Salem, OR Radon Mitigation and Testing

Q: What is the average radon level in Salem, OR?

Based on 2 user-submitted tests, the average radon level is 9.00 pCi/L.

Q: What EPA Radon Zone is Salem in?

Salem is in Marion County, EPA Zone 3.

Q: How much does radon mitigation cost in Salem?

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

Avg: 9.00 pCi/L

Marion County

EPA Zone 3

2 user tests

Salem is located in Marion County, Oregon. With 2 user-submitted readings averaging 9.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 97301 zip code.

9.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Salem, OR. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Salem, OR Radon Mitigation

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

Salem, OR Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Salem, Oregon Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
14 pCi/L	Salem, OR	21-50 Years	Full Basement	Dec 2023
4 pCi/L	Salem, OR	0-20 Years	No Basement/All Crawl Space	Dec 2019

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

Salem Radon Facts

Key details about the radon risk profile for Salem and the 97301 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Marion County, OR

Zip Code

97301

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

9.00 pCi/L

User Tests Submitted

Salem and the 97301 zip code are located in Marion County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Salem, OR

What is the average radon level in Salem, OR?

Based on 2 user-submitted tests, the average radon level in Salem is 9.00 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 Salem in?

Salem and the 97301 zip code are in Marion 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 Salem?

Radon mitigation in Salem 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 Salem?

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 Oregon

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Corvallis	5.60 pCi/L	5
Astoria	9.25 pCi/L	4
La Grande	10.67 pCi/L	3
Bend	3.33 pCi/L	3
Salem	9.00 pCi/L	2
Eugene	7.00 pCi/L	2
Medford	7.00 pCi/L	1
Dundee	6.00 pCi/L	1
Ashland	4.00 pCi/L	1
Portland	4.00 pCi/L	1
Lincoln City	No submissions	0
West Linn	No submissions	0