
Total Traffic Volume & Performance in Fremont County, Idaho
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,976 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 37.9 min |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 40.5 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $74,502 |
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Our data shows 2,976 vehicles per day on the average road in Fremont County, Idaho, and 620,280 vehicle-miles traveled per day (≈226 million per year) across its 196 miles of monitored roads. Trucks are 8.2% of traffic, close to the 9.7% across Idaho.
Longer trips than 77% of counties in Idaho
At 2,976 vehicles per day, the average monitored road in Fremont carries 48% 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 1.4% of Idaho's statewide total. By volume, Fremont's 2,976 vehicles per day outpaces 51% of counties in Idaho.
The average trip takes 37.9 minutes, 12% higher than the state level. Its average travel time of 37.9 minutes is longer than 77% of counties in Idaho.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Fremont County, Idaho
| Traffic | vehicles per day6,354 |
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| Trucks | 8.5% |
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| Average travel time | 40.8 min |
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| Drivers’ average age | 40.8 yrs |
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| Drivers’ average income | $74,368 |
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The vast majority of driving in Fremont County, Idaho happens on highways: 81% of all vehicle-miles. The average highway carries 6,354 vehicles per day, 265% more than the average non-highway road in the same area, which carries 1,740 vehicles per day.
With 42% of the road miles (83 miles in 375 segments), highways punch above their length, carrying 505,390 vehicle-miles traveled per day (≈184 million per year).
By highway travel volume, Fremont outranks 65% of counties in Idaho.
Lower highway truck share than 91% of counties in Idaho
The concentration of trucks on highways (8.5%) is 40% 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.
Fremont's highway truck share (8.5%) is lower than 91% of counties in Idaho. 59% of counties in Idaho see more highway trucks per day than Fremont's roughly 539.

Non-highway Traffic in Fremont County, Idaho
| Traffic | vehicles per day1,740 |
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| Trucks | 7.2% |
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| Average travel time | 36.8 min |
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| Drivers’ average age | 39.6 yrs |
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| Drivers’ average income | $74,911 |
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Local roads carry a smaller share of travel in Fremont County, Idaho, 19% of vehicle-miles; most driving happens on highways. A typical local road sees 1,740 vehicles per day.
Spread over 113 miles and 1,025 segments, 58% of the road network, local roads carry a lighter load per mile: 114,890 vehicle-miles traveled per day (≈41.9 million per year). Trucks make up 7.2% of non-highway traffic, about 1 in 14 vehicles.
Younger drivers than 91% of counties in Idaho
Non-highway roads carry a truck concentration that's 15% lower than the highway network.
Fremont's average driver income is higher than 74% of counties in Idaho. The driver population here skews younger than 91% of counties in Idaho.