
Total Traffic Volume & Performance in Santa Cruz County, Arizona
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,006 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 9.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 26.5 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. | 12.6% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 45.5 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $56,544 |
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A typical monitored road in Santa Cruz County, Arizona sees 5,006 vehicles per day, while its 229 miles of monitored roads together handle 1,112,244 vehicle-miles traveled per day (≈406 million per year). About 1 in 11 vehicles is a truck, in line with Arizona (9.6%).
The shortest trips of any county in Arizona
Santa Cruz sees 50% lower average daily traffic volume than the state average (5,006 vehicles per day against 10,009), suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Network-wide, Santa Cruz accounts for about 0.6% of Arizona's statewide total of vehicle-miles. 71% of counties in Arizona see more traffic than Santa Cruz's 5,006 vehicles per day.
At 26.5 minutes, the average travel time is 19% lower than the state level. At 26.5 minutes, Santa Cruz also has the lowest average travel time in Arizona.
Congestion runs 30% lower than the state level, at a ratio of 12.6%, which means smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Santa Cruz County, Arizona
| Traffic | vehicles per day6,005 |
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| Trucks | 10.7% |
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| Average travel time | 34.8 min |
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| Congestion ratio | 13.3% |
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| Drivers’ average age | 45.5 yrs |
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| Drivers’ average income | $57,000 |
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Highways carry more than half of all travel in Santa Cruz County, Arizona (61% of vehicle-miles). The average highway carries 6,005 vehicles per day, 23% more than the average non-highway road in the same area, which carries 4,879 vehicles per day.
With 29% of the road miles (67 miles in 242 segments), highways punch above their length, carrying 676,853 vehicle-miles traveled per day (≈247 million per year).
Lower highway truck share than 85% of counties in Arizona
Highway truck concentration here runs 23% lower than the state average, at 10.7%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
85% of counties in Arizona see a higher highway truck share than Santa Cruz's 10.7%. 85% of counties in Arizona see more highway trucks per day than Santa Cruz's roughly 643.

Non-highway Traffic in Santa Cruz County, Arizona
| Traffic | vehicles per day4,879 |
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| Trucks | 6.7% |
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| Average travel time | 25.5 min |
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| Congestion ratio | 12.6% |
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| Drivers’ average age | 45.6 yrs |
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| Drivers’ average income | $55,903 |
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Local roads carry a significant share of travel in Santa Cruz County, Arizona: 39% of all vehicle-miles. On the average non-highway road, that comes to 4,879 vehicles per day.
Spread over 162 miles and 1,901 segments, 71% of the road network, local roads carry a lighter load per mile: 435,390 vehicle-miles traveled per day (≈159 million per year). Trucks make up 6.7% of non-highway traffic, about 1 in 15 vehicles.
The lowest driver income of any county in Arizona
The concentration of trucks on non-highway roads is 38% lower than on highways.
The non-highway congestion ratio of 12.6% is 31% lower than the state level, suggesting more efficient local mobility than the state average.
Santa Cruz also has the lowest average driver income in Arizona among trip origins - $56,544. 50% of counties in Arizona have a younger driver population than Santa Cruz.