Martinsburg, WV Radon Levels

Q: What is the average radon level in Martinsburg, WV?

Based on 8 user-submitted tests, the average radon level is 16.00 pCi/L.

Q: What EPA Radon Zone is Martinsburg in?

Martinsburg is in Berkeley County, EPA Zone 1.

Q: How much does radon mitigation cost in Martinsburg?

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

Check local Martinsburg radon levels and find certified testing and mitigation professionals to keep your home safe

Martinsburg, WV Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Berkeley County, WV

Zip Code 25401

Avg. User Level 16.00 pCi/L

User Tests 8

Located in Berkeley County within the Hagerstown Metro area, Martinsburg features limestone and shale geology that has produced an average radon level of 16.0 pCi/L across 8 recent tests. This concentration significantly exceeds the EPA action level, consistent with West Virginia's EPA Zone 1 high-risk classification. Residents across zip codes 25401, 25403, 25404, and 25405 should prioritize radon testing and mitigation, as the area's Appalachian geology consistently generates elevated readings ranging from 6.0 to 20.0 pCi/L.

16.00

pCi/L average

Above EPA Action Level

Based on 8 user-submitted radon tests for homes in Martinsburg, WV. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Martinsburg, WV Radon Mitigation

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

Need Radon Mitigation or Testing in Martinsburg?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Berkeley County Pros

1-800-299-3578 304-586-6555 (local) Toll-free · Mon–Fri 8am–6pm ET

Martinsburg, West Virginia Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Martinsburg, WV	21-50 Years	Full Basement	Apr 2024
6 pCi/L	Martinsburg, WV	0-20 Years	Full Basement	Nov 2020
12 pCi/L	Martinsburg, WV	—	Full Basement	Aug 2020
13 pCi/L	Martinsburg, WV	21-50 Years	Partial Basement	Oct 2018
20 pCi/L	Martinsburg, WV	21-50 Years	Full Basement	Oct 2018

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

Radon FAQ for Martinsburg, WV

What is the average radon level in Martinsburg, WV?

Based on 8 user-submitted tests, the average radon level in Martinsburg is 16.00 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 Martinsburg in?

Martinsburg and the 25401 zip code are in Berkeley 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 Martinsburg?

Radon mitigation in Martinsburg 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 Martinsburg?

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 West Virginia

Cities in West Virginia with the most user-submitted radon test data, ranked by number of submissions.

City	Avg User Radon Level	Submissions
Charles Town	8.10 pCi/L	10
Berkeley Springs	7.70 pCi/L	10
Martinsburg	16.00 pCi/L	8
Harpers Ferry	6.57 pCi/L	7
Ridgeley	9.00 pCi/L	5
Shepherdstown	6.25 pCi/L	4
Kearneysville	5.50 pCi/L	2
Ranson	14.00 pCi/L	1
Morgantown	5.00 pCi/L	1
Charleston	3.00 pCi/L	1