FMCSA · Safety Measurement System register

South Dakota motor carriers

• 6,105Registered carriers
• 59,751Inspections on file
• 758Reportable crashes
• 35Fatal crashes
• 8,103Inspections with an out-of-service order
• 1,500Hazardous materials inspections
• 39Hazmat carriers
• 40Passenger carriers

The census registers 6,105 motor carriers in South Dakota, 39 of them carrying hazardous materials and 40 of them carrying passengers. Inspections recorded against carriers here number 59,751, 8,103 of which ended in an out-of-service order, and 758 reportable crashes, 35 of them fatal, are on file.

By category

• Controlled Substances/Alcohol 127 · 38 of 51 jurisdictions
• Crash Indicator 758 · 45 of 51 jurisdictions
• Driver Fitness 1,559 · 43 of 51 jurisdictions
• Hazardous Materials Compliance 201 · 38 of 51 jurisdictions
• Hours-of-Service Compliance 7,155 · 29 of 51 jurisdictions
• Unsafe Driving 1,565 · 45 of 51 jurisdictions
• Vehicle Maintenance 21,542 · 40 of 51 jurisdictions

Carriers by fleet size in South Dakota

• 1 power unit 2,796
• 2 to 5 power units 2,318
• 6 to 20 power units 667
• 21 to 100 power units 173
• 101 to 1,000 power units 24
• 1,000 or more power units 1

Carriers by the work they do

• Interstate 1,739
• Intrastate, hazardous materials 4,274
• Intrastate, non-hazardous 92

Towns the carriers are based in

Sioux Falls (801) · Rapid City (289) · Watertown (139) · Aberdeen (135) · Yankton (122) · Mitchell (102) · Spearfish (86) · Belle Fourche (81) · Brandon (77) · Huron (71) · Brookings (69) · Beresford (68) · Dell Rapids (68) · Tea (67) · Flandreau (66) · Sturgis (59) · Vermillion (58) · Canton (54) · Winner (53) · Harrisburg (51) · Madison (51) · Hartford (48) · Britton (47) · Pierre (47) · Milbank (45)

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.