Manufacturing in Allegheny County, Pennsylvania

The register lists 1,025 facilities in Allegheny, Pennsylvania. According to the Bureau of Labor Statistics, 1,133 establishments were counted in Allegheny in 2025. Primary Metal Manufacturing has a location quotient of 2.39 in Allegheny, according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Pittsburgh452 Carnegie37 Coraopolis31 Cheswick21 Bridgeville20 Mckees Rocks19 Mckeesport19 Leetsdale18 Gibsonia18 Oakdale18 Verona17 Glenshaw16

Federal labor statistics counted at least 1,133 manufacturing establishments in Allegheny County in 2025, employing about 34,478 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 1,025, about 90% of that figure.

What Allegheny County makes20 INDUSTRIES

Fabricated Metal Product Manufacturing194 Chemical Manufacturing113 Beverage and Tobacco Product Manufacturing94 Nonmetallic Mineral Product Manufacturing88 Computer and Electronic Product Manufacturing86 Machinery Manufacturing78 Primary Metal Manufacturing70 Miscellaneous Manufacturing62 Food Manufacturing57 Electrical Equipment, Appliance & Component Manufacturing37 Plastics and Rubber Products Manufacturing35 Printing and Related Support Activities33 Petroleum and Coal Products Manufacturing31 Transportation Equipment Manufacturing17 Furniture and Related Product Manufacturing17 Wood Product Manufacturing13 Paper Manufacturing5 Textile Mills3 Apparel Manufacturing3 Textile Product Mills3

Bars are drawn against the largest subsector listed; the figure is the facility count in this county. Each row links to that industry across all of Pennsylvania — the register has no industry page scoped to a county.

Search all 14,331 Pennsylvania facilities