
Total Traffic Volume & Performance in Delaware
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,126 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.8% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.6 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. | 17.4% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $93,990 |
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A typical monitored road in Delaware sees 6,126 vehicles per day, while its 3,741 miles of monitored roads together handle 23,214,793 vehicle-miles traveled per day (≈8.5 billion per year). Trucks are a smaller part of the mix than across the US: 7.8% against 9.3%.
Traffic 12% below the national average
At 6,126 vehicles per day, the average road in Delaware carries somewhat less traffic than the national average of 6,986 (12% less) - a critical factor for logistics and site planning. Across the whole network, that travel is about 0.3% of the national total. By volume, Delaware's 6,126 vehicles per day outpaces 54% of states nationwide.
Journey times here (33.6 minutes on average) closely track the national level. 63% of states nationwide have a shorter average travel time than Delaware's 33.6 minutes.
Congestion is somewhat lower than the national level, at a ratio of 17.4% (8% lower).
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Delaware
| Traffic | vehicles per day15,532 |
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| Trucks | 9.9% |
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| Average travel time | 39.6 min |
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| Congestion ratio | 34.7% |
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| Drivers’ average age | 48.6 yrs |
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| Drivers’ average income | $95,535 |
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Highways carry more than half of all travel in Delaware (59% of vehicle-miles). The average highway carries 15,532 vehicles per day, 231% more than the average non-highway road in the same area, which carries 4,686 vehicles per day.
Highways make up 21% of the monitored road miles (776 miles, 8,258 segments), so they carry more than their share: 13,609,658 vehicle-miles traveled per day (≈5.0 billion per year).
Lower highway truck share than 84% of states nationwide
At 9.9%, highway truck share is 24% lower than the national average. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Delaware's highway truck share (9.9%) is lower than 84% of states nationwide. Delaware's highway truck count is lower than 54% of states nationwide, at roughly 1,535 trucks per day.

Non-highway Traffic in Delaware
| Traffic | vehicles per day4,686 |
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| Trucks | 4.7% |
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| Average travel time | 32.7 min |
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| Congestion ratio | 14.6% |
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| Drivers’ average age | 47.9 yrs |
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| Drivers’ average income | $91,970 |
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A significant share of driving in Delaware, 41% of vehicle-miles, happens on local roads. The average non-highway road carries 4,686 vehicles per day.
Spread over 2,965 miles and 53,944 segments, 79% of the road network, local roads carry a lighter load per mile: 9,605,136 vehicle-miles traveled per day (≈3.5 billion per year). About 1 in 21 vehicles on non-highway roads is a truck (4.7%).
Older drivers than 90% of states nationwide
Compared to highways, non-highway routes see 52% fewer trucks by share.
At 20% lower than the national level, the non-highway congestion ratio of 14.6% signals easier movement on local roads.
Delaware's average driver income is higher than 66% of states nationwide. 90% of states nationwide have a younger driver population than Delaware.