
Total Traffic Volume & Performance in Clay County, Texas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,280 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 18.6% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.3 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. | 6.5% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 47.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $74,543 |
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The average monitored road in Clay County, Texas carries 2,280 vehicles per day. Across its 323 miles of monitored roads, that adds up to 864,054 vehicle-miles traveled per day (≈315 million per year). Freight weighs heavily here: trucks are 18.6% of traffic, against 9.8% across Texas.
Traffic 67% below the Texas average
Clay sees 67% lower average daily traffic volume than the state average (2,280 vehicles per day against 6,895), suggesting less demand on each road - quiet roads that suit freight movement more than drive-by retail. Across the whole network, that travel is about 0.1% of Texas's statewide total. By volume, Clay's 2,280 vehicles per day trails 66% of counties in Texas.
Journey times run 5% higher than the state level, at 34.3 minutes on average. Its average travel time of 34.3 minutes is shorter than 53% of counties in Texas.
The congestion ratio of 6.5% is 60% 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 Clay County, Texas
| Traffic | vehicles per day7,976 |
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| Trucks | 21.0% |
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| Average travel time | 49.0 min |
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| Congestion ratio | 16.0% |
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| Drivers’ average age | 47.2 yrs |
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| Drivers’ average income | $71,595 |
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The vast majority of driving in Clay County, Texas happens on highways: 81% of all vehicle-miles. The average highway carries 7,976 vehicles per day, 898% more than the average non-highway road in the same area, which carries 799 vehicles per day.
That comes from just 25% of the monitored road miles: 82 miles in 330 segments, carrying 697,344 vehicle-miles traveled per day (≈255 million per year).
By highway travel volume, Clay outranks 58% of counties in Texas.
A major freight corridor
The concentration of trucks on highways (21.0%) is 53% higher than the state average for similar road classifications. That marks Clay as a major freight corridor, where highway access is what logistics operators compete on.
Clay's highway truck share (21.0%) is higher than 75% of counties in Texas. By raw truck volume, Clay carries more highway trucks than 64% of counties in Texas.

Non-highway Traffic in Clay County, Texas
| Traffic | vehicles per day799 |
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| Trucks | 8.2% |
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| Average travel time | 30.5 min |
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| Congestion ratio | 4.1% |
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| Drivers’ average age | 48.9 yrs |
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| Drivers’ average income | $80,199 |
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At 19% of vehicle-miles, local roads carry a smaller share of the traffic in Clay County, Texas than highways. On the average non-highway road, that comes to 799 vehicles per day.
Local roads make up 75% of the monitored road miles (242 miles in 1,269 segments) but carry less than their share of travel: 166,710 vehicle-miles traveled per day (≈60.8 million per year). The truck share on non-highway roads is 8.2%.
Local congestion 74% below the Texas average
Compared to highways, non-highway routes see 61% fewer trucks by share.
Non-highway congestion (4.1%) runs 74% lower than the state average, pointing to smoother local traffic flow.
Clay's average driver income is higher than 67% of counties in Texas. Clay's median driver age is higher than 65% of counties in Texas.