Hillsdale, MI Radon Levels

Q: What EPA Radon Zone is Hillsdale in?

Hillsdale is in Hillsdale County, EPA Zone 1.

Q: How much does radon mitigation cost in Hillsdale?

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

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

Hillsdale, MI Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Hillsdale County, MI

Zip Code 49242

Located in Hillsdale County in south-central Michigan, this college town sits on glacial till deposits that can contribute to radon gas migration from underlying bedrock. Testing data for zip code 49242 is currently limited, making individual home testing essential for residents to assess their radon exposure levels.

7.33

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.33 pCi/L, based on 12 tests from 10 nearby cities. No readings have been submitted for Hillsdale yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Hillsdale, MI Radon Mitigation

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

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Radon Readings Near Hillsdale, MI

No homeowner tests have been submitted for Hillsdale yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Concord	18.3 mi	5.00 pCi/L	1
Coldwater	19.8 mi	9.00 pCi/L	1
Spring Arbor	19.9 mi	20.00 pCi/L	1
Onsted	23.6 mi	6.00 pCi/L	2
Jackson	25.1 mi	7.00 pCi/L	1
Tipton	29.0 mi	4.00 pCi/L	1
Marshall	29.6 mi	8.50 pCi/L	2
Ceresco	32.2 mi	3.00 pCi/L	1

Hillsdale County Radon Profile

Hillsdale County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Hillsdale County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Hillsdale County to test, as levels can differ between neighboring homes.

Radon FAQ for Hillsdale, MI

What EPA Radon Zone is Hillsdale in?

Hillsdale and the 49242 zip code are in Hillsdale 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.

Why are radon readings shown from areas near Hillsdale?

No homeowner radon tests have been submitted for Hillsdale yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Hillsdale County average—are the best available indicator of local conditions until Hillsdale homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Hillsdale?

Radon mitigation in Hillsdale 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 Hillsdale?

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.