Manufacturing facilities in Pennsylvania
Map, counties and cities
Biggest counties
Allegheny1,017Montgomery1,011Bucks857Lancaster734York579Philadelphia551Chester546Berks502All 67 counties
Allegheny 1,017Montgomery 1,011Bucks 857Lancaster 734York 579Philadelphia 551Chester 546Berks 502Westmoreland 438Erie 421Luzerne 396Lehigh 387Northampton 340Delaware 326Butler 299Washington 281Lackawanna 230Dauphin 224Cumberland 220Beaver 214Franklin 191Mercer 190Crawford 187Schuylkill 181Lebanon 164Adams 161Lycoming 157Centre 138Lawrence 135Northumberland 125Blair 121Elk 118Monroe 113Cambria 112Fayette 104Indiana 103Jefferson 95Venango 94Clearfield 93Somerset 90Bradford 74Armstrong 73Columbia 70Bedford 69Snyder 67Warren 66Carbon 66McKean 60Mifflin 54Clarion 54Union 53Tioga 40Clinton 40Susquehanna 39Wayne 35Juniata 35Huntingdon 34Perry 28Cameron 27Potter 22Greene 20Wyoming 19Montour 18Fulton 17Pike 14Forest 9Sullivan 7
Biggest cities
Philadelphia562Pittsburgh472York292Erie260Lancaster227Allentown221Reading169Bethlehem149Hanover123Easton105Harrisburg100West Chester97
Federal labor statistics counted at least 14,583 manufacturing establishments in Pennsylvania in 2024, employing about 563,000 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 14,168, about 97% of that figure.