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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
Map of United States manufacturing facilities

Plants in this industry27,897 FACILITIES

FacilityCityStateEmployeesStatus
Lemoyne SiteAxisAL20–99 ACTIVE
Lexmark International, INC.LexingtonKY— ACTIVE
Lgc Clinical Diagnostics INCMilfordMA100–499 ACTIVE
Life Technologies CorporationCarlsbadCA— ACTIVE
Life Technologies CorporationDetroitMI20–99 ACTIVE
Lignotech Florida LLCFernandina BeachFL20–99 ACTIVE
Lincolnland Agri-energy LLCPalestineIL20–99 ACTIVE
Lincolnway Energy LLCNevadaIA20–99 ACTIVE
Lin-zhi International, INC.Santa ClaraCA— ACTIVE
Liochem INCConyersGA100–499 ACTIVE
Little Sioux Corn Processors, LLCMarcusIA20–99 ACTIVE
Lomont Molding IncorporatedMount PleasantIA100–499 ACTIVE
Lone Star Specialty Products, LLCLone StarTX— ACTIVE
Lonza Walkersville, INC.WalkersvilleMD500+ ACTIVE
Louisiana Integrated Polyethylene Jv LLCWestlakeLA100–499 ACTIVE
Lpi, INC.Eau ClaireWI20–99 ACTIVE
Lsb Chemical LLCEl DoradoAR100–499 ACTIVE
Lubrizol Advanced Materials, INC.GastoniaNC20–99 ACTIVE
Lubrizol Advanced Materials INC Bowling GreenBowling GreenOH20–99 ACTIVE
Lucite InternationalMemphisTN20–99 ACTIVE
Lx Hausys America, INC.AdairsvilleGA100–499 ACTIVE
Lycus LTD.El DoradoAR20–99 ACTIVE
Lymtal International INCLake OrionMI— ACTIVE
Lynx Chemical Group, Smyrna PlantSmyrnaGA20–99 ACTIVE
Lyondell Chemical - Bayport PlantPasadenaTX100–499 ACTIVE
Lyondell Chemical ChannelviewChannelviewTX500+ ACTIVE
Macdermid Enthone INC.West HavenCT100–499 ACTIVE
Madison Chemical CO INCMadisonIN100–499 ACTIVE
Magni Industries INCIndependenceKY20–99 ACTIVE
Maine Molecular Quality Controls INCSacoME20–99 ACTIVE
Malco Products INCBarbertonOH100–499 ACTIVE
Mallard Creek Polymers, LLCCharlotteNC20–99 ACTIVE
Mallinckrodt - Raleigh Pharmaceutical PlantRaleighNC100–499 ACTIVE
Mannkind CorporationDanburyCT100–499 ACTIVE
Mason CORPScherervilleIN20–99 ACTIVE
Master Bond INCHackensackNJ20–99 ACTIVE
Mast Technologies, LLCSan DiegoCA1–19 ACTIVE
Materion Advanced Chemicals INCMilwaukeeWI— ACTIVE
Maverick Molding CO.Blue AshOH— ACTIVE
Mcgean-rohco INCClevelandOH— ACTIVE
Mcgean-rohco, INCLivoniaMI— ACTIVE
Mechanical Rubber Products Company, INC.WarwickNY20–99 ACTIVE
Medical Products Laboratories, INC.PhiladelphiaPA100–499 ACTIVE
Medtronic MinimedNorthridgeCA500+ ACTIVE
Meridian Bioscience INCCincinnatiOH20–99 ACTIVE
Meridian Life Science INCMemphisTN100–499 ACTIVE
Mesa Fully Formed, L.l.c.MesaAZ— ACTIVE
Mexichem - Specialty Resins INCPedricktownNJ1–19 ACTIVE
Mfg Chemical LLCDaltonGA— ACTIVE
Micro-typing Systems INCPompano BeachFL20–99 ACTIVE

Search all 27,897 facilities

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.