
Total Traffic Volume & Performance in Pinal County, Arizona
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,818 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.6% |
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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. | 14.0% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 44.5 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $85,319 |
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A typical monitored road in Pinal County, Arizona sees 6,818 vehicles per day, while its 1,420 miles of monitored roads together handle 11,206,605 vehicle-miles traveled per day (≈4.1 billion per year). Trucks are 12.6% of traffic, more than the 9.6% across Arizona.
Busier roads than 71% of counties in Arizona
Pinal's average daily traffic volume is 32% lower than the state average - 6,818 vehicles per day against 10,009 - suggesting less traffic load per road - less drive-by exposure for retail, but easier access for deliveries. Across the whole network, that travel is about 6.4% of Arizona's statewide total. 71% of counties in Arizona see less traffic than Pinal's 6,818 vehicles per day.
Journey times here (33.4 minutes on average) closely track the state level. Its average travel time of 33.4 minutes is shorter than 71% of counties in Arizona.
At 23% lower than the state level, the 14.0% congestion ratio signals smoother traffic flow - relevant for traffic control and delivery planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Pinal County, Arizona
| Traffic | vehicles per day9,328 |
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| Trucks | 18.2% |
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| Average travel time | 45.7 min |
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| Congestion ratio | 19.7% |
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| Drivers’ average age | 44.2 yrs |
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| Drivers’ average income | $79,343 |
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Travel in Pinal County, Arizona splits roughly evenly, with about half of it (51% of vehicle-miles) on highways. The average highway carries 9,328 vehicles per day, 42% more than the average non-highway road in the same area, which carries 6,586 vehicles per day.
With 28% of the road miles (404 miles in 1,511 segments), highways punch above their length, carrying 5,707,983 vehicle-miles traveled per day (≈2.1 billion per year).
By highway travel volume, Pinal outranks 77% of counties in Arizona.
More highway trucks than 85% of counties in Arizona
Highway truck concentration here runs 31% higher than the state average, at 18.2%. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Pinal's highway truck share (18.2%) is higher than 54% of counties in Arizona. 85% of counties in Arizona see fewer highway trucks per day than Pinal's roughly 1,699.

Non-highway Traffic in Pinal County, Arizona
| Traffic | vehicles per day6,586 |
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| Trucks | 6.7% |
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| Average travel time | 32.2 min |
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| Congestion ratio | 13.5% |
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| Drivers’ average age | 44.6 yrs |
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| Drivers’ average income | $87,474 |
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Travel in Pinal County, Arizona splits roughly evenly, with about half of it (49% of vehicle-miles) on local roads. On the average non-highway road, that comes to 6,586 vehicles per day.
Spread over 1,016 miles and 16,340 segments, 72% of the road network, local roads carry a lighter load per mile: 5,498,621 vehicle-miles traveled per day (≈2.0 billion per year). About 1 in 15 vehicles on non-highway roads is a truck (6.7%).
Drivers from higher-income areas than 93% of counties in Arizona
Compared to highways, non-highway routes see 63% fewer trucks by share.
The non-highway congestion ratio of 13.5% is 25% lower than the state level, suggesting more efficient local mobility than the state average.
Pinal's average driver income is higher than 93% of counties in Arizona. 64% of counties in Arizona have an older driver population than Pinal.