San Francisco, California Traffic Data

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Estimated annual traffic volume: 41,000,085 vehicles. On average, 1 in every 50 vehicles is a truck. Based on an average trip distance of 2.2 mi and an average travel time of 38.0 min, the estimated average travel speed is 3.5 mph. This reflects door-to-door average speed, including time stopped at traffic signals, in congestion, and at intersections.
Annual highway traffic is 41,015,780 vehicles, nearly the same as non-highway traffic. Trucks make up 6.4% of highway traffic, which means there are approximately 7,191 daily trucks on highways within San Francisco County, or an estimated 2,624,715 trucks per year.
Non-highway average travel time is 38.0 min, which is 1% more than on highways. Average trip distance on non-highway roads is 2.1 mi, which is 60% less than on highways. The average age of non-highway drivers is 41.8 yrs, which is 4% less than on highways. The average income of non-highway drivers is $146,250, which is 2% more than on highways.

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