Sherwood, MD Radon Mitigation and Testing

Q: What EPA Radon Zone is Sherwood in?

Sherwood is in Talbot County, EPA Zone 3.

Q: How much does radon mitigation cost in Sherwood?

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

Talbot County

EPA Zone 3

Sherwood in Talbot County sits on Maryland's Eastern Shore, where Coastal Plain sediments and relatively low elevation contribute to the area's EPA Zone 3 lower radon potential. The rural community features waterfront properties and traditional Chesapeake Bay area housing, with many homes built on crawl spaces or slab foundations suited to the coastal environment. While specific radon testing data for zip code 21665 is currently limited, the geological conditions suggest generally lower risk levels.

Sherwood, MD Radon Mitigation

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

Sherwood, MD Radon Testing

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

Sherwood Radon Facts

Key details about the radon risk profile for Sherwood and the 21665 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Talbot County, MD

Zip Code

21665

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Sherwood and the 21665 zip code are located in Talbot County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Sherwood, MD

What EPA Radon Zone is Sherwood in?

Sherwood and the 21665 zip code are in Talbot County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Sherwood?

Radon mitigation in Sherwood 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 Sherwood?

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