Gildford, MT Radon Mitigation and Testing

Q: What EPA Radon Zone is Gildford in?

Gildford is in Hill County, EPA Zone 1.

Q: How much does radon mitigation cost in Gildford?

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

Hill County

EPA Zone 1

This small community in Hill County lies in Montana's northern plains region, where glacial till deposits over sedimentary bedrock can influence radon levels. With limited testing data available for ZIP 97525, homeowners should conduct their own radon measurements to determine if mitigation is needed. The area's EPA Zone 1 designation indicates the highest radon potential statewide.

Gildford, MT Radon Mitigation

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

Gildford, MT Radon Testing

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

Gildford Radon Facts

Key details about the radon risk profile for Gildford and the 59525 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Hill County, MT

Zip Code

59525

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Gildford and the 59525 zip code are located in Hill County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Gildford, MT

What EPA Radon Zone is Gildford in?

Gildford and the 59525 zip code are in Hill 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 Gildford?

Radon mitigation in Gildford 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 Gildford?

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 Montana

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

City	Avg User Radon Level	Submissions
Butte	10.20 pCi/L	10
Missoula	6.25 pCi/L	8
Florence	11.67 pCi/L	3
Bozeman	10.33 pCi/L	3
Helena	8.67 pCi/L	3
Stevensville	7.67 pCi/L	3
Sidney	7.33 pCi/L	3
Billings	5.33 pCi/L	3
Miles City	3.33 pCi/L	3
Kalispell	7.50 pCi/L	2
Great Falls	4.50 pCi/L	2
Whitefish	4.00 pCi/L	2
Ennis	9.00 pCi/L	1
Livingston	No submissions	0