
Total Traffic Volume & Performance in Delta County, Colorado
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,681 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.7% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 36.8 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. | 10.4% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 53.4 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $59,188 |
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The average monitored road in Delta County, Colorado carries 3,681 vehicles per day. Across its 198 miles of monitored roads, that adds up to 618,453 vehicle-miles traveled per day (≈226 million per year). Trucks are 7.7% of traffic, close to the 8.4% across Colorado.
Traffic 45% below the Colorado average
Delta's average daily traffic volume is 45% lower than the state average - 3,681 vehicles per day against 6,752 - suggesting less traffic load per road - less drive-by exposure for retail, but easier access for deliveries. Across the whole network, that travel is about 0.5% of Colorado's statewide total. 59% of counties in Colorado see less traffic than Delta's 3,681 vehicles per day.
At 36.8 minutes, the average travel time is 11% higher than the state level. Its average travel time of 36.8 minutes is longer than 62% of counties in Colorado.
The congestion ratio of 10.4% is 34% lower, pointing to smoother traffic flow than the state level - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Delta County, Colorado
| Traffic | vehicles per day5,994 |
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| Trucks | 8.6% |
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| Average travel time | 42.5 min |
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| Congestion ratio | 10.4% |
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| Drivers’ average age | 52.1 yrs |
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| Drivers’ average income | $60,028 |
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A significant share of driving in Delta County, Colorado, 36% of vehicle-miles, happens on highways. The average highway carries 5,994 vehicles per day, 82% more than the average non-highway road in the same area, which carries 3,300 vehicles per day.
Highways make up 24% of the monitored road miles (49 miles, 268 segments), so they carry more than their share: 223,441 vehicle-miles traveled per day (≈81.6 million per year).
Fewer highway trucks than 89% of counties in Colorado
Highway truck concentration here runs 24% lower than the state average, at 8.6%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Delta's highway truck share (8.6%) is lower than 77% of counties in Colorado. By raw truck volume, Delta carries fewer highway trucks than 89% of counties in Colorado.

Non-highway Traffic in Delta County, Colorado
| Traffic | vehicles per day3,300 |
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| Trucks | 7.2% |
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| Average travel time | 35.9 min |
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| Congestion ratio | 10.4% |
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| Drivers’ average age | 54.6 yrs |
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| Drivers’ average income | $58,806 |
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A little more than half of the driving in Delta County, Colorado happens on local roads: 64% of all vehicle-miles. A typical local road sees 3,300 vehicles per day.
Local roads also make up about 76% of the monitored road miles: 150 miles in 1,623 segments, together carrying 395,012 vehicle-miles traveled per day (≈144 million per year). Trucks make up 7.2% of non-highway traffic, about 1 in 14 vehicles.
Drivers from lower-income areas than 84% of counties in Colorado
The concentration of trucks on non-highway roads is 16% lower than on highways.
The non-highway congestion ratio of 10.4% is 31% lower than the state level, suggesting more efficient local mobility than the state average.
84% of counties in Colorado see higher average driver income among trip origins than Delta. Delta's median driver age is higher than 83% of counties in Colorado.