FMCSA · Safety Measurement System register

Maine motor carriers

• 13,956Registered carriers
• 29,460Inspections on file
• 1,421Reportable crashes
• 44Fatal crashes
• 4,803Inspections with an out-of-service order
• 2,388Hazardous materials inspections
• 62Hazmat carriers
• 170Passenger carriers

The census registers 13,956 motor carriers in Maine, 62 of them carrying hazardous materials and 170 of them carrying passengers. Inspections recorded against carriers here number 29,460, 4,803 of which ended in an out-of-service order, and 1,421 reportable crashes, 44 of them fatal, are on file.

By category

• Controlled Substances/Alcohol 149 · 35 of 51 jurisdictions
• Crash Indicator 1,421 · 40 of 51 jurisdictions
• Driver Fitness 1,151 · 45 of 51 jurisdictions
• Hazardous Materials Compliance 136 · 44 of 51 jurisdictions
• Hours-of-Service Compliance 3,125 · 41 of 51 jurisdictions
• Unsafe Driving 1,505 · 46 of 51 jurisdictions
• Vehicle Maintenance 15,176 · 44 of 51 jurisdictions

Carriers by fleet size in Maine

• 1 power unit 7,693
• 2 to 5 power units 4,769
• 6 to 20 power units 1,151
• 21 to 100 power units 185
• 101 to 1,000 power units 24
• 1,000 or more power units 5

Carriers by the work they do

• Interstate 11,116
• Intrastate, hazardous materials 2,372
• Intrastate, non-hazardous 468

Towns the carriers are based in

Portland (256) · Scarborough (180) · Saco (159) · Bangor (156) · Windham (152) · Lewiston (150) · Auburn (137) · Biddeford (136) · Augusta (135) · Caribou (128) · Presque Isle (117) · Gorham (116) · Hermon (110) · Fort Kent (109) · Sanford (108) · Westbrook (106) · Wells (105) · Buxton (99) · Ellsworth (97) · York (91) · Skowhegan (87) · Houlton (86) · South Portland (84) · Lincoln (83) · Turner (81)

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.