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Traffic | vehicles per day5,432 |
|---|---|
Trucks | 10.0% |
Average travel time | 33.8 min |
Congestion ratio | 15.6% |
Drivers’ average age | 46.7 yrs |
Drivers’ average income | $60,405 |
The average monitored road in Sumter County, South Carolina carries 5,432 vehicles per day. Across its 587 miles of monitored roads, that adds up to 2,622,822 vehicle-miles traveled per day (≈957 million per year). Trucks are 10.0% of traffic, close to the 9.5% across South Carolina.
Sumter sees 23% lower average daily traffic volume than the state average (5,432 vehicles per day against 7,040), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Sumter accounts for about 1.8% of South Carolina's statewide total of vehicle-miles. By volume, Sumter's 5,432 vehicles per day outpaces 64% of counties in South Carolina.
The average trip takes 33.8 minutes, on par with the state level. 51% of counties in South Carolina have a shorter average travel time than Sumter's 33.8 minutes.
Congestion is somewhat lower than the state level, at a ratio of 15.6% (14% lower) - crucial for traffic control improvement and logistics planning.
| Traffic | vehicles per day11,946 |
|---|---|
| Trucks | 14.3% |
| Average travel time | 36.1 min |
| Congestion ratio | 23.9% |
| Drivers’ average age | 46.8 yrs |
| Drivers’ average income | $61,750 |
Highways carry about half of all travel in Sumter County, South Carolina, 50% of vehicle-miles. The average highway carries 11,946 vehicles per day, 178% more than the average non-highway road in the same area, which carries 4,304 vehicles per day.
Highways make up 23% of the monitored road miles (136 miles, 1,133 segments), so they carry more than their share: 1,315,229 vehicle-miles traveled per day (≈480 million per year).
That is more highway travel volume than 55% of counties in South Carolina.
The concentration of trucks on highways (14.3%) is in line with the state average for similar road classifications. The highway traffic mix is typical for South Carolina: neither freight- nor commuter-dominated.
50% of counties in South Carolina see a lower highway truck share than Sumter's 14.3%. Sumter's highway truck count is lower than 62% of counties in South Carolina, at roughly 1,713 trucks per day.
| Traffic | vehicles per day4,304 |
|---|---|
| Trucks | 5.6% |
| Average travel time | 33.4 min |
| Congestion ratio | 14.2% |
| Drivers’ average age | 46.5 yrs |
| Drivers’ average income | $59,632 |
Local roads carry about half of all travel in Sumter County, South Carolina, 50% of vehicle-miles. The average non-highway road carries 4,304 vehicles per day.
Local roads make up 77% of the monitored road miles (451 miles in 6,547 segments) but carry less than their share of travel: 1,307,594 vehicle-miles traveled per day (≈477 million per year). About 1 in 18 vehicles on non-highway roads is a truck (5.6%).
Compared to highways, non-highway routes see 61% fewer trucks by share.
Non-highway congestion (14.2%) runs 16% lower than the state average, pointing to smoother local traffic flow.
Trip origins here have lower average income than 64% of counties in South Carolina. The driver population here skews younger than 72% of counties in South Carolina.
Mobile device location data (anonymized and aggregated)
Road sensor networks and traffic counters
Historical traffic pattern databases
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