Jacksonville, MO Radon Levels

Q: What EPA Radon Zone is Jacksonville in?

Jacksonville is in Randolph County, EPA Zone 2.

Q: How much does radon mitigation cost in Jacksonville?

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

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

Jacksonville, MO Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Randolph County, MO

Zip Code 65260

Jacksonville in Randolph County currently has limited radon testing data, though the area's geological setting warrants homeowner attention. Located in north-central Missouri, this community sits on glacial drift deposits over limestone and shale formations that can generate variable radon levels. Residents should prioritize professional radon testing, particularly in homes with basements or crawl spaces where radon gas can accumulate to potentially dangerous levels.

6.25

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.25 pCi/L, based on 8 tests from 6 nearby cities. No readings have been submitted for Jacksonville 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+

Jacksonville, MO Radon Mitigation

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

Need Radon Mitigation or Testing in Jacksonville?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Randolph County Pros

1-800-299-3578 816-463-2802 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Jacksonville, MO

No homeowner tests have been submitted for Jacksonville 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
Hallsville	34.6 mi	5.00 pCi/L	2
Mexico	40.4 mi	4.00 pCi/L	1
Columbia	44.8 mi	3.00 pCi/L	2
Boonville	46.4 mi	4.00 pCi/L	1
Meadville	48.3 mi	18.00 pCi/L	1
Palmyra	49.8 mi	8.00 pCi/L	1

Randolph County Radon Profile

EPA mapping assigns Randolph County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Randolph County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Randolph County home regardless of zone or a neighbor's results.

Radon FAQ for Jacksonville, MO

What EPA Radon Zone is Jacksonville in?

Jacksonville and the 65260 zip code are in Randolph County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Jacksonville?

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

Radon mitigation in Jacksonville 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 Jacksonville?

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.