Oakwood, IL Radon Levels

Q: What EPA Radon Zone is Oakwood in?

Oakwood is in Vermilion County, EPA Zone 1.

Q: How much does radon mitigation cost in Oakwood?

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

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

Oakwood, IL Radon Facts

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

County Vermilion County, IL

Zip Code 61858

Rural Vermilion County contains Oakwood within Illinois's east-central prairie region, where glacial deposits over limestone bedrock create moderate radon potential. The 61858 zip code area features agricultural and residential properties with foundation types typical of rural Illinois construction, including full basements and crawl spaces. Given the region's geological characteristics and limited local testing data, homeowners should prioritize radon testing to establish baseline readings for their specific properties.

5.33

pCi/L area average

Above EPA Action Level

Vermilion County average: 5.33 pCi/L, based on 3 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for Oakwood itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Oakwood, IL 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 Oakwood, IL

No homeowner tests have been submitted for Oakwood 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
Danville	7.5 mi	5.33 pCi/L	3
Homer	11.1 mi	20.00 pCi/L	1
Gifford	18.4 mi	10.00 pCi/L	1
Urbana	21.4 mi	15.00 pCi/L	1
Champaign	25.7 mi	6.67 pCi/L	3
Paxton	28.8 mi	4.00 pCi/L	1
Mahomet	32.7 mi	5.00 pCi/L	1
Tuscola	34.3 mi	17.00 pCi/L	1

Vermilion County Radon Profile

Because of its underlying geology, Vermilion County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 1 city in Vermilion County average 5.33 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Vermilion County home regardless of zone or a neighbor's results.

Radon FAQ for Oakwood, IL

What EPA Radon Zone is Oakwood in?

Oakwood and the 61858 zip code are in Vermilion 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 Oakwood?

No homeowner radon tests have been submitted for Oakwood yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Vermilion County average—are the best available indicator of local conditions until Oakwood 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 Oakwood?

Radon mitigation in Oakwood 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 Oakwood?

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.