
Total Traffic Volume & Performance in Waukesha County, Wisconsin
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,714 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.5 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. | 17.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 49.3 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $113,104 |
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A typical monitored road in Waukesha County, Wisconsin sees 5,714 vehicles per day, while its 1,158 miles of monitored roads together handle 9,163,295 vehicle-miles traveled per day (≈3.3 billion per year). About 1 in 14 vehicles is a truck, fewer than the 1 in 10 across Wisconsin.
Busier roads than 99% of counties in Wisconsin
At 5,714 vehicles per day, the average monitored road in Waukesha carries 50% more traffic than the state average of 3,802, suggesting more demand on each road - prime passing trade for storefronts, with more competition for road space. Across the whole network, that travel is about 6.9% of Wisconsin's statewide total. By volume, Waukesha's 5,714 vehicles per day outpaces 99% of counties in Wisconsin.
The average trip takes 30.5 minutes, 5% lower than the state level. On travel time, Waukesha runs shorter than 77% of counties in Wisconsin.
The congestion ratio of 17.3% is 37% higher, pointing to more pronounced congestion than the state level - a factor for delivery windows and signal timing.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Waukesha County, Wisconsin
| Traffic | vehicles per day22,672 |
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| Trucks | 10.8% |
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| Average travel time | 37.4 min |
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| Congestion ratio | 42.2% |
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| Drivers’ average age | 48.5 yrs |
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| Drivers’ average income | $108,459 |
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Highways carry a significant share of travel in Waukesha County, Wisconsin: 38% of all vehicle-miles. The average highway carries 22,672 vehicles per day, 321% more than the average non-highway road in the same area, which carries 5,392 vehicles per day.
That comes from just 12% of the monitored road miles: 144 miles in 519 segments, carrying 3,503,137 vehicle-miles traveled per day (≈1.3 billion per year).
By highway travel volume, that ranks Waukesha in the top 3 counties in Wisconsin.
Lower highway truck share than 89% of counties in Wisconsin
The concentration of trucks on highways (10.8%) is 27% 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.
By truck concentration, highways here trail 89% of counties in Wisconsin. Waukesha's highway truck count is higher than 79% of counties in Wisconsin, at roughly 2,449 trucks per day.

Non-highway Traffic in Waukesha County, Wisconsin
| Traffic | vehicles per day5,392 |
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| Trucks | 4.8% |
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| Average travel time | 30.4 min |
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| Congestion ratio | 16.8% |
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| Drivers’ average age | 49.6 yrs |
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| Drivers’ average income | $114,946 |
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Local roads carry more than half of all travel in Waukesha County, Wisconsin (62% of vehicle-miles). On the average non-highway road, that comes to 5,392 vehicles per day.
Spread over 1,014 miles and 27,312 segments, 88% of the road network, local roads carry a lighter load per mile: 5,660,158 vehicle-miles traveled per day (≈2.1 billion per year). About 1 in 21 vehicles on non-highway roads is a truck (4.8%).
The highest driver income of any county in Wisconsin
The concentration of trucks on non-highway roads is 56% lower than on highways.
The non-highway congestion ratio of 16.8% is 38% higher than the state level, suggesting slower local mobility than the state average.
Trips here originate from the highest average driver income in Wisconsin, at $113,104. The driver population here skews younger than 59% of counties in Wisconsin.