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City Statistics

Active Trucking Companies
in Duncan, SC

85 active carriers, brokers & freight companies. Located in Spartanburg County.

Duncan, SC FMCSA data • updated weekly 0.50% of South Carolina
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85
Active Trucking Companies
0.50% of all active carriers in South Carolina
21
New FMCSA Registrations (24 Mo.)
Avg 0.9 new companies per month (+11.1% YoY)
1
Median Fleet Size
Power units at the midpoint of all reporting companies
60.3%
Owner-Operator Rate
vs. 69.2% statewide in South Carolina
New FMCSA Registrations
123 May '94May '02Jun '10Jul '18Jul '26
83
Total
0.2
Avg / month
3
Best: Jan 2021
0
Lowest: Jun 1994
Company Size Distribution
78
Reporting
Fleets
1 Power Unit 47 60.3%
2–5 Units 19 24.4%
6–20 Units 7 9.0%
21–100 Units 4 5.1%
101+ Units 1 1.3%

Based on total power units reported to FMCSA. Median: 1 unit(s).

Company Age Distribution
7.9
Avg age
(years)
0–2 Years 25 30.1%
3–5 Years 24 28.9%
6–10 Years 8 9.6%
11–20 Years 19 22.9%
20+ Years 7 8.4%

Based on FMCSA registration date. Average age: 7.9 years.

Company Authority Types
Carrier 83 97.6%
Broker 7 8.2%
Freight Forwarder 2 2.4%
Intermodal Equipment Provider 2 2.4%
Shipper 2 2.4%

A company may hold multiple authority types simultaneously.

Top 10 Cargo Types
# Cargo Type Companies % of City
1 General Freight 70 82.4%
2 Paper Products 15 17.6%
3 Building Materials 13 15.3%
4 Other 13 15.3%
5 Motor Vehicles 11 12.9%
6 Beverages 11 12.9%
7 Refrigerated Food 8 9.4%
8 Dry Bulk Commodities 8 9.4%
9 Machinery & Large Objects 7 8.2%
10 Intermodal Containers 5 5.9%
Largest Fleets in Duncan
# Company Fleet
1 QUALITY LOGISTICS INC 183
2 STANDARD HAULING LLC 89
3 WHITE HOLDINGS TRUCKING LLC 52
4 PLUMLEY TRUCKING INC 40
5 CENTURY CONCRETE OF THE CAROLINAS 23
6 DAVIS TOWING LLC 18
7 DMX TRANSPORTATION INC 15
8 BEST FLEET INC 15
9 RP EXPEDITING LLC 15
10 RAPID SERVICE INC 12

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Data source: U.S. Federal Motor Carrier Safety Administration (FMCSA) — active carrier registrations. Last updated: July 1, 2026. Active status reflects carriers with FMCSA status code "A" at the time of data collection.