
Total Traffic Volume & Performance in Canyon County, Idaho
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,466 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 35.5 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. | 18.8% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 43.0 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $75,843 |
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Our data shows 6,466 vehicles per day on the average road in Canyon County, Idaho, and 4,736,861 vehicle-miles traveled per day (≈1.7 billion per year) across its 746 miles of monitored roads. About 1 in 14 vehicles is a truck, fewer than the 1 in 10 across Idaho.
Busier roads than 93% of counties in Idaho
Canyon's average daily traffic volume is 13% higher than the state average - 6,466 vehicles per day against 5,734 - a factor worth weighing in site selection and logistics planning. Across the whole network, that travel is about 10% of Idaho's statewide total. Canyon carries more traffic than 93% of counties in Idaho.
Journey times here (35.5 minutes on average) closely track the state level. 72% of counties in Idaho have a shorter average travel time than Canyon's 35.5 minutes.
At 18% higher than the state level, the 18.8% congestion ratio signals more pronounced congestion - relevant for traffic control and delivery planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Canyon County, Idaho
| Traffic | vehicles per day14,395 |
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| Trucks | 10.2% |
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| Average travel time | 36.2 min |
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| Congestion ratio | 43.6% |
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| Drivers’ average age | 43.4 yrs |
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| Drivers’ average income | $75,431 |
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Highways carry a significant share of travel in Canyon County, Idaho: 37% of all vehicle-miles. The average highway carries 14,395 vehicles per day, 135% more than the average non-highway road in the same area, which carries 6,114 vehicles per day.
Yet highways are only 11% of the road network, 79 miles in 754 segments, so each mile of them is 3.5 times as busy as the average road mile.
No more than 2 other counties in Idaho move more traffic on their highways.
More highway trucks than 94% of counties in Idaho
At 10.2%, highway truck share is 27% lower than the state average. Trucks are a small share of a very large highway flow, so Canyon still moves heavy freight volumes alongside its passenger traffic.
By truck concentration, highways here trail 63% of counties in Idaho. 94% of counties in Idaho see fewer highway trucks per day than Canyon's roughly 1,475.

Non-highway Traffic in Canyon County, Idaho
| Traffic | vehicles per day6,114 |
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| Trucks | 5.5% |
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| Average travel time | 35.5 min |
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| Congestion ratio | 17.7% |
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| Drivers’ average age | 42.9 yrs |
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| Drivers’ average income | $76,064 |
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A little more than half of the driving in Canyon County, Idaho happens on local roads: 63% of all vehicle-miles. The average non-highway road carries 6,114 vehicles per day.
Spread over 667 miles and 16,948 segments, 89% of the road network, local roads carry a lighter load per mile: 2,984,057 vehicle-miles traveled per day (≈1.1 billion per year). About 1 in 18 vehicles on non-highway roads is a truck (5.5%).
Younger drivers than 81% of counties in Idaho
Compared to highways, non-highway routes see 47% fewer trucks by share.
Non-highway congestion (17.7%) runs slightly higher than the state level (8% higher).
Trip origins here have higher average income than 79% of counties in Idaho. Canyon's median driver age is lower than 81% of counties in Idaho.