
Total Traffic Volume & Performance in Yuma County, Arizona
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,821 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.5% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.9 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. | 14.6% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 42.1 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $71,121 |
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Our data shows 6,821 vehicles per day on the average road in Yuma County, Arizona, and 4,299,754 vehicle-miles traveled per day (≈1.6 billion per year) across its 757 miles of monitored roads. About 1 in 10 vehicles is a truck, in line with Arizona (9.6%).
Busier roads than 79% of counties in Arizona
Yuma sees 32% lower average daily traffic volume than the state average (6,821 vehicles per day against 10,009), suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Across the whole network, that travel is about 2.5% of Arizona's statewide total. 79% of counties in Arizona see less traffic than Yuma's 6,821 vehicles per day.
Journey times here (33.9 minutes on average) closely track the state level. On travel time, Yuma runs longer than 50% of counties in Arizona.
The congestion ratio of 14.6% is 19% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Yuma County, Arizona
| Traffic | vehicles per day9,336 |
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| Trucks | 15.3% |
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| Average travel time | 36.1 min |
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| Congestion ratio | 18.4% |
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| Drivers’ average age | 43.7 yrs |
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| Drivers’ average income | $68,029 |
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Travel in Yuma County, Arizona splits roughly evenly, with about half of it (52% of vehicle-miles) on highways. The average highway carries 9,336 vehicles per day, 41% more than the average non-highway road in the same area, which carries 6,618 vehicles per day.
Highways make up 40% of the monitored road miles (300 miles, 570 segments), so they carry more than their share: 2,241,075 vehicle-miles traveled per day (≈818 million per year).
Fewer highway trucks than 77% of counties in Arizona
At 15.3%, highway truck share is 10% higher than the state average. The highway traffic mix is typical for Arizona: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 62% of counties in Arizona. Yuma's highway truck count is lower than 77% of counties in Arizona, at roughly 1,427 trucks per day.

Non-highway Traffic in Yuma County, Arizona
| Traffic | vehicles per day6,618 |
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| Trucks | 5.3% |
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| Average travel time | 33.7 min |
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| Congestion ratio | 14.3% |
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| Drivers’ average age | 42.0 yrs |
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| Drivers’ average income | $72,065 |
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Travel in Yuma County, Arizona splits roughly evenly, with about half of it (48% of vehicle-miles) on local roads. A typical local road sees 6,618 vehicles per day.
Local roads make up 60% of the monitored road miles (458 miles in 7,069 segments) but carry less than their share of travel: 2,058,679 vehicle-miles traveled per day (≈751 million per year). The truck share on non-highway roads is 5.3%.
Younger drivers than 86% of counties in Arizona
Non-highway roads carry a truck concentration that's 65% lower than the highway network.
At 21% lower than the state level, the non-highway congestion ratio of 14.3% signals easier movement on local roads.
Yuma's average driver income is higher than 64% of counties in Arizona. 86% of counties in Arizona have an older driver population than Yuma.