
Total Traffic Volume & Performance in Grand Forks County, North Dakota
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,133 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.3% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 35.2 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. | 15.7% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 38.1 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $83,119 |
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A typical monitored road in Grand Forks County, North Dakota sees 3,133 vehicles per day, while its 535 miles of monitored roads together handle 1,036,036 vehicle-miles traveled per day (≈378 million per year). Trucks are a smaller part of the mix than across North Dakota: 8.3% against 11.1%.
Busier roads than 92% of counties in North Dakota
Grand Forks sees 44% higher average daily traffic volume than the state average (3,133 vehicles per day against 2,174), suggesting more demand on each road - more exposure for roadside businesses, and more competition for road space. Network-wide, Grand Forks accounts for about 5.9% of North Dakota's statewide total of vehicle-miles. By volume, Grand Forks's 3,133 vehicles per day outpaces 92% of counties in North Dakota.
The average trip takes 35.2 minutes, on par with the state level. Its average travel time of 35.2 minutes is shorter than 69% of counties in North Dakota.
Congestion runs 48% higher than the state level, at a ratio of 15.7%, which means more pronounced congestion - a factor for delivery windows and signal timing.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Grand Forks County, North Dakota
| Traffic | vehicles per day2,459 |
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| Trucks | 12.4% |
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| Average travel time | 39.7 min |
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| Congestion ratio | 5.5% |
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| Drivers’ average age | 38.1 yrs |
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| Drivers’ average income | $85,658 |
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Highways carry a significant share of travel in Grand Forks County, North Dakota: 42% of all vehicle-miles. The average highway carries 2,459 vehicles per day, 23% less than the average non-highway road in the same area, which carries 3,201 vehicles per day.
With 30% of the road miles (160 miles in 319 segments), highways punch above their length, carrying 431,002 vehicle-miles traveled per day (≈157 million per year).
By highway travel volume, Grand Forks outranks 82% of counties in North Dakota.
Lower highway truck share than 85% of counties in North Dakota
Highway truck concentration here runs 14% lower than the state average, at 12.4%. The highway traffic mix is typical for North Dakota: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 85% of counties in North Dakota. Grand Forks's highway truck count is higher than 65% of counties in North Dakota, at roughly 306 trucks per day.

Non-highway Traffic in Grand Forks County, North Dakota
| Traffic | vehicles per day3,201 |
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| Trucks | 5.3% |
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| Average travel time | 34.8 min |
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| Congestion ratio | 16.7% |
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| Drivers’ average age | 38.1 yrs |
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| Drivers’ average income | $81,833 |
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A little more than half of the driving in Grand Forks County, North Dakota happens on local roads: 58% of all vehicle-miles. The average non-highway road carries 3,201 vehicles per day.
Local roads also make up about 70% of the monitored road miles: 375 miles in 3,167 segments, together carrying 605,033 vehicle-miles traveled per day (≈221 million per year). Trucks make up 5.3% of non-highway traffic, about 1 in 19 vehicles.
The youngest drivers of any county in North Dakota
Non-highway roads carry a truck concentration that's 57% lower than the highway network.
Non-highway congestion (16.7%) runs 54% higher than the state average, pointing to slower local traffic flow.
Grand Forks's average driver income is higher than 67% of counties in North Dakota. Drivers here also skew toward the lowest median age in North Dakota, at 38 years.