
Total Traffic Volume & Performance in Sutton County, Texas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day1,676 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 31.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 31.3 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. | 5.0% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 50.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $77,316 |
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A typical monitored road in Sutton County, Texas sees 1,676 vehicles per day, while its 221 miles of monitored roads together handle 669,096 vehicle-miles traveled per day (≈244 million per year). About 1 in 3 vehicles is a truck, well above the 9.8% across Texas - a freight-heavy mix.
Traffic 76% below the Texas average
Sutton sees 76% lower average daily traffic volume than the state average (1,676 vehicles per day against 6,895), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Network-wide, Sutton accounts for less than 0.1% of Texas's statewide total of vehicle-miles. 81% of counties in Texas see more traffic than Sutton's 1,676 vehicles per day.
At 31.3 minutes, the average travel time matches the state level closely. Its average travel time of 31.3 minutes is shorter than 84% of counties in Texas.
At 69% lower than the state level, the 5.0% congestion ratio signals smoother traffic flow - delays are rare enough to plan travel times almost to the minute.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Sutton County, Texas
| Traffic | vehicles per day3,467 |
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| Trucks | 32.1% |
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| Average travel time | 36.5 min |
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| Congestion ratio | 7.0% |
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| Drivers’ average age | 51.4 yrs |
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| Drivers’ average income | $77,466 |
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Highways carry nearly all of the traffic in Sutton County, Texas, 95% of all vehicle-miles. The average highway carries 3,467 vehicles per day, 400% more than the average non-highway road in the same area, which carries 693 vehicles per day.
Highways make up 65% of the monitored road miles (143 miles, 266 segments), so they carry more than their share: 636,516 vehicle-miles traveled per day (≈232 million per year).
52% of counties in Texas move less traffic on their highways.
A major freight corridor
The concentration of trucks on highways (32.1%) is 134% higher than the state average for similar road classifications. That marks Sutton as a major freight corridor, where highway access is what logistics operators compete on.
By truck concentration, highways here outrank 94% of counties in Texas. Sutton's highway truck count is higher than 55% of counties in Texas, at roughly 1,114 trucks per day.

Non-highway Traffic in Sutton County, Texas
| Traffic | vehicles per day693 |
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| Trucks | 11.0% |
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| Average travel time | 28.4 min |
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| Congestion ratio | 3.9% |
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| Drivers’ average age | 47.8 yrs |
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| Drivers’ average income | $76,645 |
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With 5% of vehicle-miles, local roads play a minor role in how Sutton County, Texas travels. On the average non-highway road, that comes to 693 vehicles per day.
Local roads make up 35% of the monitored road miles (78 miles in 485 segments) but carry less than their share of travel: 32,579 vehicle-miles traveled per day (≈11.9 million per year). Trucks make up 11.0% of non-highway traffic, about 1 in 9 vehicles.
Older drivers than 89% of counties in Texas
The concentration of trucks on non-highway roads is 66% lower than on highways.
The non-highway congestion ratio of 3.9% is 76% lower than the state level, suggesting more efficient local mobility than the state average.
Trip origins here have higher average income than 75% of counties in Texas. 89% of counties in Texas have a younger driver population than Sutton.