
Total Traffic Volume & Performance in Mills County, Texas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day1,781 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 13.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 40.0 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. | 5.5% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 52.1 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $67,998 |
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A typical monitored road in Mills County, Texas sees 1,781 vehicles per day, while its 167 miles of monitored roads together handle 241,392 vehicle-miles traveled per day (≈88.1 million per year). At 13.1%, the truck share runs above the 9.8% across Texas: about 1 in 8 vehicles.
Traffic 74% below the Texas average
At 1,781 vehicles per day, the average monitored road in Mills carries 74% less traffic than the state average of 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 less than 0.1% of Texas's statewide total. 79% of counties in Texas see more traffic than Mills's 1,781 vehicles per day.
At 40.0 minutes, the average travel time is 23% higher than the state level. On travel time, Mills runs longer than 77% of counties in Texas.
Congestion runs 66% lower than the state level, at a ratio of 5.5%, which means smoother traffic flow - delays are rare enough to plan travel times almost to the minute.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Mills County, Texas
| Traffic | vehicles per day3,720 |
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| Trucks | 14.3% |
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| Average travel time | 47.7 min |
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| Congestion ratio | 7.7% |
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| Drivers’ average age | 51.6 yrs |
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| Drivers’ average income | $67,022 |
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A little more than half of the driving in Mills County, Texas happens on highways: 70% of all vehicle-miles. The average highway carries 3,720 vehicles per day, 380% more than the average non-highway road in the same area, which carries 774 vehicles per day.
Highways make up 30% of the monitored road miles (49 miles, 337 segments), so they carry more than their share: 168,252 vehicle-miles traveled per day (≈61.4 million per year).
Fewer highway trucks than 85% of counties in Texas
Highway truck concentration here (14.3%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for Texas: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 57% of counties in Texas. Mills's highway truck count is lower than 85% of counties in Texas, at roughly 530 trucks per day.

Non-highway Traffic in Mills County, Texas
| Traffic | vehicles per day774 |
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| Trucks | 10.3% |
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| Average travel time | 36.1 min |
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| Congestion ratio | 4.3% |
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| Drivers’ average age | 55.3 yrs |
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| Drivers’ average income | $69,506 |
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Local roads carry a significant share of travel in Mills County, Texas: 30% of all vehicle-miles. On the average non-highway road, that comes to 774 vehicles per day.
Spread over 117 miles and 649 segments, 70% of the road network, local roads carry a lighter load per mile: 73,140 vehicle-miles traveled per day (≈26.7 million per year). Trucks make up 10.3% of non-highway traffic, about 1 in 10 vehicles.
Older drivers than 94% of counties in Texas
Non-highway roads carry a truck concentration that's 28% lower than the highway network.
At 73% lower than the state level, the non-highway congestion ratio of 4.3% signals easier movement on local roads.
Mills's average driver income is lower than 55% of counties in Texas. 94% of counties in Texas have a younger driver population than Mills.