
Total Traffic Volume & Performance in Benton County, Washington
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,112 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 32.4 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. | 18.9% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 43.5 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $95,880 |
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Our data shows 6,112 vehicles per day on the average road in Benton County, Washington, and 4,794,576 vehicle-miles traveled per day (≈1.8 billion per year) across its 899 miles of monitored roads. Trucks are 8.2% of traffic, more than the 7.1% across Washington.
Busier roads than 76% of counties in Washington
At 6,112 vehicles per day, the average monitored road in Benton carries 17% less traffic than the state average of 7,322, suggesting less demand on each road - a factor worth weighing in site selection and logistics planning. Across the whole network, that travel is about 3.1% of Washington's statewide total. By volume, Benton's 6,112 vehicles per day outpaces 76% of counties in Washington.
At 32.4 minutes, the average travel time matches the state level closely. On travel time, Benton runs shorter than 68% of counties in Washington.
At 18.9%, the congestion ratio matches the state level closely.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Benton County, Washington
| Traffic | vehicles per day15,397 |
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| Trucks | 11.0% |
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| Average travel time | 36.0 min |
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| Congestion ratio | 39.6% |
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| Drivers’ average age | 42.9 yrs |
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| Drivers’ average income | $91,599 |
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Highways carry about half of all travel in Benton County, Washington, 47% of vehicle-miles. The average highway carries 15,397 vehicles per day, 165% more than the average non-highway road in the same area, which carries 5,819 vehicles per day.
Highways make up 19% of the monitored road miles (173 miles, 394 segments), so they carry more than their share: 2,262,349 vehicle-miles traveled per day (≈826 million per year).
By highway travel volume, Benton outranks 75% of counties in Washington.
Freight-heavy highways
The concentration of trucks on highways (11.0%) is 16% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
62% of counties in Washington see a lower highway truck share than Benton's 11.0%. By raw truck volume, Benton carries more highway trucks than 62% of counties in Washington.

Non-highway Traffic in Benton County, Washington
| Traffic | vehicles per day5,819 |
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| Trucks | 5.8% |
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| Average travel time | 32.3 min |
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| Congestion ratio | 18.2% |
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| Drivers’ average age | 43.6 yrs |
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| Drivers’ average income | $98,802 |
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Local roads carry about half of all travel in Benton County, Washington, 53% of vehicle-miles. The average non-highway road carries 5,819 vehicles per day.
Spread over 727 miles and 12,490 segments, 81% of the road network, local roads carry a lighter load per mile: 2,532,227 vehicle-miles traveled per day (≈924 million per year). The truck share on non-highway roads is 5.8%.
Drivers from higher-income areas than 87% of counties in Washington
Compared to highways, non-highway routes see 48% fewer trucks by share.
Non-highway congestion (18.2%) runs slightly lower than the state level (7% lower).
87% of counties in Washington see lower average driver income among trip origins than Benton. Benton's median driver age is lower than 84% of counties in Washington.