
Total Traffic Volume & Performance in Washington County, Indiana
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,364 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.0% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.0 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. | 11.1% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $67,432 |
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Our data shows 3,364 vehicles per day on the average road in Washington County, Indiana, and 418,776 vehicle-miles traveled per day (≈153 million per year) across its 149 miles of monitored roads. About 1 in 12 vehicles is a truck, fewer than the 1 in 8 across Indiana.
Traffic 41% below the Indiana average
Washington sees 41% lower average daily traffic volume than the state average (3,364 vehicles per day against 5,704), suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. In total volume terms, its road network carries about 0.3% of Indiana's statewide total of vehicle-miles. 59% of counties in Indiana see more traffic than Washington's 3,364 vehicles per day.
The average trip takes 34.0 minutes, on par with the state level. Its average travel time of 34.0 minutes is shorter than 55% of counties in Indiana.
At 29% lower than the state level, the 11.1% congestion ratio signals smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Washington County, Indiana
| Traffic | vehicles per day3,509 |
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| Trucks | 12.7% |
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| Average travel time | 41.6 min |
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| Congestion ratio | 8.3% |
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| Drivers’ average age | 48.0 yrs |
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| Drivers’ average income | $68,722 |
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Only a small share of travel in Washington County, Indiana happens on highways: 8% of vehicle-miles. The average highway carries 3,509 vehicles per day, about the same as the average non-highway road in the same area (3,353 vehicles per day).
With 6% of the road miles (10 miles in 160 segments), highways punch above their length, carrying 34,660 vehicle-miles traveled per day (≈12.7 million per year).
Fewer highway trucks than 96% of counties in Indiana
Highway truck concentration here runs 35% lower than the state average, at 12.7%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
By truck concentration, highways here trail 87% of counties in Indiana. By raw truck volume, Washington carries fewer highway trucks than 96% of counties in Indiana.

Non-highway Traffic in Washington County, Indiana
| Traffic | vehicles per day3,353 |
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| Trucks | 7.6% |
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| Average travel time | 33.5 min |
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| Congestion ratio | 11.3% |
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| Drivers’ average age | 48.9 yrs |
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| Drivers’ average income | $67,373 |
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Nearly all driving in Washington County, Indiana happens on local roads: 92% of every vehicle-mile. The average non-highway road carries 3,353 vehicles per day.
Their share of road miles is similar, 94% (139 miles in 2,191 segments), carrying 384,116 vehicle-miles traveled per day (≈140 million per year). About 1 in 13 vehicles on non-highway roads is a truck (7.6%).
Drivers from lower-income areas than 71% of counties in Indiana
Compared to highways, non-highway routes see 40% fewer trucks by share.
Non-highway congestion (11.3%) runs 25% lower than the state average, pointing to smoother local traffic flow.
71% of counties in Indiana see higher average driver income among trip origins than Washington. The driver population here skews older than 69% of counties in Indiana.