Quincy, MA Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 10.50 pCi/L.

Q: What EPA Radon Zone is Quincy in?

Quincy is in Norfolk County, EPA Zone 2.

Q: How much does radon mitigation cost in Quincy?

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

Avg: 10.50 pCi/L

Norfolk County

EPA Zone 2

2 user tests

Part of Norfolk County in the Boston metropolitan area, Quincy has recorded an average radon level of 10.5 pCi/L based on local testing data. This level significantly exceeds the EPA action threshold, reflecting the New England region's granite bedrock and glacial soil conditions that promote radon gas production. The city's diverse housing stock across zip codes 02169, 02170, and 02171 includes many homes with basements where radon can concentrate.

10.50

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Quincy, MA. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Quincy, MA Radon Mitigation

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

Quincy, MA Radon Testing

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

Quincy, Massachusetts Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
2 pCi/L	Quincy, MA	100+ Years	Full Basement	Jan 2018
19 pCi/L	Quincy, MA	0-20 Years	Full Basement	Jan 2017

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

Quincy Radon Facts

Key details about the radon risk profile for Quincy and the 02169 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Norfolk County, MA

Zip Code

02169

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

10.50 pCi/L

User Tests Submitted

Quincy and the 02169 zip code are located in Norfolk 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 Quincy, MA

What is the average radon level in Quincy, MA?

Based on 2 user-submitted tests, the average radon level in Quincy is 10.50 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 Quincy in?

Quincy and the 02169 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.

How much does radon mitigation cost in Quincy?

Radon mitigation in Quincy 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 Quincy?

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