
Total Traffic Volume & Performance in Bonner County, Idaho
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,270 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.3% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.4 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. | 10.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 52.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $67,939 |
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Our data shows 4,270 vehicles per day on the average road in Bonner County, Idaho, and 1,027,083 vehicle-miles traveled per day (≈375 million per year) across its 306 miles of monitored roads. About 1 in 14 vehicles is a truck, fewer than the 1 in 10 across Idaho.
Busier roads than 72% of counties in Idaho
At 4,270 vehicles per day, the average monitored road in Bonner carries 26% less traffic than the state average of 5,734, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Across the whole network, that travel is about 2.3% of Idaho's statewide total. Bonner carries more traffic than 72% of counties in Idaho.
The average trip takes 33.4 minutes, on par with the state level. On travel time, Bonner runs shorter than 51% of counties in Idaho.
The congestion ratio of 10.3% is 35% lower, pointing to smoother traffic flow than the state level - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Bonner County, Idaho
| Traffic | vehicles per day11,738 |
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| Trucks | 8.2% |
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| Average travel time | 39.1 min |
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| Congestion ratio | 14.2% |
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| Drivers’ average age | 51.4 yrs |
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| Drivers’ average income | $69,890 |
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Highways carry about half of all travel in Bonner County, Idaho, 49% of vehicle-miles. The average highway carries 11,738 vehicles per day, 279% more than the average non-highway road in the same area, which carries 3,100 vehicles per day.
That comes from just 16% of the monitored road miles: 48 miles in 402 segments, carrying 498,936 vehicle-miles traveled per day (≈182 million per year).
59% of counties in Idaho move less traffic on their highways.
The lowest highway truck share of any county in Idaho
The concentration of trucks on highways (8.2%) is 42% lower than the state average for similar road classifications. Highways here carry mainly commuter and local trips, with little through freight.
Bonner also posts the lowest highway truck share in Idaho - 8.2%. By raw truck volume, Bonner carries more highway trucks than 56% of counties in Idaho.

Non-highway Traffic in Bonner County, Idaho
| Traffic | vehicles per day3,100 |
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| Trucks | 6.5% |
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| Average travel time | 32.5 min |
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| Congestion ratio | 9.7% |
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| Drivers’ average age | 53.3 yrs |
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| Drivers’ average income | $66,416 |
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Local roads carry about half of all travel in Bonner County, Idaho, 51% of vehicle-miles. The average non-highway road carries 3,100 vehicles per day.
Spread over 258 miles and 2,564 segments, 84% of the road network, local roads carry a lighter load per mile: 528,147 vehicle-miles traveled per day (≈193 million per year). The truck share on non-highway roads is 6.5%.
Older drivers than 72% of counties in Idaho
Compared to highways, non-highway routes see 20% fewer trucks by share.
Non-highway congestion (9.7%) runs 40% lower than the state average, pointing to smoother local traffic flow.
Bonner's average driver income is lower than 63% of counties in Idaho. 72% of counties in Idaho have a younger driver population than Bonner.