Manufacturing in Seneca County, Ohio

The Seneca, Ohio register lists 79 facilities. According to the Bureau of Labor Statistics, 51 establishments were counted in Seneca in 2025. Transportation Equipment Manufacturing in Seneca had 1,035 employees and an annual payroll of about $0.1 billion.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Tiffin41 Fostoria30 Attica2 Bloomville1 Alvada1 Bettsville1 Old Fort1 Republic1 New Riegel1

Federal labor statistics counted at least 51 manufacturing establishments in Seneca County in 2025, employing about 3,147 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 79.

What Seneca County makes17 INDUSTRIES

Fabricated Metal Product Manufacturing14 Plastics and Rubber Products Manufacturing11 Transportation Equipment Manufacturing10 Machinery Manufacturing8 Food Manufacturing7 Nonmetallic Mineral Product Manufacturing7 Chemical Manufacturing5 Beverage and Tobacco Product Manufacturing5 Wood Product Manufacturing4 Textile Product Mills3 Petroleum and Coal Products Manufacturing2 Electrical Equipment, Appliance & Component Manufacturing2 Primary Metal Manufacturing2 Printing and Related Support Activities1 Miscellaneous Manufacturing1 Apparel Manufacturing1 Furniture and Related Product Manufacturing1

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 Ohio — the register has no industry page scoped to a county.

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