Data
Plumbing companies in Pennsylvania
There are 8,645 plumbing companies in Pennsylvania (CityPreferred count, October 2026). Philadelphia has the most (667), then Pittsburgh (433).
Reviewed October 1, 2026
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Pennsylvania cities
| City | Companies |
|---|---|
| Philadelphia | 667 |
| Pittsburgh | 433 |
| Allentown | 109 |
| Erie | 96 |
| York | 94 |
| Reading | 80 |
| Lancaster | 79 |
| Norristown | 73 |
| Bethlehem | 71 |
| West Chester | 68 |
| Harrisburg | 68 |
| Levittown | 64 |
| Easton | 61 |
| Pottstown | 51 |
| Scranton | 49 |
| Lansdale | 45 |
| Warminster | 44 |
| Mechanicsburg | 43 |
| Washington | 42 |
| Wilkes-barre | 41 |
| Butler | 40 |
| Havertown | 40 |
| Stroudsburg | 39 |
| Bensalem | 38 |
| Chester | 36 |
| Lebanon | 35 |
| Quakertown | 35 |
| Altoona | 34 |
| Downingtown | 34 |
| Broomall | 34 |
| Bristol | 34 |
| Doylestown | 34 |
| Greensburg | 34 |
| Johnstown | 33 |
| Chambersburg | 33 |
| East Stroudsburg | 32 |
| Mckeesport | 31 |
| Glenside | 31 |
| Media | 30 |
| Coatesville | 30 |
| Langhorne | 30 |
| Bethel Park | 29 |
| Irwin | 29 |
| Kennett Square | 28 |
| Morrisville | 28 |
| Phoenixville | 26 |
| New Castle | 26 |
| Horsham | 26 |
| Springfield | 26 |
| Lititz | 25 |
| Aliquippa | 25 |
| Collegeville | 25 |
| Bangor | 25 |
| Lansdowne | 25 |
| Coraopolis | 24 |
| Telford | 24 |
| New Kensington | 24 |
| Feasterville | 24 |
| Ambler | 24 |
| Boyertown | 23 |
| North Wales | 23 |
| Newtown | 23 |
| Elizabethtown | 23 |
| Perkasie | 23 |
| West Mifflin | 22 |
| Manheim | 22 |
| Carlisle | 22 |
| Southampton | 22 |
| Wayne | 22 |
| Drexel Hill | 22 |
| Malvern | 21 |
| Canonsburg | 20 |
| Montgomery | 20 |
| Pittston | 20 |
| Monroeville | 20 |
| Hazleton | 20 |
| Willow Grove | 20 |
| Clifton Heights | 20 |
Pennsylvania and the rest of the country
Pennsylvania has 8,645 of the 185,402 plumbing companies in the country (5%). All states.
What is counted
Independent businesses that do this work, for homes or for businesses. Suppliers, stores and national chains are left out. Being counted does not mean a company is licensed, insured or recommended. A city is listed when it has 20 or more. How we count.
Questions and answers
- How many plumbing companies are there in Pennsylvania?
- 8,645, by CityPreferred's count as of October 2026.
- Which Pennsylvania city has the most?
- Philadelphia, with 667, followed by Pittsburgh with 433.