
Total Traffic Volume & Performance in Grand County, Utah
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day8,716 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 16.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 27.5 min |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 46.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $77,435 |
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The average monitored road in Grand County, Utah carries 8,716 vehicles per day. Across its 312 miles of monitored roads, that adds up to 1,298,207 vehicle-miles traveled per day (≈474 million per year). Freight weighs heavily here: trucks are 16.2% of traffic, against 8.9% across Utah.
Shorter trips than 96% of counties in Utah
At 8,716 vehicles per day, the average road in Grand carries somewhat less traffic than the state average of 10,198 (15% less) - a factor worth weighing in site selection and logistics planning. Network-wide, Grand accounts for about 1.5% of Utah's statewide total of vehicle-miles. By volume, Grand's 8,716 vehicles per day outpaces 79% of counties in Utah.
At 27.5 minutes, the average travel time is 14% lower than the state level. Its average travel time of 27.5 minutes is shorter than 96% of counties in Utah.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Grand County, Utah
| Traffic | vehicles per day18,283 |
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| Trucks | 17.8% |
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| Average travel time | 24.3 min |
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| Drivers’ average age | 46.8 yrs |
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| Drivers’ average income | $77,057 |
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Highways carry the vast majority of travel in Grand County, Utah, 86% of all vehicle-miles. The average highway carries 18,283 vehicles per day, 718% more than the average non-highway road in the same area, which carries 2,234 vehicles per day.
Highways make up 60% of the monitored road miles (186 miles, 559 segments), so they carry more than their share: 1,110,856 vehicle-miles traveled per day (≈405 million per year).
That is more highway travel volume than 54% of counties in Utah.
Freight-heavy highways
At 17.8%, highway truck share is 44% higher than the state average. Highways here lean toward freight, so highway access is a real asset for logistics operators.
By truck concentration, highways here outrank 58% of counties in Utah. By raw truck volume, Grand carries fewer highway trucks than 58% of counties in Utah.

Non-highway Traffic in Grand County, Utah
| Traffic | vehicles per day2,234 |
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| Trucks | 6.8% |
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| Average travel time | 29.7 min |
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| Drivers’ average age | 46.4 yrs |
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| Drivers’ average income | $78,771 |
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Only a small share of travel in Grand County, Utah happens on local roads: 14% of vehicle-miles. A typical local road sees 2,234 vehicles per day.
Local roads make up 40% of the monitored road miles (126 miles in 825 segments) but carry less than their share of travel: 187,351 vehicle-miles traveled per day (≈68.4 million per year). Trucks make up 6.8% of non-highway traffic, about 1 in 15 vehicles.
Older drivers than 73% of counties in Utah
The concentration of trucks on non-highway roads is 62% lower than on highways.
50% of counties in Utah see lower average driver income among trip origins than Grand. The driver population here skews older than 73% of counties in Utah.