Mukilteo, WA Radon Levels

Q: What EPA Radon Zone is Mukilteo in?

Mukilteo is in Snohomish County, EPA Zone 3.

Q: How much does radon mitigation cost in Mukilteo?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Mukilteo, WA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Snohomish County, WA

Zip Code 98275

Coastal Snohomish County's city of Mukilteo sits on Puget Sound bluffs with glacial deposits over marine sedimentary rocks in the Seattle Metro area. The affluent community in zip code 98275 features predominantly newer homes with varied foundation types, from daylight basements to slab-on-grade construction adapted to the sloping waterfront terrain. Despite limited testing data and the EPA Zone 3 lower-risk classification, the diverse geology and foundation types warrant radon testing for accurate assessment.

Mukilteo, 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 Mukilteo?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Snohomish County Pros

1-800-299-3578 206-973-0096 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon FAQ for Mukilteo, WA

What EPA Radon Zone is Mukilteo in?

Mukilteo and the 98275 zip code are in Snohomish 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 Mukilteo?

Radon mitigation in Mukilteo 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 Mukilteo?

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.

City	Avg User Radon Level	Submissions
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