
Total Traffic Volume & Performance in Minidoka County, Idaho
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,918 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.9% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.9 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. | 5.6% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 43.7 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $71,842 |
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Our data shows 2,918 vehicles per day on the average road in Minidoka County, Idaho, and 674,128 vehicle-miles traveled per day (≈246 million per year) across its 229 miles of monitored roads. At 12.9%, the truck share runs above the 9.7% across Idaho: about 1 in 8 vehicles.
Congestion 65% below the Idaho average
At 2,918 vehicles per day, the average monitored road in Minidoka carries 49% less traffic than the state average of 5,734, suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. Network-wide, Minidoka accounts for about 1.5% of Idaho's statewide total of vehicle-miles. 53% of counties in Idaho see more traffic than Minidoka's 2,918 vehicles per day.
Journey times run 9% lower than the state level, at 30.9 minutes on average. Its average travel time of 30.9 minutes is shorter than 67% of counties in Idaho.
At 65% lower than the state level, the 5.6% congestion ratio signals smoother traffic flow - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Minidoka County, Idaho
| Traffic | vehicles per day7,792 |
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| Trucks | 23.9% |
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| Average travel time | 53.9 min |
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| Drivers’ average age | 44.3 yrs |
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| Drivers’ average income | $75,972 |
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A significant share of driving in Minidoka County, Idaho, 39% of vehicle-miles, happens on highways. The average highway carries 7,792 vehicles per day, 173% more than the average non-highway road in the same area, which carries 2,850 vehicles per day.
With 14% of the road miles (32 miles in 40 segments), highways punch above their length, carrying 264,248 vehicle-miles traveled per day (≈96.5 million per year).
Higher highway truck share than 94% of counties in Idaho
Highway truck concentration here runs 70% higher than the state average, at 23.9%. That marks Minidoka as a major freight corridor, where highway access is what logistics operators compete on.
By truck concentration, highways here outrank 94% of counties in Idaho. Minidoka's highway truck count is higher than 85% of counties in Idaho, at roughly 1,863 trucks per day.

Non-highway Traffic in Minidoka County, Idaho
| Traffic | vehicles per day2,850 |
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| Trucks | 5.8% |
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| Average travel time | 30.6 min |
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| Congestion ratio | 5.6% |
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| Drivers’ average age | 43.7 yrs |
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| Drivers’ average income | $70,371 |
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A little more than half of the driving in Minidoka County, Idaho happens on local roads: 61% of all vehicle-miles. On the average non-highway road, that comes to 2,850 vehicles per day.
Local roads make up 86% of the monitored road miles (197 miles in 2,897 segments) but carry less than their share of travel: 409,881 vehicle-miles traveled per day (≈150 million per year). Trucks make up 5.8% of non-highway traffic, about 1 in 17 vehicles.
Local congestion 66% below the Idaho average
The concentration of trucks on non-highway roads is 76% lower than on highways.
The non-highway congestion ratio of 5.6% is 66% lower than the state level, suggesting more efficient local mobility than the state average.
Minidoka's average driver income is higher than 53% of counties in Idaho. 67% of counties in Idaho have an older driver population than Minidoka.