
Total Traffic Volume & Performance in Teton County, Wyoming
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,299 |
|---|
Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.0% |
|---|
Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.8 min |
|---|
Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 8.3% |
|---|
Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 44.4 yrs |
|---|
Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $112,453 |
|---|
A typical monitored road in Teton County, Wyoming sees 5,299 vehicles per day, while its 280 miles of monitored roads together handle 990,568 vehicle-miles traveled per day (≈362 million per year). Traffic here is mostly passenger cars: only 7.0% trucks, against 17.9% across Wyoming.
Busier roads than 95% of counties in Wyoming
Teton sees 45% higher average daily traffic volume than the state average (5,299 vehicles per day against 3,650), suggesting more demand on each road - more exposure for roadside businesses, and more competition for road space. Network-wide, Teton accounts for about 4.5% of Wyoming's statewide total of vehicle-miles. Teton carries more traffic than 95% of counties in Wyoming.
The average trip takes 30.8 minutes, 11% lower than the state level. Its average travel time of 30.8 minutes is shorter than 86% of counties in Wyoming.
Congestion runs 28% lower than the state level, at a ratio of 8.3%, which means smoother traffic flow - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Teton County, Wyoming
| Traffic | vehicles per day10,878 |
|---|
| Trucks | 7.5% |
|---|
| Average travel time | 29.0 min |
|---|
| Drivers’ average age | 44.5 yrs |
|---|
| Drivers’ average income | $115,301 |
|---|
Highways carry about half of all travel in Teton County, Wyoming, 55% of vehicle-miles. The average highway carries 10,878 vehicles per day, 236% more than the average non-highway road in the same area, which carries 3,237 vehicles per day.
With 28% of the road miles (79 miles in 555 segments), highways punch above their length, carrying 542,211 vehicle-miles traveled per day (≈198 million per year).
By highway travel volume, Teton outranks 53% of counties in Wyoming.
The lowest highway truck share of any county in Wyoming
Highway truck concentration here runs 68% lower than the state average, at 7.5%. Highways here carry mainly commuter and local trips, with little through freight.
By share, Teton has the lowest highway truck concentration in Wyoming, at 7.5%. Teton's highway truck count is higher than 63% of counties in Wyoming, at roughly 816 trucks per day.

Non-highway Traffic in Teton County, Wyoming
| Traffic | vehicles per day3,237 |
|---|
| Trucks | 6.5% |
|---|
| Average travel time | 31.4 min |
|---|
| Congestion ratio | 8.3% |
|---|
| Drivers’ average age | 44.3 yrs |
|---|
| Drivers’ average income | $109,041 |
|---|
Local roads carry about half of all travel in Teton County, Wyoming, 45% of vehicle-miles. On the average non-highway road, that comes to 3,237 vehicles per day.
Spread over 201 miles and 1,502 segments, 72% of the road network, local roads carry a lighter load per mile: 448,358 vehicle-miles traveled per day (≈164 million per year). Trucks make up 6.5% of non-highway traffic, about 1 in 15 vehicles.
The highest driver income of any county in Wyoming
Compared to highways, non-highway routes see 14% fewer trucks by share.
At 29% lower than the state level, the non-highway congestion ratio of 8.3% signals easier movement on local roads.
Trips here originate from the highest average driver income in Wyoming, at $112,453. Teton's median driver age is lower than 86% of counties in Wyoming.