.75 pCi/L 4
Spokane 11.67 pCi/L 3
Camas 8.00 pCi/L 3
Centralia 7.00 pCi/L 3
Bellingham 4.50 pCi/L 2
Kirkland 4.50 pCi/L 2