
Total Traffic Volume & Performance in Sampson County, North Carolina
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,438 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.0% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.8 min |
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Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 11.2% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.3 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $58,779 |
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A typical monitored road in Sampson County, North Carolina sees 3,438 vehicles per day, while its 625 miles of monitored roads together handle 2,164,928 vehicle-miles traveled per day (≈790 million per year). Trucks are 10.0% of traffic, close to the 8.7% across North Carolina.
Longer trips than 73% of counties in North Carolina
Sampson's average daily traffic volume is 46% lower than the state average - 3,438 vehicles per day against 6,332 - suggesting less traffic load per road - less drive-by exposure for retail, but easier access for deliveries. Network-wide, Sampson accounts for about 0.8% of North Carolina's statewide total of vehicle-miles. By volume, Sampson's 3,438 vehicles per day trails 72% of counties in North Carolina.
Journey times here (33.8 minutes on average) closely track the state level. 73% of counties in North Carolina have a shorter average travel time than Sampson's 33.8 minutes.
Congestion runs 40% lower than the state level, at a ratio of 11.2%, which means smoother traffic flow - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Sampson County, North Carolina
| Traffic | vehicles per day5,589 |
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| Trucks | 12.6% |
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| Average travel time | 39.4 min |
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| Congestion ratio | 13.3% |
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| Drivers’ average age | 48.0 yrs |
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| Drivers’ average income | $59,335 |
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Highways carry more than half of all travel in Sampson County, North Carolina (56% of vehicle-miles). The average highway carries 5,589 vehicles per day, 92% more than the average non-highway road in the same area, which carries 2,912 vehicles per day.
With 28% of the road miles (177 miles in 1,185 segments), highways punch above their length, carrying 1,216,628 vehicle-miles traveled per day (≈444 million per year).
That is more highway travel volume than 67% of counties in North Carolina.
Fewer highway trucks than 69% of counties in North Carolina
Highway truck concentration here (12.6%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for North Carolina: neither freight- nor commuter-dominated.
55% of counties in North Carolina see a lower highway truck share than Sampson's 12.6%. 69% of counties in North Carolina see more highway trucks per day than Sampson's roughly 701.

Non-highway Traffic in Sampson County, North Carolina
| Traffic | vehicles per day2,912 |
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| Trucks | 6.7% |
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| Average travel time | 32.5 min |
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| Congestion ratio | 10.6% |
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| Drivers’ average age | 48.6 yrs |
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| Drivers’ average income | $58,418 |
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Local roads carry a significant share of travel in Sampson County, North Carolina: 44% of all vehicle-miles. The average non-highway road carries 2,912 vehicles per day.
Local roads make up 72% of the monitored road miles (448 miles in 4,848 segments) but carry less than their share of travel: 948,299 vehicle-miles traveled per day (≈346 million per year). About 1 in 15 vehicles on non-highway roads is a truck (6.7%).
Drivers from lower-income areas than 73% of counties in North Carolina
The concentration of trucks on non-highway roads is 47% lower than on highways.
Non-highway congestion (10.6%) runs 40% lower than the state average, pointing to smoother local traffic flow.
Trip origins here have lower average income than 73% of counties in North Carolina. 64% of counties in North Carolina have an older driver population than Sampson.