
Total Traffic Volume & Performance in Wake County, North Carolina
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day9,171 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 6.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 31.9 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. | 24.8% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 43.3 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $111,267 |
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Our data shows 9,171 vehicles per day on the average road in Wake County, North Carolina, and 26,545,028 vehicle-miles traveled per day (≈9.7 billion per year) across its 2,034 miles of monitored roads. About 1 in 16 vehicles is a truck, fewer than the 1 in 11 across North Carolina.
Busier roads than 94% of counties in North Carolina
Wake's average daily traffic volume is 45% higher than the state average - 9,171 vehicles per day against 6,332 - suggesting more traffic load per road - a busier backdrop for retail sites, at the cost of slower access. Across the whole network, that travel is about 9.7% of North Carolina's statewide total. Wake carries more traffic than 94% of counties in North Carolina.
The average trip takes 31.9 minutes, on par with the state level. Its average travel time of 31.9 minutes is shorter than 52% of counties in North Carolina.
At 34% higher than the state level, the 24.8% congestion ratio signals more pronounced congestion - a factor for delivery windows and signal timing.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Wake County, North Carolina
| Traffic | vehicles per day22,394 |
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| Trucks | 8.2% |
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| Average travel time | 36.2 min |
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| Congestion ratio | 41.5% |
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| Drivers’ average age | 43.3 yrs |
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| Drivers’ average income | $105,218 |
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Highways carry about half of all travel in Wake County, North Carolina, 50% of vehicle-miles. The average highway carries 22,394 vehicles per day, 171% more than the average non-highway road in the same area, which carries 8,265 vehicles per day.
Highways make up 22% of the monitored road miles (443 miles, 3,399 segments), so they carry more than their share: 13,233,506 vehicle-miles traveled per day (≈4.8 billion per year).
By highway travel volume, that ranks Wake in the top 3 counties in North Carolina.
More highway trucks than 81% of counties in North Carolina
The concentration of trucks on highways (8.2%) is 32% lower than the state average for similar road classifications. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Wake's highway truck share (8.2%) is lower than 79% of counties in North Carolina. By raw truck volume, Wake carries more highway trucks than 81% of counties in North Carolina.

Non-highway Traffic in Wake County, North Carolina
| Traffic | vehicles per day8,265 |
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| Trucks | 4.3% |
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| Average travel time | 31.6 min |
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| Congestion ratio | 23.7% |
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| Drivers’ average age | 43.4 yrs |
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| Drivers’ average income | $116,041 |
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Local roads carry about half of all travel in Wake County, North Carolina, 50% of vehicle-miles. A typical local road sees 8,265 vehicles per day.
Spread over 1,591 miles and 49,609 segments, 78% of the road network, local roads carry a lighter load per mile: 13,311,522 vehicle-miles traveled per day (≈4.9 billion per year). About 1 in 23 vehicles on non-highway roads is a truck (4.3%).
The highest driver income of any county in North Carolina
The concentration of trucks on non-highway roads is 48% lower than on highways.
The non-highway congestion ratio of 23.7% is 34% higher than the state level, suggesting slower local mobility than the state average.
Wake also has the highest average driver income in North Carolina among trip origins - $111,267. The driver population here skews younger than 91% of counties in North Carolina.