This page delivers traffic analytics for Gilliam County, Oregon. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Gilliam County, Oregon among 108 road miles divided in 274 segments. Our metrics go beyond simple volume counts to provide actionable insights on traffic intensity, congestion, commercial vehicle flow, and network performance with highest possible granularity (average segment length is 2,074 ft). Whether you are evaluating a new retail location, planning logistics routes, or assessing infrastructure needs, this data helps you move from assumptions to certainty.
Data sourced from TrafficZoom's proprietary analytics platform.
The average number of vehicles that travel each day over any road in the road network.
1,432
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
22.5%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
57.5 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
4.8%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
46.3 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$70,858
Our data indicates an estimated average traffic volume of 1,432 vehicles per day in Gilliam County, Oregon that results in 432,774 vehicle-miles traveled per day (≈158 million per year). The traffic stream is comprised of an average of 1 truck for every 4 vehicles. Typical time spent behind the wheel per trip is 57.5 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Oregon state averages: At 1,432 vehicles per day, the average monitored road in Gilliam carries 76% less traffic than the state average of 5,908 vehicles per day - a critical factor for logistics and site planning. In total volume terms, its road network carries 432,774 vehicle-miles traveled per day (≈158 million per year), about 0.5% of Oregon's statewide total. Journey times run 68% higher than the state level, at 57.5 minutes on average. The congestion ratio of 4.8% is 71% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. By volume, Gilliam's 1,432 vehicles per day outpaces 6% of counties in Oregon. It also posts the highest average travel time in Oregon, at 57.5 minutes.
Highway vs. Non-Highway Traffic Analysis
Highway Traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
6,329
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
23.0%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
62.6 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
15.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
45.8 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$71,084
A significant volume of traffic in Gilliam County, Oregon utilizes the highway network. The average highway carries 6,329 vehicles per day, 684% more than the average non-highway road in the same area, which carries 808 vehicles per day. That average covers 56 highway road miles divided in 31 segments (average segment length 9,541 ft), together carrying 406,039 vehicle-miles traveled per day (≈148 million per year). Trucks constitute 23.0% of highway traffic.
Analytical insight
At 23.0%, highway truck share is 92% higher than the state average, marking Gilliam as a significant freight corridor - underscoring the importance of highway access for logistics operators. 94% of counties in Oregon see a lower highway truck share than Gilliam's 23.0%. Gilliam's highway truck count is higher than 75% of counties in Oregon, at roughly 1,458 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
808
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
14.0%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
56.8 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
3.5%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
59.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$65,549
The non-highway road network in Gilliam County, Oregon supports a substantial volume of traffic. The average non-highway road carries 808 vehicles per day, 87% less than the average highway in the same area, which carries 6,329 vehicles per day. That average covers 52 non-highway road miles divided in 243 segments (average segment length 1,121 ft), together carrying 26,735 vehicle-miles traveled per day (≈9.8 million per year). Trucks constitute 14.0% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 39% fewer trucks by share. The non-highway congestion ratio of 3.5% is 79% lower than the state level, suggesting more efficient local mobility than the state average. Gilliam also posts the highest overall average travel time in Oregon - 57.5 minutes. 54% of counties in Oregon see lower average driver income among trip origins than Gilliam. The driver population here skews older than 30% of counties in Oregon.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 8:00 AM–12:00 PM and PM peak 2:00 PM–3:00 PM, with volumes reaching approximately 77% higher than the daily average.
Weekend traffic:
Weekend volumes run about 31% below weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +22% versus the annual average.
Lowest month:
December is the quietest month, with volumes -25% versus the annual average.
Analytical insight
In Gilliam County, Oregon, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +22% in high season.
Traffic Flow Profile Comparison
Metric
Gilliam
Oregon
Average
Difference
Traffic
1,432
5,908
-75.8%
Truck % (Total Traffic)
22.5%
9.2%
+144.0%
Truck % (Highway)
23.0%
12.0%
+92.1%
Avg. Travel Time
57.5 min
34.3 min
+67.6%
Frequently Asked Questions
The average daily traffic volume is calculated at 1,432 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - at 57.5 minutes, Gilliam has the highest average travel time of any county in Oregon.
The average travel time for drivers is 57.5 minutes, offering a standard metric for commute and delivery route planning.
Approximately 87% of highway traffic and 2% of non-highway traffic consists of vehicles whose trip originates outside Gilliam County, Oregon. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Weekday peaks occur between 8:00 AM and 12:00 PM in the morning and between 2:00 PM and 3:00 PM in the evening - about 77% above the daily average.
Traffic volumes are typically 22% higher during June–August. Volumes drop to their lowest levels in December, averaging 1,072 vehicles per day - a 25% decrease from the annual average.
Data Sources & Methodology
The data presented on this page is derived from TrafficZoom's proprietary analytics platform, which aggregates and normalizes information from multiple sources, including:
Mobile device location data (anonymized and aggregated)
