FMCSA · Safety Measurement System register

California motor carriers

• 316,711Registered carriers
• 887,764Inspections on file
• 18,179Reportable crashes
• 453Fatal crashes
• 140,734Inspections with an out-of-service order
• 34,530Hazardous materials inspections
• 701Hazmat carriers
• 3,821Passenger carriers

The census registers 316,711 motor carriers in California, 701 of them carrying hazardous materials and 3,821 of them carrying passengers. Inspections recorded against carriers here number 887,764, 140,734 of which ended in an out-of-service order, and 18,179 reportable crashes, 453 of them fatal, are on file.

By category

• Controlled Substances/Alcohol 475 · 8 of 51 jurisdictions
• Crash Indicator 18,179 · 2 of 51 jurisdictions
• Driver Fitness 17,809 · 3 of 51 jurisdictions
• Hazardous Materials Compliance 2,806 · 2 of 51 jurisdictions
• Hours-of-Service Compliance 51,810 · 1 of 51 jurisdictions
• Unsafe Driving 51,987 · 3 of 51 jurisdictions
• Vehicle Maintenance 499,099 · 2 of 51 jurisdictions

Carriers by fleet size in California

• 1 power unit 179,215
• 2 to 5 power units 47,583
• 6 to 20 power units 12,515
• 21 to 100 power units 3,436
• 101 to 1,000 power units 508
• 1,000 or more power units 156

Carriers by the work they do

• Interstate 249,676
• Intrastate, hazardous materials 63,337
• Intrastate, non-hazardous 3,698

Towns the carriers are based in

Los Angeles (17,963) · Fresno (8,690) · Bakersfield (8,409) · Sacramento (6,798) · San Diego (6,788) · San Jose (5,126) · Fontana (4,310) · Riverside (4,275) · Stockton (4,015) · Anaheim (3,190) · Ontario (3,170) · Long Beach (3,145) · Oakland (3,082) · Hayward (2,729) · Manteca (2,322) · San Francisco (2,248) · Santa Ana (2,248) · Modesto (2,241) · San Bernardino (2,235) · Moreno Valley (1,964) · Corona (1,944) · Compton (1,904) · Yuba City (1,746) · Pomona (1,711) · Van Nuys (1,709)

Unsafe Driving is the category a broker is most often shown first. Every jurisdiction →

Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.

Counts from FMCSA SMS input files on data.transportation.gov: kjg3-diqy (Motor Carrier Census, 2,122,441 rows), rbkj-cgst (Inspection, 5,834,148), 8mt8-2mdr (Violation, 6,808,260), 4wxs-vbns (Crash, 255,582), p2mt-9ige (Out of Service Orders, 399,600); SoQL aggregates fetched 2026-09-16. A category’s rank is the register’s own count for this jurisdiction set against the same count for the other jurisdictions on the desk, and the town names are the census’s own spelling.