Edgartown, MA Radon Levels

Q: What EPA Radon Zone is Edgartown in?

Edgartown is in Dukes County, EPA Zone 2.

Q: How much does radon mitigation cost in Edgartown?

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

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

Edgartown, MA Radon Facts

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

County Dukes County, MA

Zip Code 02539

Located on Martha's Vineyard in Dukes County, Edgartown sits on glacial deposits and coastal sediments that characterize the island's unique geology. The community features a mix of historic whaling-era homes and seasonal coastal properties, many with crawl spaces or slab foundations typical of waterfront construction. While radon testing data is currently limited for ZIP code 02539, homeowners should consider testing given Massachusetts' variable radon potential across different geological settings.

8.07

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.07 pCi/L, based on 15 tests from 10 nearby cities. No readings have been submitted for Edgartown 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+

Edgartown, MA 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 Edgartown, MA

No homeowner tests have been submitted for Edgartown 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
Falmouth	13.0 mi	7.00 pCi/L	1
Mashpee	16.0 mi	5.00 pCi/L	4
North Falmouth	18.1 mi	6.00 pCi/L	1
Osterville	18.4 mi	6.00 pCi/L	1
Buzzards Bay	21.5 mi	9.50 pCi/L	2
Sandwich	22.5 mi	10.00 pCi/L	1
South Dartmouth	26.3 mi	20.00 pCi/L	1
New Bedford	27.3 mi	6.00 pCi/L	2

Dukes County Radon Profile

Dukes 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 Dukes 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 Dukes County.

Radon FAQ for Edgartown, MA

What EPA Radon Zone is Edgartown in?

Edgartown and the 02539 zip code are in Dukes 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 Edgartown?

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

Radon mitigation in Edgartown 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 Edgartown?

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.