
Total Traffic Volume & Performance in Grant County, Wisconsin
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,304 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 11.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.1 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. | 9.1% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 44.7 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $68,280 |
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A typical monitored road in Grant County, Wisconsin sees 2,304 vehicles per day, while its 558 miles of monitored roads together handle 1,101,479 vehicle-miles traveled per day (≈402 million per year). Trucks are 11.2% of traffic, close to the 10.2% across Wisconsin.
Traffic 39% below the Wisconsin average
At 2,304 vehicles per day, the average monitored road in Grant carries 39% less traffic than the state average of 3,802, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Network-wide, Grant accounts for about 0.8% of Wisconsin's statewide total of vehicle-miles. 51% of counties in Wisconsin see more traffic than Grant's 2,304 vehicles per day.
The average trip takes 33.1 minutes, on par with the state level. 62% of counties in Wisconsin have a shorter average travel time than Grant's 33.1 minutes.
Congestion runs 28% lower than the state level, at a ratio of 9.1%, which means smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Grant County, Wisconsin
| Traffic | vehicles per day5,109 |
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| Trucks | 15.8% |
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| Average travel time | 40.5 min |
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| Congestion ratio | 13.2% |
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| Drivers’ average age | 44.8 yrs |
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| Drivers’ average income | $70,065 |
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Highways carry a significant share of travel in Grant County, Wisconsin: 40% of all vehicle-miles. The average highway carries 5,109 vehicles per day, 168% more than the average non-highway road in the same area, which carries 1,910 vehicles per day.
With 16% of the road miles (87 miles in 701 segments), highways punch above their length, carrying 439,892 vehicle-miles traveled per day (≈161 million per year).
Higher highway truck share than 72% of counties in Wisconsin
At 15.8%, highway truck share is 7% higher than the state average. The highway traffic mix is typical for Wisconsin: neither freight- nor commuter-dominated.
72% of counties in Wisconsin see a lower highway truck share than Grant's 15.8%. 68% of counties in Wisconsin see more highway trucks per day than Grant's roughly 807.

Non-highway Traffic in Grant County, Wisconsin
| Traffic | vehicles per day1,910 |
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| Trucks | 8.1% |
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| Average travel time | 32.1 min |
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| Congestion ratio | 8.5% |
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| Drivers’ average age | 44.6 yrs |
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| Drivers’ average income | $67,418 |
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Local roads carry more than half of all travel in Grant County, Wisconsin (60% of vehicle-miles). On the average non-highway road, that comes to 1,910 vehicles per day.
Local roads make up 84% of the monitored road miles (471 miles in 4,979 segments) but carry less than their share of travel: 661,587 vehicle-miles traveled per day (≈241 million per year). About 1 in 12 vehicles on non-highway roads is a truck (8.1%).
Younger drivers than 96% of counties in Wisconsin
Compared to highways, non-highway routes see 49% fewer trucks by share.
Non-highway congestion (8.5%) runs 30% lower than the state average, pointing to smoother local traffic flow.
68% of counties in Wisconsin see higher average driver income among trip origins than Grant. Grant's median driver age is lower than 96% of counties in Wisconsin.