
Total Traffic Volume & Performance in Ontonagon County, Michigan
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day1,229 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 38.1 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. | 3.7% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 61.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $50,645 |
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A typical monitored road in Ontonagon County, Michigan sees 1,229 vehicles per day, while its 151 miles of monitored roads together handle 206,890 vehicle-miles traveled per day (≈75.5 million per year). Freight weighs heavily here: trucks are 12.2% of traffic, against 7.7% across Michigan.
The quietest roads of any county in Michigan
At 1,229 vehicles per day, the average monitored road in Ontonagon carries 84% less traffic than the state average of 7,697, suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Network-wide, Ontonagon accounts for less than 0.1% of Michigan's statewide total of vehicle-miles. Ontonagon stands out as having the lowest traffic volume in Michigan - 1,229 vehicles per day.
At 38.1 minutes, the average travel time is 13% higher than the state level. 96% of counties in Michigan have a shorter average travel time than Ontonagon's 38.1 minutes.
Congestion runs 80% lower than the state level, at a ratio of 3.7%, which means smoother traffic flow - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Ontonagon County, Michigan
| Traffic | vehicles per day1,615 |
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| Trucks | 13.3% |
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| Average travel time | 43.7 min |
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| Congestion ratio | 4.0% |
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| Drivers’ average age | 61.9 yrs |
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| Drivers’ average income | $50,244 |
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A little more than half of the driving in Ontonagon County, Michigan happens on highways: 64% of all vehicle-miles. The average highway carries 1,615 vehicles per day, 85% more than the average non-highway road in the same area, which carries 873 vehicles per day.
Highways also make up about 55% of the monitored road miles: 84 miles in 706 segments, together carrying 132,033 vehicle-miles traveled per day (≈48.2 million per year).
Fewer highway trucks than 99% of counties in Michigan
Highway truck concentration here runs 11% higher than the state average, at 13.3%. The highway traffic mix is typical for Michigan: neither freight- nor commuter-dominated.
81% of counties in Michigan see a lower highway truck share than Ontonagon's 13.3%. 99% of counties in Michigan see more highway trucks per day than Ontonagon's roughly 215.

Non-highway Traffic in Ontonagon County, Michigan
| Traffic | vehicles per day873 |
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| Trucks | 10.1% |
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| Average travel time | 32.9 min |
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| Congestion ratio | 3.4% |
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| Drivers’ average age | 61.4 yrs |
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| Drivers’ average income | $51,697 |
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A significant share of driving in Ontonagon County, Michigan, 36% of vehicle-miles, happens on local roads. The average non-highway road carries 873 vehicles per day.
Local roads also make up about 45% of the monitored road miles: 67 miles in 764 segments, together carrying 74,857 vehicle-miles traveled per day (≈27.3 million per year). The truck share on non-highway roads is 10.1%.
The oldest drivers of any county in Michigan
The concentration of trucks on non-highway roads is 24% lower than on highways.
At 81% lower than the state level, the non-highway congestion ratio of 3.4% signals easier movement on local roads.
96% of counties in Michigan see higher average driver income among trip origins than Ontonagon. Ontonagon has the highest median driver age in Michigan - 62 years.