Manufacturing in St. Clair County, Illinois
This register lists 313 facilities in St. Clair, Illinois. The Bureau of Labor Statistics counted 156 establishments in St. Clair in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
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Federal labor statistics counted at least 156 manufacturing establishments in St. Clair County in 2025, employing about 4,092 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 313.
What St. Clair County makes19 INDUSTRIES
Miscellaneous Manufacturing106Food Manufacturing33Chemical Manufacturing32Nonmetallic Mineral Product Manufacturing30Fabricated Metal Product Manufacturing22Wood Product Manufacturing13Plastics and Rubber Products Manufacturing11Primary Metal Manufacturing11Transportation Equipment Manufacturing10Petroleum and Coal Products Manufacturing10Machinery Manufacturing10Printing and Related Support Activities6Paper Manufacturing5Electrical Equipment, Appliance & Component Manufacturing5Furniture and Related Product Manufacturing3Computer and Electronic Product Manufacturing3Beverage and Tobacco Product Manufacturing2Leather and Allied Product Manufacturing2Textile Mills1
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 Illinois — the register has no industry page scoped to a county.