Marshfield, MA Radon Mitigation and Testing

Q: What EPA Radon Zone is Marshfield in?

Marshfield is in Plymouth County, EPA Zone 2.

Q: How much does radon mitigation cost in Marshfield?

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

Plymouth County

EPA Zone 2

Coastal Plymouth County community Marshfield, within the Boston Metro area, sits on glacial outwash deposits and marine sediments that typically produce lower radon levels along Massachusetts' South Shore. Testing data for the 02050 zip code is currently limited, though the area's sandy soils and proximity to the Atlantic Ocean generally result in reduced radon concentrations. Despite the favorable geological conditions, homeowners should still conduct baseline testing to ensure safe indoor air quality.

Marshfield, MA Radon Mitigation

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

Marshfield, MA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Marshfield Radon Facts

Key details about the radon risk profile for Marshfield and the 02050 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Plymouth County, MA

Zip Code

02050

Predicted Screening Level

2–4 pCi/L (Zone 2)

Marshfield and the 02050 zip code are located in Plymouth County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Marshfield, MA

What EPA Radon Zone is Marshfield in?

Marshfield and the 02050 zip code are in Plymouth 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.

How much does radon mitigation cost in Marshfield?

Radon mitigation in Marshfield 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 Marshfield?

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.

Most Active Radon Markets in Massachusetts

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Littleton	9.40 pCi/L	5
Gloucester	8.40 pCi/L	5
Florence	7.40 pCi/L	5
Douglas	12.00 pCi/L	4
Weymouth	8.50 pCi/L	4
Mashpee	5.00 pCi/L	4
Natick	5.00 pCi/L	4
Worcester	17.67 pCi/L	3
Attleboro	10.00 pCi/L	3
Stoneham	9.67 pCi/L	3
Hopkinton	9.33 pCi/L	3
Medford	8.00 pCi/L	3
Boxford	6.67 pCi/L	3
Reading	5.67 pCi/L	3
Haverhill	5.00 pCi/L	3
Melrose	5.00 pCi/L	3
Somerville	4.33 pCi/L	3
Woburn	19.00 pCi/L	2
Marlborough	13.50 pCi/L	2
Cohasset	11.50 pCi/L	2