Collegeville, PA Radon Mitigation and Testing

Q: What EPA Radon Zone is Collegeville in?

Collegeville is in Montgomery County, EPA Zone 1.

Q: How much does radon mitigation cost in Collegeville?

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

Montgomery County

EPA Zone 1

Located in Montgomery County within the Philadelphia Metro area, Collegeville sits in Pennsylvania's Piedmont region where granite and schist bedrock contribute to the state's elevated radon potential. Testing data for zip code 19426 is currently limited, though Pennsylvania's statewide radon risk makes individual home testing essential. The area's mix of older homes and newer suburban development means radon levels can vary significantly between neighboring properties.

Collegeville, PA Radon Mitigation

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

Collegeville, PA Radon Testing

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

Collegeville Radon Facts

Key details about the radon risk profile for Collegeville and the 19426 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Montgomery County, PA

Zip Code

19426

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Collegeville and the 19426 zip code are located in Montgomery 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 Collegeville, PA

What EPA Radon Zone is Collegeville in?

Collegeville and the 19426 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.

How much does radon mitigation cost in Collegeville?

Radon mitigation in Collegeville 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 Collegeville?

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 Pennsylvania

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
State College	10.00 pCi/L	14
Chambersburg	10.14 pCi/L	7
Easton	12.33 pCi/L	6
Butler	12.40 pCi/L	5
Dingmans Ferry	5.80 pCi/L	5
Hanover	14.00 pCi/L	4
Mechanicsburg	13.75 pCi/L	4
Greenville	10.75 pCi/L	4
Pittsburgh	9.25 pCi/L	4
Albrightsville	9.00 pCi/L	4
Philadelphia	8.00 pCi/L	4
Lackawaxen	15.33 pCi/L	3
York	11.67 pCi/L	3
Elizabethtown	9.67 pCi/L	3
Johnstown	7.33 pCi/L	3
West Chester	6.67 pCi/L	3
Danville	5.67 pCi/L	3
Springfield	5.67 pCi/L	3
East Stroudsburg	5.00 pCi/L	3
Langhorne	4.67 pCi/L	3