
Total Traffic Volume & Performance in Terry County, Texas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,931 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 37.0 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. | 7.2% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 42.1 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $75,438 |
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A typical monitored road in Terry County, Texas sees 2,931 vehicles per day, while its 259 miles of monitored roads together handle 592,275 vehicle-miles traveled per day (≈216 million per year). At 12.1%, the truck share runs above the 9.8% across Texas: about 1 in 8 vehicles.
Traffic 57% below the Texas average
At 2,931 vehicles per day, the average monitored road in Terry carries 57% less traffic than the state average of 6,895, suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Network-wide, Terry accounts for less than 0.1% of Texas's statewide total of vehicle-miles. By volume, Terry's 2,931 vehicles per day trails 51% of counties in Texas.
The average trip takes 37.0 minutes, 13% higher than the state level. Its average travel time of 37.0 minutes is longer than 67% of counties in Texas.
The congestion ratio of 7.2% is 56% lower, pointing to smoother traffic flow than the state level - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Terry County, Texas
| Traffic | vehicles per day8,982 |
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| Trucks | 13.1% |
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| Average travel time | 47.8 min |
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| Congestion ratio | 15.0% |
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| Drivers’ average age | 42.1 yrs |
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| Drivers’ average income | $77,352 |
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Highways carry more than half of all travel in Terry County, Texas (64% of vehicle-miles). The average highway carries 8,982 vehicles per day, 478% more than the average non-highway road in the same area, which carries 1,554 vehicles per day.
With 28% of the road miles (72 miles in 333 segments), highways punch above their length, carrying 377,842 vehicle-miles traveled per day (≈138 million per year).
Fewer highway trucks than 69% of counties in Texas
The concentration of trucks on highways (13.1%) is in line with the state average for similar road classifications. The highway traffic mix is typical for Texas: neither freight- nor commuter-dominated.
Terry's highway truck share (13.1%) is lower than 64% of counties in Texas. By raw truck volume, Terry carries fewer highway trucks than 69% of counties in Texas.

Non-highway Traffic in Terry County, Texas
| Traffic | vehicles per day1,554 |
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| Trucks | 10.3% |
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| Average travel time | 34.5 min |
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| Congestion ratio | 5.4% |
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| Drivers’ average age | 43.2 yrs |
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| Drivers’ average income | $69,633 |
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Local roads carry a significant share of travel in Terry County, Texas: 36% of all vehicle-miles. The average non-highway road carries 1,554 vehicles per day.
Local roads make up 72% of the monitored road miles (187 miles in 1,463 segments) but carry less than their share of travel: 214,433 vehicle-miles traveled per day (≈78.3 million per year). Trucks make up 10.3% of non-highway traffic, about 1 in 10 vehicles.
Local congestion 66% below the Texas average
Non-highway roads carry a truck concentration that's 22% lower than the highway network.
At 66% lower than the state level, the non-highway congestion ratio of 5.4% signals easier movement on local roads.
Trip origins here have higher average income than 69% of counties in Texas. 82% of counties in Texas have an older driver population than Terry.