
Total Traffic Volume & Performance in Umatilla County, Oregon
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,286 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 15.6% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 31.7 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. | 44.4 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $75,495 |
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Our data shows 3,286 vehicles per day on the average road in Umatilla County, Oregon, and 2,380,859 vehicle-miles traveled per day (≈869 million per year) across its 664 miles of monitored roads. Freight weighs heavily here: trucks are 15.6% of traffic, against 9.2% across Oregon.
Shorter trips than 80% of counties in Oregon
Umatilla sees 44% lower average daily traffic volume than the state average (3,286 vehicles per day against 5,908), suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. Across the whole network, that travel is about 2.7% of Oregon's statewide total. 54% of counties in Oregon see more traffic than Umatilla's 3,286 vehicles per day.
The average trip takes 31.7 minutes, 7% lower than the state level. Its average travel time of 31.7 minutes is shorter than 80% of counties in Oregon.
The congestion ratio of 10.4% is 37% 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 Umatilla County, Oregon
| Traffic | vehicles per day7,629 |
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| Trucks | 19.7% |
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| Average travel time | 37.6 min |
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| Congestion ratio | 16.7% |
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| Drivers’ average age | 46.3 yrs |
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| Drivers’ average income | $72,918 |
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A little more than half of the driving in Umatilla County, Oregon happens on highways: 68% of all vehicle-miles. The average highway carries 7,629 vehicles per day, 173% more than the average non-highway road in the same area, which carries 2,796 vehicles per day.
Highways make up 34% of the monitored road miles (224 miles, 532 segments), so they carry more than their share: 1,612,734 vehicle-miles traveled per day (≈589 million per year).
By highway travel volume, Umatilla outranks 72% of counties in Oregon.
Higher highway truck share than 84% of counties in Oregon
Highway truck concentration here runs 64% higher than the state average, at 19.7%. Highways here lean toward freight, so highway access is a real asset for logistics operators.
By truck concentration, highways here outrank 84% of counties in Oregon. By raw truck volume, Umatilla carries more highway trucks than 66% of counties in Oregon.

Non-highway Traffic in Umatilla County, Oregon
| Traffic | vehicles per day2,796 |
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| Trucks | 7.0% |
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| Average travel time | 31.1 min |
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| Congestion ratio | 9.7% |
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| Drivers’ average age | 43.7 yrs |
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| Drivers’ average income | $77,486 |
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A significant share of driving in Umatilla County, Oregon, 32% of vehicle-miles, happens on local roads. On the average non-highway road, that comes to 2,796 vehicles per day.
Local roads make up 66% of the monitored road miles (439 miles in 4,717 segments) but carry less than their share of travel: 768,125 vehicle-miles traveled per day (≈280 million per year). The truck share on non-highway roads is 7.0%.
Younger drivers than 83% of counties in Oregon
The concentration of trucks on non-highway roads is 65% lower than on highways.
At 40% lower than the state level, the non-highway congestion ratio of 9.7% signals easier movement on local roads.
Umatilla's average driver income is higher than 66% of counties in Oregon. Umatilla's median driver age is lower than 83% of counties in Oregon.