Wrentham, MA Radon Levels

Q: What EPA Radon Zone is Wrentham in?

Wrentham is in Norfolk County, EPA Zone 2.

Q: How much does radon mitigation cost in Wrentham?

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

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

Wrentham, MA Radon Facts

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

County Norfolk County, MA

Zip Code 02093

Suburban Norfolk County community Wrentham lies within the Boston metropolitan area where New England's complex geology of crystalline bedrock and glacial deposits creates EPA Zone 2 radon potential. Current testing submissions for this 02093 ZIP code are limited, making professional radon testing essential for homeowners. The area's housing stock predominantly features colonial and contemporary homes with full basements that can trap radon gases migrating upward through soil and bedrock fractures.

8.08

pCi/L area average

Above EPA Action Level

Norfolk County average: 8.08 pCi/L, based on 25 user-submitted tests across 17 cities in the county. No homeowner readings have been submitted for Wrentham 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+

Wrentham, 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 Wrentham, MA

No homeowner tests have been submitted for Wrentham yet, so the closest user-submitted readings from neighboring communities are shown below. Radon varies by home — testing is the only way to know your level.

Radon Level	City	Distance	Home Age	Foundation	Submitted
4 pCi/L	Norfolk, MA	3.9 mi	100+ Years	Full Basement	Aug 2016
4 pCi/L	Franklin, MA	4.0 mi	51-99 Years	No Basement/All Crawl Space	Nov 2022
14 pCi/L	Franklin, MA	4.0 mi	51-99 Years	Full Basement	Jul 2018
9 pCi/L	Foxboro, MA	4.9 mi	51-99 Years	Full Basement	May 2026
6 pCi/L	Foxboro, MA	4.9 mi	51-99 Years	—	Aug 2018
4 pCi/L	North Attleboro, MA	5.8 mi	21-50 Years	Full Basement	Apr 2025
8 pCi/L	Attleboro, MA	9.3 mi	51-99 Years	Full Basement	May 2020
7 pCi/L	Attleboro, MA	9.3 mi	100+ Years	Full Basement	Aug 2018

Readings are drawn from the nearest cities with submitted data. Have a result for Wrentham? Submit your reading to help your neighbors.

Norfolk County Radon Profile

The soils and bedrock of Norfolk County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 17 cities in Norfolk County average 8.08 pCi/L across 25 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Norfolk County to test, as levels can differ between neighboring homes.

Radon FAQ for Wrentham, MA

What EPA Radon Zone is Wrentham in?

Wrentham and the 02093 zip code are in Norfolk 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 Wrentham?

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

Radon mitigation in Wrentham 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 Wrentham?

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.

Radon Levels Near Wrentham, MA

User-submitted radon levels from the cities closest to Wrentham with recorded test data. Explore nearby communities to compare local readings.

City	Distance	Avg User Level	Submissions
Norfolk	3.9 mi	4.00 pCi/L	1
Franklin	4.0 mi	9.00 pCi/L	2
Foxboro	4.9 mi	7.50 pCi/L	2
North Attleboro	5.8 mi	4.00 pCi/L	1
Attleboro	9.3 mi	10.00 pCi/L	3
Norton	9.9 mi	5.00 pCi/L	1
Holliston	10.9 mi	4.00 pCi/L	1
Hopedale	11.1 mi	7.00 pCi/L	1