Marlin, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Marlin in?

Marlin is in Falls County, EPA Zone 3.

Q: How much does radon mitigation cost in Marlin?

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

Falls County

EPA Zone 3

Centered in Falls County within the Waco Metro region, Marlin is situated on Cretaceous limestone and clay formations that generally result in lower radon levels compared to areas with granite or uranium-bearing rocks. The community's housing stock includes both historic homes from the early 1900s and newer residential construction, typically built on slab foundations common throughout central Texas. While radon testing data for zip code 76661 remains limited, testing is still recommended since radon concentrations can vary even within similar geological settings.

Marlin, TX Radon Mitigation

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

Marlin, TX Radon Testing

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

Marlin Radon Facts

Key details about the radon risk profile for Marlin and the 76661 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Falls County, TX

Zip Code

76661

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Marlin and the 76661 zip code are located in Falls 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 Marlin, TX

What EPA Radon Zone is Marlin in?

Marlin and the 76661 zip code are in Falls 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 Marlin?

Radon mitigation in Marlin 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 Marlin?

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 Texas

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

City	Avg User Radon Level	Submissions
Lubbock	12.67 pCi/L	9
San Antonio	6.57 pCi/L	7
Austin	6.14 pCi/L	7
Dallas	8.00 pCi/L	5
Abilene	4.50 pCi/L	2
Houston	3.50 pCi/L	2
Plano	6.00 pCi/L	1
Frisco	3.00 pCi/L	1
Nacogdoches	No submissions	0