Bridgeport, PA Radon Levels

Q: What EPA Radon Zone is Bridgeport in?

Bridgeport is in Montgomery County, EPA Zone 1.

Q: How much does radon mitigation cost in Bridgeport?

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

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

Bridgeport, PA Radon Facts

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

County Montgomery County, PA

Zip Code 19405

Bridgeport in Montgomery County lies within the Philadelphia Metro area, built on metamorphic bedrock that can contribute to elevated radon levels throughout southeastern Pennsylvania. While testing data for zip code 19405 is currently limited, the region's geological characteristics strongly encourage professional radon testing. The area's proximity to the Schuylkill River and underlying rock formations make radon awareness particularly important.

8.41

pCi/L area average

Above EPA Action Level

Montgomery County average: 8.41 pCi/L, based on 17 user-submitted tests across 16 cities in the county. No homeowner readings have been submitted for Bridgeport 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+

Bridgeport, 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 Bridgeport, PA

No homeowner tests have been submitted for Bridgeport 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
King Of Prussia	1.8 mi	7.00 pCi/L	1
Wayne	4.3 mi	5.00 pCi/L	1
Ardmore	7.3 mi	6.00 pCi/L	2
Bala Cynwyd	8.4 mi	1.00 pCi/L	1
Ambler	8.5 mi	4.00 pCi/L	1
Broomall	8.9 mi	7.00 pCi/L	2
North Wales	9.0 mi	7.00 pCi/L	1
Lansdale	9.6 mi	3.00 pCi/L	1

Montgomery County Radon Profile

Because of its underlying geology, Montgomery County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 16 cities in Montgomery County average 8.41 pCi/L across 17 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Montgomery County home regardless of zone or a neighbor's results.

Radon FAQ for Bridgeport, PA

What EPA Radon Zone is Bridgeport in?

Bridgeport and the 19405 zip code are in Montgomery 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 Bridgeport?

No homeowner radon tests have been submitted for Bridgeport yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Montgomery County average—are the best available indicator of local conditions until Bridgeport 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 Bridgeport?

Radon mitigation in Bridgeport 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 Bridgeport?

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.