Sykesville, MD Radon Mitigation and Testing

Q: What is the average radon level in Sykesville, MD?

Based on 1 user-submitted tests, the average radon level is 5.00 pCi/L.

Q: What EPA Radon Zone is Sykesville in?

Sykesville is in Carroll County, EPA Zone 1.

Q: How much does radon mitigation cost in Sykesville?

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

Avg: 5.00 pCi/L

Carroll County

EPA Zone 1

1 user test

This Baltimore Metro community in Carroll County shows radon readings averaging 5.0 pCi/L, which exceeds the EPA action level and reflects the area's complex Piedmont geology. Located in zip code 21784, Sykesville sits where crystalline bedrock and weathered soils create conditions favorable for radon accumulation. Homeowners should prioritize testing and mitigation, especially in the area's mix of historic homes and suburban developments with full basements.

5.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Sykesville, MD Radon Mitigation

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

Sykesville, MD Radon Testing

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

Sykesville, Maryland Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
5 pCi/L	Sykesville, MD	100+ Years	Partial Basement	Jan 2019

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

Sykesville Radon Facts

Key details about the radon risk profile for Sykesville and the 21784 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Carroll County, MD

Zip Code

21784

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

5.00 pCi/L

User Tests Submitted

Sykesville and the 21784 zip code are located in Carroll 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 Sykesville, MD

What is the average radon level in Sykesville, MD?

Based on 1 user-submitted test, the average radon level in Sykesville is 5.00 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 Sykesville in?

Sykesville and the 21784 zip code are in Carroll 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 Sykesville?

Radon mitigation in Sykesville 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 Sykesville?

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