
Total Traffic Volume & Performance in Washington County, Ohio
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,032 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.9% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.1 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. | 12.2% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 50.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $62,153 |
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A typical monitored road in Washington County, Ohio sees 4,032 vehicles per day, while its 376 miles of monitored roads together handle 1,268,117 vehicle-miles traveled per day (≈463 million per year). Trucks are 10.9% of traffic, close to the 9.9% across Ohio.
Shorter trips than 91% of counties in Ohio
At 4,032 vehicles per day, the average monitored road in Washington carries 30% less traffic than the state average of 5,773, suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. In total volume terms, its road network carries about 0.5% of Ohio's statewide total of vehicle-miles. 69% of counties in Ohio see less traffic than Washington's 4,032 vehicles per day.
The average trip takes 30.1 minutes, 8% lower than the state level. On travel time, Washington runs shorter than 91% of counties in Ohio.
At 26% lower than the state level, the 12.2% congestion ratio signals smoother traffic flow - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Washington County, Ohio
| Traffic | vehicles per day10,344 |
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| Trucks | 15.0% |
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| Average travel time | 31.7 min |
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| Congestion ratio | 22.3% |
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| Drivers’ average age | 50.8 yrs |
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| Drivers’ average income | $61,049 |
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Highways carry about half of all travel in Washington County, Ohio, 45% of vehicle-miles. The average highway carries 10,344 vehicles per day, 191% more than the average non-highway road in the same area, which carries 3,554 vehicles per day.
Highways make up 22% of the monitored road miles (84 miles, 655 segments), so they carry more than their share: 576,480 vehicle-miles traveled per day (≈210 million per year).
Fewer highway trucks than 77% of counties in Ohio
Highway truck concentration here (15.0%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for Ohio: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 55% of counties in Ohio. Washington's highway truck count is lower than 77% of counties in Ohio, at roughly 1,548 trucks per day.

Non-highway Traffic in Washington County, Ohio
| Traffic | vehicles per day3,554 |
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| Trucks | 7.5% |
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| Average travel time | 29.9 min |
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| Congestion ratio | 11.5% |
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| Drivers’ average age | 50.9 yrs |
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| Drivers’ average income | $62,816 |
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Local roads carry about half of all travel in Washington County, Ohio, 55% of vehicle-miles. A typical local road sees 3,554 vehicles per day.
Local roads make up 78% of the monitored road miles (292 miles in 8,661 segments) but carry less than their share of travel: 691,637 vehicle-miles traveled per day (≈252 million per year). The truck share on non-highway roads is 7.5%.
Older drivers than 83% of counties in Ohio
The concentration of trucks on non-highway roads is 50% lower than on highways.
Non-highway congestion (11.5%) runs 27% lower than the state average, pointing to smoother local traffic flow.
Washington's average driver income is lower than 80% of counties in Ohio. Washington's median driver age is higher than 83% of counties in Ohio.