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Grant County, Oregon Traffic Counts

This page delivers traffic analytics for Grant County, Oregon. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Grant County, Oregon among 110 road miles divided in 767 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 757 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.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

Traffic

The average number of vehicles that travel each day over any road in the road network.

1,554

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

9.3%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

35.3 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.

6.0%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

56.5 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$69,653

Our data indicates an estimated average traffic volume of 1,554 vehicles per day in Grant County, Oregon that results in 114,567 vehicle-miles traveled per day (≈41.8 million per year). The traffic stream is comprised of an average of 1 truck for every 11 vehicles. Typical time spent behind the wheel per trip is 35.3 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Oregon state averages: Grant's average daily traffic volume is 74% lower than the state average - 1,554 vehicles per day against 5,908 - suggesting less traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 114,567 vehicle-miles traveled per day (≈41.8 million per year), roughly 0.1% of Oregon's statewide total. The average trip takes 35.3 minutes, 3% higher than the state level. At 64% lower than the state level, the 6.0% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. By volume, Grant's 1,554 vehicles per day outpaces 9% of counties in Oregon. 54% of counties in Oregon have a shorter average travel time than Grant's 35.3 minutes.

Highway vs. Non-Highway Traffic Analysis

Analytical insight

N/A
non-highway traffic icon

Non-highway traffic

Traffic

Traffic

The average number of vehicles that travel each day over any road in the road network.

1,554

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

9.3%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

35.3 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.

6.0%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

56.5 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$69,653

The non-highway road network in Grant County, Oregon supports a substantial volume of traffic. The average non-highway road carries 1,554 vehicles per day. That average covers 110 non-highway road miles divided in 767 segments (average segment length 757 ft), together carrying 114,567 vehicle-miles traveled per day (≈41.8 million per year). Trucks constitute 9.3% of non-highway traffic.

Analytical insight

The non-highway congestion ratio of 6.0% is 63% lower than the state level, suggesting more efficient local mobility than the state average. Grant's overall average travel time exceeds 54% of counties in Oregon. Trip origins here have higher average income than 46% of counties in Oregon. Grant's median driver age is higher than 89% of counties in Oregon.

Time-of-Day & Seasonal Patterns

peak hours icon
Peak Traffic Windows
Weekday peaks:
AM peak 11:00 AM–12:00 PM and PM peak 4:00 PM–5:00 PM, with volumes reaching approximately 97% higher than the daily average.
Weekend traffic:
Weekend volumes run about 6% below weekday levels.
seasonal traffic icon
Seasonal Fluctuation
Busy season:
July–September is the high season, with volumes +30% versus the annual average.
Lowest month:
January is the quietest month, with volumes -39% versus the annual average.

Analytical insight

In Grant County, Oregon, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is pronounced at +30% in high season.

Traffic Flow Profile Comparison

Metric

Grant

Oregon
Average

Difference

Traffic

1,554

5,908

-73.7%

Truck % (Total Traffic)

9.3%

9.2%

+1.0%

Truck % (Highway)

12.0%

Avg. Travel Time

35.3 min

34.3 min

+3.0%

How Grant County compares

Grant County against nearby areas

Against the 4 nearest areas, Grant County moves 10.7% of the total daily travel and runs 14.8 percentage points less truck traffic; it has the fourth busiest roads of the five. Smaller and quieter on both counts: a shorter network than the areas around it, carrying lighter traffic across it.

Grant County and the 4 nearest county-level areas by centroid distance, with the Oregon average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Grant County1,5549.3%114,56735.3 min6.0%
Wheeler County, Oregon78143.2%22,04942.5 min2.7%
Baker County, Oregon2,13521.4%1,127,54941.8 min6.9%
Morrow County, Oregon1,99716.2%735,70934.8 min5.8%
Umatilla County, Oregon3,28615.6%2,380,85931.7 min10.4%
Oregon average5,9089.2%N/A34.3 min16.6%

Grant County ranked within Oregon

Average daily traffic volume places Grant County #33 of 36 in Oregon - the bottom quarter of the state.

Where Grant County sits among Oregon's county-level areas on each measure. Rank 1 is the highest value in the state, whether or not that is the outcome you want; the field size differs by measure because not every county carries highway data.
MeasureGrant CountyOregon rank
Traffic volume (AADT)1,554#33 of 36
Average travel time35.3 min#17 of 36
Average driver income$69,653#20 of 36
Average driver age56.5 yrs#5 of 36

Grant County ranks #5 of 36 on average driver age but #33 of 36 on average daily traffic volume - the two describe the same roads and are worth reading together rather than either on its own.

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)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

OregonDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
TrafficZoom methodology
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Data current as of:
Q3 2026

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Counties near Grant County

The same traffic breakdown for the areas closest to Grant County, Oregon.

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