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Traffic | vehicles per day3,926 |
|---|---|
Trucks | 7.8% |
Average travel time | 31.5 min |
Congestion ratio | 11.4% |
Drivers’ average age | 48.1 yrs |
Drivers’ average income | $90,506 |
The average monitored road in Columbia County, Oregon carries 3,926 vehicles per day. Across its 264 miles of monitored roads, that adds up to 979,014 vehicle-miles traveled per day (≈357 million per year). Trucks are a smaller part of the mix than across Oregon: 7.8% against 9.2%.
At 3,926 vehicles per day, the average monitored road in Columbia carries 34% less traffic than the state average of 5,908, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. In total volume terms, its road network carries about 1.1% of Oregon's statewide total of vehicle-miles. By volume, Columbia's 3,926 vehicles per day outpaces 54% of counties in Oregon.
Journey times run 8% lower than the state level, at 31.5 minutes on average. On travel time, Columbia runs shorter than 83% of counties in Oregon.
The congestion ratio of 11.4% is 31% lower, pointing to smoother traffic flow than the state level - fewer delays make delivery windows more reliable.
| Traffic | vehicles per day18,406 |
|---|---|
| Trucks | 8.1% |
| Average travel time | 34.6 min |
| Congestion ratio | 30.5% |
| Drivers’ average age | 47.9 yrs |
| Drivers’ average income | $89,627 |
Highways carry most of the traffic in Columbia County, Oregon: 77% of all vehicle-miles. The average highway carries 18,406 vehicles per day, 1153% more than the average non-highway road in the same area, which carries 1,468 vehicles per day.
Yet highways are only 20% of the road network, 54 miles in 876 segments, so each mile of them is 3.8 times as busy as the average road mile.
The concentration of trucks on highways (8.1%) is 32% lower than the state average for similar road classifications. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Columbia's highway truck share (8.1%) is lower than 78% of counties in Oregon. 50% of counties in Oregon see fewer highway trucks per day than Columbia's roughly 1,496.
| Traffic | vehicles per day1,468 |
|---|---|
| Trucks | 6.5% |
| Average travel time | 31.0 min |
| Congestion ratio | 8.2% |
| Drivers’ average age | 49.0 yrs |
| Drivers’ average income | $92,417 |
Local roads carry a smaller share of travel in Columbia County, Oregon, 23% of vehicle-miles; most driving happens on highways. On the average non-highway road, that comes to 1,468 vehicles per day.
Local roads make up 80% of the monitored road miles (210 miles in 5,161 segments) but carry less than their share of travel: 223,293 vehicle-miles traveled per day (≈81.5 million per year). About 1 in 15 vehicles on non-highway roads is a truck (6.5%).
The concentration of trucks on non-highway roads is 20% lower than on highways.
At 49% lower than the state level, the non-highway congestion ratio of 8.2% signals easier movement on local roads.
Columbia's average driver income is higher than 94% of counties in Oregon. 54% of counties in Oregon have an older driver population than Columbia.
Mobile device location data (anonymized and aggregated)
Road sensor networks and traffic counters
Historical traffic pattern databases
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