Townsend, MA Radon Levels

Q: What EPA Radon Zone is Townsend in?

Townsend is in Middlesex County, EPA Zone 1.

Q: How much does radon mitigation cost in Townsend?

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

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

Townsend, MA Radon Facts

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

County Middlesex County, MA

Zip Code 01469

Positioned in Middlesex County within the Boston Metro area, Townsend sits amid New England's glacially-carved landscape where granite bedrock creates variable radon conditions. The community features a mix of colonial-era homes and modern construction, many with full basements typical of the region's architecture. Given the limited radon testing data for zip code 01469, residents should conduct individual testing to understand their specific radon risk.

7.28

pCi/L area average

Above EPA Action Level

Middlesex County average: 7.28 pCi/L, based on 90 user-submitted tests across 46 cities in the county. No homeowner readings have been submitted for Townsend 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+

Townsend, 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 Townsend, MA

No homeowner tests have been submitted for Townsend 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
Pepperell	5.0 mi	7.00 pCi/L	3
Shirley	5.9 mi	1.00 pCi/L	1
Groton	7.2 mi	5.00 pCi/L	1
Fitchburg	7.7 mi	12.00 pCi/L	1
Harvard	12.1 mi	12.00 pCi/L	1
Littleton	12.9 mi	9.40 pCi/L	5
Westford	13.5 mi	12.67 pCi/L	3
Lancaster	13.9 mi	5.00 pCi/L	1

Middlesex County Radon Profile

The bedrock and soils beneath Middlesex County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 46 cities in Middlesex County average 7.28 pCi/L across 90 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. 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 Middlesex County.

Radon FAQ for Townsend, MA

What EPA Radon Zone is Townsend in?

Townsend and the 01469 zip code are in Middlesex 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 Townsend?

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

Radon mitigation in Townsend 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 Townsend?

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.