New Market, MD Radon Mitigation and Testing

Q: What EPA Radon Zone is New Market in?

New Market is in Frederick County, EPA Zone 1.

Q: How much does radon mitigation cost in New Market?

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

Frederick County

EPA Zone 1

Located in Frederick County within the Washington metropolitan area, New Market sits in Maryland's EPA Zone 1 where Piedmont geology can produce elevated radon readings. The area's housing mix includes historic homes and newer suburban developments, many with basements that can trap radon gas. Current testing data for zip code 21774 remains limited, making baseline radon testing important for homeowners to understand their individual property's radon profile.

New Market, MD Radon Mitigation

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

New Market, MD Radon Testing

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

New Market Radon Facts

Key details about the radon risk profile for New Market and the 21774 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Frederick County, MD

Zip Code

21774

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

New Market and the 21774 zip code are located in Frederick 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 New Market, MD

What EPA Radon Zone is New Market in?

New Market and the 21774 zip code are in Frederick 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 New Market?

Radon mitigation in New Market 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 New Market?

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 Maryland

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

City	Avg User Radon Level	Submissions
Frederick	8.29 pCi/L	7
Potomac	9.00 pCi/L	6
Hagerstown	8.67 pCi/L	6
Westminster	14.50 pCi/L	4
Baltimore	7.00 pCi/L	4
Annapolis	4.25 pCi/L	4
Upper Marlboro	15.00 pCi/L	3
Edgewater	12.67 pCi/L	3
Bowie	9.00 pCi/L	3
Clarksburg	8.00 pCi/L	3
Gambrills	6.00 pCi/L	3
Elkton	5.33 pCi/L	3
Silver Spring	4.33 pCi/L	3
Chesapeake Beach	14.00 pCi/L	2
Cumberland	9.00 pCi/L	2
Frostburg	9.00 pCi/L	2
Owings	5.50 pCi/L	2
Huntingtown	4.50 pCi/L	2
Mc Henry	20.00 pCi/L	1
Mount Airy	20.00 pCi/L	1