
Total Traffic Volume & Performance in Mackinac County, Michigan
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,080 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.5% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 35.8 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. | 9.4% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 55.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $61,699 |
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Our data shows 3,080 vehicles per day on the average road in Mackinac County, Michigan, and 685,384 vehicle-miles traveled per day (≈250 million per year) across its 260 miles of monitored roads. Trucks are 10.5% of traffic, more than the 7.7% across Michigan.
Traffic 60% below the Michigan average
Mackinac's average daily traffic volume is 60% lower than the state average - 3,080 vehicles per day against 7,697 - suggesting less traffic load per road - very light roads: easy truck access, but little passing trade for roadside retail. Across the whole network, that travel is about 0.3% of Michigan's statewide total. 74% of counties in Michigan see more traffic than Mackinac's 3,080 vehicles per day.
Journey times run 7% higher than the state level, at 35.8 minutes on average. On travel time, Mackinac runs longer than 78% of counties in Michigan.
The congestion ratio of 9.4% is 49% lower, pointing to smoother traffic flow than the state level - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Mackinac County, Michigan
| Traffic | vehicles per day5,697 |
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| Trucks | 11.5% |
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| Average travel time | 48.6 min |
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| Congestion ratio | 11.8% |
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| Drivers’ average age | 55.7 yrs |
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| Drivers’ average income | $59,336 |
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Most travel in Mackinac County, Michigan happens on highways, 74% of all vehicle-miles. The average highway carries 5,697 vehicles per day, 186% more than the average non-highway road in the same area, which carries 1,993 vehicles per day.
Highways make up 42% of the monitored road miles (109 miles, 600 segments), so they carry more than their share: 506,895 vehicle-miles traveled per day (≈185 million per year).
Fewer highway trucks than 81% of counties in Michigan
The concentration of trucks on highways (11.5%) is in line with the state average for similar road classifications. The highway traffic mix is typical for Michigan: neither freight- nor commuter-dominated.
By truck concentration, highways here outrank 60% of counties in Michigan. Mackinac's highway truck count is lower than 81% of counties in Michigan, at roughly 653 trucks per day.

Non-highway Traffic in Mackinac County, Michigan
| Traffic | vehicles per day1,993 |
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| Trucks | 7.8% |
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| Average travel time | 30.5 min |
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| Congestion ratio | 8.5% |
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| Drivers’ average age | 55.8 yrs |
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| Drivers’ average income | $65,103 |
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Local roads carry a smaller share of travel in Mackinac County, Michigan, 26% of vehicle-miles; most driving happens on highways. A typical local road sees 1,993 vehicles per day.
Spread over 151 miles and 1,444 segments, 58% of the road network, local roads carry a lighter load per mile: 178,490 vehicle-miles traveled per day (≈65.1 million per year). The truck share on non-highway roads is 7.8%.
Older drivers than 85% of counties in Michigan
Compared to highways, non-highway routes see 32% fewer trucks by share.
The non-highway congestion ratio of 8.5% is 54% lower than the state level, suggesting more efficient local mobility than the state average.
Mackinac's average driver income is lower than 63% of counties in Michigan. 85% of counties in Michigan have a younger driver population than Mackinac.