
Total Traffic Volume & Performance in Yolo County, California
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,499 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 11.8% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.4 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. | 17.9% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 40.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $101,754 |
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A typical monitored road in Yolo County, California sees 6,499 vehicles per day, while its 666 miles of monitored roads together handle 5,669,594 vehicle-miles traveled per day (≈2.1 billion per year). About 1 in 8 vehicles is a truck, well above the 7.8% across California - a freight-heavy mix.
Traffic 49% below the California average
At 6,499 vehicles per day, the average monitored road in Yolo carries 49% less traffic than the state average of 12,766, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Across the whole network, that travel is about 0.6% of California's statewide total. 53% of counties in California see less traffic than Yolo's 6,499 vehicles per day.
The average trip takes 33.4 minutes, on par with the state level. On travel time, Yolo runs shorter than 53% of counties in California.
Congestion runs 35% lower than the state level, at a ratio of 17.9%, which means smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Yolo County, California
| Traffic | vehicles per day23,764 |
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| Trucks | 15.4% |
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| Average travel time | 47.0 min |
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| Congestion ratio | 44.3% |
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| Drivers’ average age | 40.8 yrs |
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| Drivers’ average income | $98,738 |
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Highways carry more than half of all travel in Yolo County, California (62% of vehicle-miles). The average highway carries 23,764 vehicles per day, 299% more than the average non-highway road in the same area, which carries 5,959 vehicles per day.
Highways make up 24% of the monitored road miles (158 miles, 333 segments), so they carry more than their share: 3,494,946 vehicle-miles traveled per day (≈1.3 billion per year).
That is more highway travel volume than 51% of counties in California.
Freight-heavy highways
The concentration of trucks on highways (15.4%) is 49% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Yolo's highway truck share (15.4%) is higher than 67% of counties in California. By raw truck volume, Yolo carries more highway trucks than 59% of counties in California.

Non-highway Traffic in Yolo County, California
| Traffic | vehicles per day5,959 |
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| Trucks | 6.0% |
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| Average travel time | 33.0 min |
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| Congestion ratio | 17.0% |
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| Drivers’ average age | 39.4 yrs |
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| Drivers’ average income | $104,325 |
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A significant share of driving in Yolo County, California, 38% of vehicle-miles, happens on local roads. The average non-highway road carries 5,959 vehicles per day.
Local roads make up 76% of the monitored road miles (508 miles in 10,638 segments) but carry less than their share of travel: 2,174,648 vehicle-miles traveled per day (≈794 million per year). Trucks make up 6.0% of non-highway traffic, about 1 in 17 vehicles.
Younger drivers than 98% of counties in California
Non-highway roads carry a truck concentration that's 61% lower than the highway network.
At 36% lower than the state level, the non-highway congestion ratio of 17.0% signals easier movement on local roads.
Yolo's average driver income is higher than 60% of counties in California. Yolo's median driver age is lower than 98% of counties in California.