Acton, MA Radon Mitigation and Testing

Q: What is the average radon level in Acton, MA?

Based on 1 user-submitted tests, the average radon level is 20.00 pCi/L.

Q: What EPA Radon Zone is Acton in?

Acton is in Middlesex County, EPA Zone 1.

Q: How much does radon mitigation cost in Acton?

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

Avg: 20.00 pCi/L

Middlesex County

EPA Zone 1

1 user test

Home to 20.0 pCi/L average radon levels in Middlesex County, Acton significantly exceeds EPA action guidelines and requires immediate attention. This historic Boston metro suburb features predominantly colonial and contemporary homes with full basements, built on New England's granite bedrock that's known for elevated radon production. Residents in zip code 01720 should prioritize radon mitigation given these substantially elevated readings.

20.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Acton, MA. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Acton, MA Radon Mitigation

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

Acton, MA Radon Testing

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

Acton, Massachusetts Radon Levels

User-submitted radon test readings from homes in the Acton area.

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Acton, MA	0-20 Years	Full Basement	Oct 2021

Have a radon test result for Acton? Submit your reading to help other homeowners.

Acton Radon Facts

Key details about the radon risk profile for Acton and the 01720 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Middlesex County, MA

Zip Code

01720

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

20.00 pCi/L

User Tests Submitted

Acton and the 01720 zip code are located in Middlesex County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Acton, MA

What is the average radon level in Acton, MA?

Based on 1 user-submitted test, the average radon level in Acton is 20.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Acton in?

Acton and the 01720 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.

How much does radon mitigation cost in Acton?

Radon mitigation in Acton 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 Acton?

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