
Total Traffic Volume & Performance in Davis County, Utah
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day13,720 |
|---|
Trucks The percentage of the total traffic volume composed of heavy vehicles. | 6.8% |
|---|
Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 31.1 min |
|---|
Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 26.5% |
|---|
Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 40.1 yrs |
|---|
Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $107,337 |
|---|
A typical monitored road in Davis County, Utah sees 13,720 vehicles per day, while its 485 miles of monitored roads together handle 9,257,939 vehicle-miles traveled per day (≈3.4 billion per year). About 1 in 15 vehicles is a truck, fewer than the 1 in 11 across Utah.
The busiest roads of any county in Utah
Davis's average daily traffic volume is 35% higher than the state average - 13,720 vehicles per day against 10,198 - suggesting more traffic load per road - more exposure for roadside businesses, and more competition for road space. Across the whole network, that travel is about 11% of Utah's statewide total. At 13,720 vehicles per day, Davis posts the highest average traffic volume in Utah.
The average trip takes 31.1 minutes, on par with the state level. Its average travel time of 31.1 minutes is shorter than 75% of counties in Utah.
The congestion ratio of 26.5% is 25% higher, pointing to more pronounced congestion than the state level - expect slower peak-hour deliveries and less predictable arrival times.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Davis County, Utah
| Traffic | vehicles per day44,444 |
|---|
| Trucks | 9.2% |
|---|
| Average travel time | 40.0 min |
|---|
| Congestion ratio | 59.4% |
|---|
| Drivers’ average age | 39.8 yrs |
|---|
| Drivers’ average income | $103,248 |
|---|
Highways carry more than half of all travel in Davis County, Utah (56% of vehicle-miles). The average highway carries 44,444 vehicles per day, 240% more than the average non-highway road in the same area, which carries 13,078 vehicles per day.
Highways make up 23% of the monitored road miles (114 miles, 293 segments), so they carry more than their share: 5,170,833 vehicle-miles traveled per day (≈1.9 billion per year).
That puts Davis among the top 3 counties in Utah for highway travel volume.
More highway trucks than 96% of counties in Utah
At 9.2%, highway truck share is 25% lower than the state average. Trucks are a small share of a very large highway flow, so Davis still moves heavy freight volumes alongside its passenger traffic.
By truck concentration, highways here trail 75% of counties in Utah. By raw truck volume, Davis carries more highway trucks than 96% of counties in Utah.

Non-highway Traffic in Davis County, Utah
| Traffic | vehicles per day13,078 |
|---|
| Trucks | 3.8% |
|---|
| Average travel time | 30.9 min |
|---|
| Congestion ratio | 25.9% |
|---|
| Drivers’ average age | 40.3 yrs |
|---|
| Drivers’ average income | $111,465 |
|---|
Local roads carry a significant share of travel in Davis County, Utah: 44% of all vehicle-miles. The average non-highway road carries 13,078 vehicles per day.
Spread over 372 miles and 14,017 segments, 77% of the road network, local roads carry a lighter load per mile: 4,087,106 vehicle-miles traveled per day (≈1.5 billion per year). About 1 in 26 vehicles on non-highway roads is a truck (3.8%).
Drivers from higher-income areas than 89% of counties in Utah
Compared to highways, non-highway routes see 59% fewer trucks by share.
Non-highway congestion (25.9%) runs slightly higher than the state level (14% higher).
Trip origins here have higher average income than 89% of counties in Utah. 82% of counties in Utah have an older driver population than Davis.