Manufacturing in Mercer County, New Jersey

Mercer, New Jersey lists 261 facilities in the register as of 2026. The Bureau of Labor Statistics counted 305 establishments in Mercer in 2024, covering 14 of 21 manufacturing subsectors it publishes for this place. Chemical Manufacturing accounts for 63 facilities listed in the register, and had an annual payroll of about $1.0 billion according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Trenton83 Princeton30 Hamilton28 Ewing25 Pennington14 East Windsor12 Robbinsville11 Princeton Junction8 Lawrenceville7 Hopewell6 Hightstown4 Hamilton Twp4

Federal labor statistics counted at least 305 manufacturing establishments in Mercer County in 2024, employing about 9,421 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 261, about 86% of that figure.

What Mercer County makes19 INDUSTRIES

Chemical Manufacturing63 Computer and Electronic Product Manufacturing38 Fabricated Metal Product Manufacturing24 Machinery Manufacturing19 Food Manufacturing18 Nonmetallic Mineral Product Manufacturing15 Plastics and Rubber Products Manufacturing14 Printing and Related Support Activities13 Electrical Equipment, Appliance & Component Manufacturing11 Beverage and Tobacco Product Manufacturing9 Transportation Equipment Manufacturing7 Miscellaneous Manufacturing7 Primary Metal Manufacturing6 Paper Manufacturing6 Furniture and Related Product Manufacturing5 Apparel Manufacturing4 Wood Product Manufacturing3 Textile Product Mills2 Petroleum and Coal Products Manufacturing2

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

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