
Total Traffic Volume & Performance in Garfield County, Washington
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day1,873 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 13.2% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 57.5 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. | 5.6% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 54.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $68,463 |
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Our data shows 1,873 vehicles per day on the average road in Garfield County, Washington, and 70,251 vehicle-miles traveled per day (≈25.6 million per year) across its 49 miles of monitored roads. Freight weighs heavily here: trucks are 13.2% of traffic, against 7.1% across Washington.
The longest trips of any county in Washington
Garfield sees 74% lower average daily traffic volume than the state average (1,873 vehicles per day against 7,322), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Across the whole network, that travel is less than 0.1% of Washington's statewide total. Garfield carries less traffic than 87% of counties in Washington.
At 57.5 minutes, the average travel time is 73% higher than the state level. Garfield additionally records the highest average travel time of any county in Washington - 57.5 minutes.
The congestion ratio of 5.6% is 72% lower, pointing to smoother traffic flow than the state level - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Garfield County, Washington
| Traffic | vehicles per day2,305 |
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| Trucks | 13.2% |
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| Average travel time | 55.0 min |
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| Congestion ratio | 5.6% |
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| Drivers’ average age | 54.8 yrs |
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| Drivers’ average income | $68,564 |
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Highways carry nearly all of the traffic in Garfield County, Washington, 91% of all vehicle-miles. The average highway carries 2,305 vehicles per day, 615% more than the average non-highway road in the same area, which carries 322 vehicles per day.
With 69% of the road miles (34 miles in 201 segments), highways punch above their length, carrying 64,041 vehicle-miles traveled per day (≈23.4 million per year).
The fewest highway trucks of any county in Washington
At 13.2%, highway truck share is 38% higher than the state average. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Garfield's highway truck share (13.2%) is higher than 75% of counties in Washington. At roughly 246 trucks per day, Garfield carries the lowest volume of highway trucks in Washington.

Non-highway Traffic in Garfield County, Washington
| Traffic | vehicles per day322 |
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| Trucks | 14.3% |
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| Average travel time | 66.3 min |
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| Drivers’ average age | 58.5 yrs |
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| Drivers’ average income | $49,947 |
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Only a small share of travel in Garfield County, Washington happens on local roads: 9% of vehicle-miles. On the average non-highway road, that comes to 322 vehicles per day.
Spread over 15 miles and 56 segments, 31% of the road network, local roads carry a lighter load per mile: 6,209 vehicle-miles traveled per day (≈2.3 million per year). About 1 in 7 vehicles on non-highway roads is a truck (14.3%).
Older drivers than 84% of counties in Washington
Non-highway roads carry a truck concentration that's 9% higher than the highway network.
Garfield's average driver income is lower than 79% of counties in Washington. The driver population here skews older than 84% of counties in Washington.