Sharon Hill, PA Radon Levels

Q: What EPA Radon Zone is Sharon Hill in?

Sharon Hill is in Delaware County, EPA Zone 1.

Q: How much does radon mitigation cost in Sharon Hill?

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

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

Sharon Hill, PA Radon Facts

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

County Delaware County, PA

Zip Code 19079

Sharon Hill sits in Delaware County within the Philadelphia Metro area, where testing data remains limited for this 19079 zip code community. The region's underlying geology and EPA Zone 1 classification create conditions where radon can readily accumulate in homes, particularly in properties with basement foundations common throughout southeastern Pennsylvania. Given the limited local data and high-risk designation, residents should prioritize professional radon testing.

5.59

pCi/L area average

Above EPA Action Level

Delaware County average: 5.59 pCi/L, based on 22 user-submitted tests across 13 cities in the county. No homeowner readings have been submitted for Sharon Hill itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Sharon Hill, PA Radon Mitigation

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

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Radon Readings Near Sharon Hill, PA

No homeowner tests have been submitted for Sharon Hill yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Clifton Heights	1.6 mi	5.00 pCi/L	1
Lansdowne	2.4 mi	4.00 pCi/L	1
Morton	2.9 mi	4.00 pCi/L	1
Drexel Hill	3.7 mi	2.50 pCi/L	2
Springfield	3.9 mi	5.67 pCi/L	3
Swarthmore	4.2 mi	5.25 pCi/L	4
Broomall	6.9 mi	7.00 pCi/L	2
Media	6.9 mi	7.00 pCi/L	2

Delaware County Radon Profile

The bedrock and soils beneath Delaware County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 13 cities in Delaware County average 5.59 pCi/L across 22 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Delaware County.

Radon FAQ for Sharon Hill, PA

What EPA Radon Zone is Sharon Hill in?

Sharon Hill and the 19079 zip code are in Delaware 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.

Why are radon readings shown from areas near Sharon Hill?

No homeowner radon tests have been submitted for Sharon Hill yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Delaware County average—are the best available indicator of local conditions until Sharon Hill homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Sharon Hill?

Radon mitigation in Sharon Hill 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 Sharon Hill?

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.