
Total Traffic Volume & Performance in Tehama County, California
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,662 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 16.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.9 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. | 12.8% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.5 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $67,457 |
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Our data shows 3,662 vehicles per day on the average road in Tehama County, California, and 1,770,118 vehicle-miles traveled per day (≈646 million per year) across its 470 miles of monitored roads. About 1 in 6 vehicles is a truck, well above the 7.8% across California - a freight-heavy mix.
Traffic 71% below the California average
Tehama sees 71% lower average daily traffic volume than the state average (3,662 vehicles per day against 12,766), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. In total volume terms, its road network carries about 0.2% of California's statewide total of vehicle-miles. By volume, Tehama's 3,662 vehicles per day trails 81% of counties in California.
Journey times here (34.9 minutes on average) closely track the state level. On travel time, Tehama runs longer than 67% of counties in California.
Congestion runs 53% lower than the state level, at a ratio of 12.8%, which means smoother traffic flow - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Tehama County, California
| Traffic | vehicles per day11,124 |
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| Trucks | 20.1% |
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| Average travel time | 42.8 min |
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| Congestion ratio | 25.4% |
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| Drivers’ average age | 48.5 yrs |
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| Drivers’ average income | $68,362 |
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Most travel in Tehama County, California happens on highways, 70% of all vehicle-miles. The average highway carries 11,124 vehicles per day, 345% more than the average non-highway road in the same area, which carries 2,499 vehicles per day.
With 25% of the road miles (116 miles in 667 segments), highways punch above their length, carrying 1,241,376 vehicle-miles traveled per day (≈453 million per year).
A major freight corridor
The concentration of trucks on highways (20.1%) is 94% higher than the state average for similar road classifications. That marks Tehama as a major freight corridor, where highway access is what logistics operators compete on.
Tehama's highway truck share (20.1%) is higher than 88% of counties in California. 63% of counties in California see more highway trucks per day than Tehama's roughly 2,238.

Non-highway Traffic in Tehama County, California
| Traffic | vehicles per day2,499 |
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| Trucks | 7.1% |
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| Average travel time | 33.7 min |
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| Congestion ratio | 10.9% |
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| Drivers’ average age | 48.5 yrs |
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| Drivers’ average income | $66,312 |
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Local roads carry a smaller share of travel in Tehama County, California, 30% of vehicle-miles; most driving happens on highways. On the average non-highway road, that comes to 2,499 vehicles per day.
Spread over 354 miles and 4,279 segments, 75% of the road network, local roads carry a lighter load per mile: 528,743 vehicle-miles traveled per day (≈193 million per year). The truck share on non-highway roads is 7.1%.
Drivers from lower-income areas than 91% of counties in California
Compared to highways, non-highway routes see 65% fewer trucks by share.
At 59% lower than the state level, the non-highway congestion ratio of 10.9% signals easier movement on local roads.
Tehama's average driver income is lower than 91% of counties in California. Tehama's median driver age is higher than 72% of counties in California.