
Total Traffic Volume & Performance in Brazos County, Texas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day7,472 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.3% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.2 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. | 19.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 33.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $70,748 |
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A typical monitored road in Brazos County, Texas sees 7,472 vehicles per day, while its 642 miles of monitored roads together handle 4,804,379 vehicle-miles traveled per day (≈1.8 billion per year). About 1 in 14 vehicles is a truck, fewer than the 1 in 10 across Texas.
Busier roads than 92% of counties in Texas
Brazos's average daily traffic volume is 8% higher than the state average - 7,472 vehicles per day against 6,895. Network-wide, Brazos accounts for about 0.7% of Texas's statewide total of vehicle-miles. Brazos carries more traffic than 92% of counties in Texas.
Journey times here (34.2 minutes on average) closely track the state level. On travel time, Brazos runs shorter than 55% of counties in Texas.
The congestion ratio of 19.3% is 18% higher, pointing to more pronounced congestion than the state level - crucial for traffic control improvement and logistics planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Brazos County, Texas
| Traffic | vehicles per day15,196 |
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| Trucks | 10.6% |
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| Average travel time | 38.4 min |
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| Congestion ratio | 28.8% |
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| Drivers’ average age | 35.4 yrs |
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| Drivers’ average income | $73,755 |
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Highways carry about half of all travel in Brazos County, Texas, 46% of vehicle-miles. The average highway carries 15,196 vehicles per day, 126% more than the average non-highway road in the same area, which carries 6,716 vehicles per day.
Highways make up 24% of the monitored road miles (152 miles, 850 segments), so they carry more than their share: 2,194,198 vehicle-miles traveled per day (≈801 million per year).
That is more highway travel volume than 88% of counties in Texas.
Lower highway truck share than 87% of counties in Texas
Highway truck concentration here runs 23% lower than the state average, at 10.6%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
87% of counties in Texas see a higher highway truck share than Brazos's 10.6%. Brazos's highway truck count is higher than 56% of counties in Texas, at roughly 1,615 trucks per day.

Non-highway Traffic in Brazos County, Texas
| Traffic | vehicles per day6,716 |
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| Trucks | 4.5% |
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| Average travel time | 33.8 min |
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| Congestion ratio | 18.4% |
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| Drivers’ average age | 32.4 yrs |
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| Drivers’ average income | $69,145 |
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Local roads carry about half of all travel in Brazos County, Texas, 54% of vehicle-miles. A typical local road sees 6,716 vehicles per day.
Local roads make up 76% of the monitored road miles (490 miles in 8,686 segments) but carry less than their share of travel: 2,610,181 vehicle-miles traveled per day (≈953 million per year). The truck share on non-highway roads is 4.5%.
The youngest drivers of any county in Texas
Compared to highways, non-highway routes see 58% fewer trucks by share.
Non-highway congestion (18.4%) runs slightly higher than the state level (15% higher).
56% of counties in Texas see lower average driver income among trip origins than Brazos. Drivers here also skew toward the lowest median age in Texas, at 33 years.