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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day10,198 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 8.9% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 32.2 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 21.2% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 39.3 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $97,099 |
A typical monitored road in Utah sees 10,198 vehicles per day, while its 11,326 miles of monitored roads together handle 87,040,466 vehicle-miles traveled per day (≈31.8 billion per year). About 1 in 11 vehicles is a truck, in line with the US (9.3%).
Utah's average daily traffic volume is 46% higher than the national average - 10,198 vehicles per day against 6,986 - suggesting more traffic load per road - a busier backdrop for retail sites, at the cost of slower access. Network-wide, Utah accounts for about 1.1% of the national total of vehicle-miles. By volume, Utah's 10,198 vehicles per day outpaces 96% of states nationwide.
Journey times here (32.2 minutes on average) closely track the national level. On travel time, Utah runs shorter than 79% of states nationwide.
Congestion is somewhat higher than the national level, at a ratio of 21.2% (12% higher) - crucial for traffic control improvement and logistics planning.
| Traffic | vehicles per day21,520 |
|---|---|
| Trucks | 12.3% |
| Average travel time | 38.2 min |
| Congestion ratio | 43.2% |
| Drivers’ average age | 40.4 yrs |
| Drivers’ average income | $95,236 |
A little more than half of the driving in Utah happens on highways: 55% of all vehicle-miles. The average highway carries 21,520 vehicles per day, 128% more than the average non-highway road in the same area, which carries 9,450 vehicles per day.
Highways make up 28% of the monitored road miles (3,177 miles, 10,052 segments), so they carry more than their share: 48,120,631 vehicle-miles traveled per day (≈17.6 billion per year).
Highway truck concentration here runs 6% lower than the national average, at 12.3%. The highway traffic mix is typical for the US: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 60% of states nationwide. By raw truck volume, Utah carries more highway trucks than 60% of states nationwide.
| Traffic | vehicles per day9,450 |
|---|---|
| Trucks | 4.7% |
| Average travel time | 31.9 min |
| Congestion ratio | 22.7% |
| Drivers’ average age | 39.0 yrs |
| Drivers’ average income | $98,795 |
A significant share of driving in Utah, 45% of vehicle-miles, happens on local roads. A typical local road sees 9,450 vehicles per day.
Local roads make up 72% of the monitored road miles (8,149 miles in 152,170 segments) but carry less than their share of travel: 38,919,836 vehicle-miles traveled per day (≈14.2 billion per year). The truck share on non-highway roads is 4.7%.
Compared to highways, non-highway routes see 62% fewer trucks by share.
At 24% higher than the national level, the non-highway congestion ratio of 22.7% signals more friction on local roads.
72% of states nationwide see lower average driver income among trip origins than Utah. Utah's median driver age is lower than 98% of states nationwide.
The average daily traffic per road sets Utah apart: 46% above the United States average.
| Metric | Utah | United States average | Difference |
|---|---|---|---|
| Traffic | 10,198 | 6,986 | +46.0% |
| Truck % (Total Traffic) | 8.9% | 9.3% | -4.5% |
| Truck % (Highway) | 12.3% | 13.1% | -5.6% |
| Avg. Travel Time | 32.2 min | 33.3 min | -3.4% |
Set against the average of the 4 states nearest to it, Utah carries 69.6% more traffic on a typical road and is 40.6% more congested; it has the busiest roads of the five. It is where traffic concentrates in this corner of the map - the local bottleneck, with more vehicles per road AND less room to absorb them.
| State | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Utah | 10,198 | 8.9% | 87,040,466 | 32.2 min | 21.2% |
| Nevada | 7,914 | 9.7% | 63,246,043 | 33.8 min | 17.1% |
| Wyoming | 3,650 | 17.9% | 21,843,304 | 34.5 min | 11.5% |
| Idaho | 5,734 | 9.7% | 45,169,444 | 33.8 min | 16.0% |
| Colorado | 6,752 | 8.4% | 127,026,550 | 33.2 min | 15.7% |
| United States average | 6,986 | 9.3% | N/A | 33.3 min | 18.9% |
Together, those three counties carry 55.5% of all the vehicle-miles measured in the state.
| County | Daily vehicle-miles | Average daily traffic | Truck share | Road miles |
|---|---|---|---|---|
| 1. Salt Lake County | 25,179,994 | 12,656 | 5.9% | 1,503 |
| 2. Utah County | 13,897,598 | 10,104 | 6.0% | 1,170 |
| 3. Davis County | 9,257,939 | 13,720 | 6.8% | 485 |
Together, those five counties carry 18.6% of the truck vehicle-miles driven in the state.
| County | Truck share | Truck share on highways | Average daily traffic | Daily vehicle-miles |
|---|---|---|---|---|
| 1. Tooele County | 19.3% | 25.1% | 9,491 | 3,124,748 |
| 2. Millard County | 18.7% | 20.0% | 1,989 | 1,572,278 |
| 3. Emery County | 18.3% | 22.9% | 2,233 | 792,794 |
| 4. Juab County | 17.7% | 19.4% | 3,413 | 1,397,495 |
| 5. Beaver County | 17.6% | 19.9% | 3,251 | 914,246 |
Asking the same question of truck vehicle-miles gives a different answer - Salt Lake County, Utah County, Davis County, Tooele County and Box Elder County, together 52.5% of all truck travel in Utah.
On their busiest stretches, the top three roads on this list in Utah carry 148,286 vehicles a day on average, 14.5 times the typical road in the state (10,198).
Veterans Memorial Highway in Salt Lake County tops the list with 174,942 vehicles a day, 12,156 of them trucks (7.0%). Veterans Memorial Highway in Davis County carries the most trucks on the list, 13,666 a day (8.9% of its traffic), although it ranks #2 for all traffic.
Freight stands out on Dwight D. Eisenhower Highway in Summit County and Veterans Memorial Highway in Washington County: trucks are 21.4% and 14.8% of the traffic there, against 8.9% state-wide.
Trips using Dwight D. Eisenhower Highway in Summit County are long: a median of 46.6 minutes against 32.2 state-wide, the mark of a through route.
Drivers on Veterans Memorial Highway in Washington County are noticeably older, with a median age of 47.5 against 39.3 across the state.
Only named roads are listed. Some unnamed segments, such as ramps or unlabeled carriageways, may carry as much traffic as the roads shown.
Veterans Memorial Highway is one of the more congested roads here: trips take 81% longer than at free-flow speed, against 21% state-wide.
Delays build on Veterans Memorial Highway: its congestion ratio of 85% over free-flow time is well above the state's 21%.
Veterans Memorial Highway is a trunk route for the state, carrying 11.5 times the state average on its busiest stretch; trucks are 8.5% of it, in line with the state-wide 8.9%.
Drivers on Veterans Memorial Highway are on long journeys, a median 43.9 minutes against 32.2 state-wide: a through route more than a local street.
UT 201 carries 8.8 times the state average at its busiest, 7,760 of them trucks (8.7%, in line with the state-wide 8.9%).
Belt Route carries 7.8 times the state average on its busiest stretch, where the median trip lasts 34.3 minutes.
At 7.7 times the state average, Bangerter Highway draws drivers from neighborhoods averaging $108,455 in household income.
A main artery: Dwight D. Eisenhower Highway's busiest stretch carries 7.6 times the state average; trucks are 9.8% of it, above the state-wide 8.9%.
Antelope Drive is a trunk route for the state, carrying 7.2 times the state average on its busiest stretch; trucks are 3.5% of it, below the state-wide 8.9%.
Riverdale Road carries 6.2 times the state average at its busiest, 2,542 of them trucks (4.0%, below the state-wide 8.9%).
Only named roads are listed. Some unnamed segments, such as ramps or unlabeled carriageways, may carry as much traffic as the roads shown.
Veterans Memorial Highway carries through traffic: the median trip using it lasts 41.9 minutes, against 32.2 for the state.
Belt Route carries 4.4 times the state average at its busiest, 5,783 of them trucks (13.0%, above the state-wide 8.9%).
Dwight D. Eisenhower Highway carries 2.6 times the state average on its busiest stretch, where the median trip lasts 46.6 minutes.
The average monitored road in Utah carries 10,198 vehicles per day, 46% more than the national average of 6,986.
Utah carries more traffic than 96% of states nationwide, averaging 10,198 vehicles per day.
Weekday traffic has two busy windows: a long morning plateau from 8:00 AM to 12:00 PM and PM peak 3:00 PM–6:00 PM - about 82% above the daily average.
Trucks make up about 8.9% of all traffic in Utah, rising to 12.3% on highways, where long-haul freight concentrates.
Drivers on Utah roads have a median age of 39 years, younger than the national average of 46, and the median household income of the neighborhoods trips originate from averages $97,099, 6% above the national average.
About 174,942 vehicles per day in both directions on its busiest stretch, including 12,156 trucks (7.0%). Traffic is lower on its quieter stretches; TrafficZoom shows the count for every segment.
About 13,666 trucks per day on its busiest stretch, 8.9% of its 152,873 vehicles.

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Traffic counts, truck share, congestion and driver demographics for each of the 29 counties TrafficZoom measures in Utah.