
Total Traffic Volume & Performance in Mendocino County, California
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day7,304 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.3% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 32.1 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. | 15.7% |
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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. | $70,007 |
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Our data shows 7,304 vehicles per day on the average road in Mendocino County, California, and 2,422,662 vehicle-miles traveled per day (≈884 million per year) across its 533 miles of monitored roads. Trucks are 8.3% of traffic, close to the 7.8% across California.
Shorter trips than 81% of counties in California
At 7,304 vehicles per day, the average monitored road in Mendocino carries 43% less traffic than the state average of 12,766, suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. In total volume terms, its road network carries about 0.3% of California's statewide total of vehicle-miles. Mendocino carries more traffic than 58% of counties in California.
At 32.1 minutes, the average travel time is 7% lower than the state level. Its average travel time of 32.1 minutes is shorter than 81% of counties in California.
At 43% lower than the state level, the 15.7% congestion ratio signals smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Mendocino County, California
| Traffic | vehicles per day8,349 |
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| Trucks | 10.2% |
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| Average travel time | 43.7 min |
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| Congestion ratio | 20.3% |
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| Drivers’ average age | 48.0 yrs |
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| Drivers’ average income | $71,615 |
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Highways carry about half of all travel in Mendocino County, California, 52% of vehicle-miles. The average highway carries 8,349 vehicles per day, 17% more than the average non-highway road in the same area, which carries 7,139 vehicles per day.
Highways make up 28% of the monitored road miles (149 miles, 855 segments), so they carry more than their share: 1,267,275 vehicle-miles traveled per day (≈463 million per year).
Fewer highway trucks than 84% of counties in California
Highway truck concentration here (10.2%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for California: neither freight- nor commuter-dominated.
57% of counties in California see a higher highway truck share than Mendocino's 10.2%. 84% of counties in California see more highway trucks per day than Mendocino's roughly 853.

Non-highway Traffic in Mendocino County, California
| Traffic | vehicles per day7,139 |
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| Trucks | 6.2% |
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| Average travel time | 30.3 min |
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| Congestion ratio | 15.0% |
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| Drivers’ average age | 49.6 yrs |
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| Drivers’ average income | $68,674 |
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Local roads carry about half of all travel in Mendocino County, California, 48% of vehicle-miles. A typical local road sees 7,139 vehicles per day.
Local roads make up 72% of the monitored road miles (384 miles in 5,416 segments) but carry less than their share of travel: 1,155,386 vehicle-miles traveled per day (≈422 million per year). The truck share on non-highway roads is 6.2%.
Drivers from lower-income areas than 86% of counties in California
Non-highway roads carry a truck concentration that's 39% lower than the highway network.
The non-highway congestion ratio of 15.0% is 44% lower than the state level, suggesting more efficient local mobility than the state average.
Trip origins here have lower average income than 86% of counties in California. 74% of counties in California have a younger driver population than Mendocino.