Chemical Manufacturing
27,897 FACILITIESAll Census product lines →NAICS 325
The Chemical Manufacturing industry, as defined by NAICS 325, had an annual payroll of about $110.1 billion according to the Bureau of Labor Statistics in 2025. The Bureau of Labor Statistics counted 25801 establishments in the Chemical Manufacturing industry across the United States in 2025. This register lists 27897 facilities in total.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Top cities
Product lines reported here
These are counts by industry: the Economic Census records what establishments in chemical manufacturing reported producing, and never names a plant.
Where these plants are55 STATES
Bars are drawn against California, the largest, rather than against the national total.
Common questions
How many chemical manufacturing facilities are in the United States?
As of SEP 2026, FactoryRegistry lists 27,897 chemical manufacturing facilities (NAICS 325) across 55 states, compiled from EPA, OSHA and Census records.
Which state has the most chemical manufacturing facilities?
California, with 5,100 facilities listed.
How many chemical manufacturing facilities are still operating?
14,382 of the 27,897 listed carry a recent operating signal in federal data — the register's Active or Likely active status. The rest are listed from their filings alone, which is a gap in the federal record rather than evidence that a plant has closed.