Martinsville, MO Radon Levels

Q: What EPA Radon Zone is Martinsville in?

Martinsville is in Harrison County, EPA Zone 2.

Q: How much does radon mitigation cost in Martinsville?

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

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

Martinsville, MO Radon Facts

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

County Harrison County, MO

Zip Code 64467

Situated in rural Harrison County in north-central Missouri, Martinsville lies within an area where glacial deposits over Paleozoic limestone create moderate radon potential. With limited testing data available for the 64467 zip code, homeowners should conduct radon testing to establish baseline levels. The community's mix of older farmhouses and newer rural construction can show varying radon entry patterns.

Martinsville, MO Radon Mitigation

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

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EPA Radon Zones Near Martinsville, MO

No user-submitted radon readings are available for Martinsville or its immediate area yet. The table below shows the EPA radon zone — a county-level prediction of radon risk — for nearby communities. Radon still varies from home to home, so testing is the only way to confirm your level.

City	Distance	County	EPA Radon Zone
Albany	11.7 mi	Gentry County	Zone 2
Gentry	13.3 mi	Gentry County	Zone 2
Worth	14.6 mi	Worth County	Zone 2
Grant City	15.1 mi	Worth County	Zone 2
Darlington	17.3 mi	Gentry County	Zone 2
Mc Fall	19.4 mi	Gentry County	Zone 2
Coffey	19.8 mi	Daviess County	Zone 2
Stanberry	21.9 mi	Gentry County	Zone 2

Harrison County Radon Profile

Harrison County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. User-submitted readings are still sparse within Harrison County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Harrison County.

Radon FAQ for Martinsville, MO

What EPA Radon Zone is Martinsville in?

Martinsville and the 64467 zip code are in Harrison 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.

What EPA radon zones surround Martinsville, MO?

Martinsville sits in Harrison County, which the EPA classifies as Radon Zone 2. Among the nearby communities listed above, 8 in Zone 2 (moderate risk, 2-4 pCi/L). EPA radon zones are county-level predictions of radon potential, so the EPA recommends testing every individual home regardless of its zone, since levels vary from house to house.

How much does radon mitigation cost in Martinsville?

Radon mitigation in Martinsville 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 Martinsville?

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.