Sagamore Beach, MA Radon Levels

Q: What EPA Radon Zone is Sagamore Beach in?

Sagamore Beach is in Barnstable County, EPA Zone 2.

Q: How much does radon mitigation cost in Sagamore Beach?

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

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

Sagamore Beach, MA Radon Facts

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

County Barnstable County, MA

Zip Code 02562

Positioned along Cape Cod Bay in Barnstable County, Sagamore Beach sits on glacial outwash plains and sandy deposits that characterize much of the Cape Cod region. Testing data for this 02562 zip code coastal community is currently limited, though Cape Cod's sandy soils typically produce lower radon levels than inland Massachusetts areas. Even in coastal locations, individual property testing is recommended as radon levels can vary based on specific soil conditions and home construction characteristics.

6.80

pCi/L area average

Above EPA Action Level

Barnstable County average: 6.80 pCi/L, based on 10 user-submitted tests across 6 cities in the county. No homeowner readings have been submitted for Sagamore Beach 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+

Sagamore Beach, 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 Sagamore Beach, MA

No homeowner tests have been submitted for Sagamore Beach 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
Sandwich	6.1 mi	10.00 pCi/L	1
Buzzards Bay	7.0 mi	9.50 pCi/L	2
Plymouth	10.3 mi	7.00 pCi/L	1
North Falmouth	11.8 mi	6.00 pCi/L	1
Mashpee	12.2 mi	5.00 pCi/L	4
Osterville	13.3 mi	6.00 pCi/L	1
Falmouth	16.6 mi	7.00 pCi/L	1
Kingston	18.0 mi	4.00 pCi/L	1

Barnstable County Radon Profile

EPA mapping assigns Barnstable County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 6 cities in Barnstable County average 6.80 pCi/L across 10 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 Barnstable County home regardless of zone or a neighbor's results.

Radon FAQ for Sagamore Beach, MA

What EPA Radon Zone is Sagamore Beach in?

Sagamore Beach and the 02562 zip code are in Barnstable 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 Sagamore Beach?

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

Radon mitigation in Sagamore Beach 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 Sagamore Beach?

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.