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Skamania County, Washington Traffic Counts

This page delivers traffic analytics for Skamania County, Washington. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Skamania County, Washington among 115 road miles divided in 1,334 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 453 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.

1,608

Trucks

Trucks

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

8.4%

Average travel time

Average travel time

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

33.9 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.

9.1%

Drivers’ average age

Drivers’ average age

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

52.6 yrs

Drivers’ average income

Drivers’ average income

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

$85,124

Our data indicates an estimated average traffic volume of 1,608 vehicles per day in Skamania County, Washington that results in 195,228 vehicle-miles traveled per day (≈71.3 million per year). The traffic stream is comprised of an average of 1 truck for every 12 vehicles. Typical time spent behind the wheel per trip is 33.9 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Washington state averages: At 1,608 vehicles per day, the average monitored road in Skamania carries 78% less traffic than the state average of 7,322 vehicles per day - a critical factor for logistics and site planning. Network-wide, Skamania accounts for about 0.1% of Washington's statewide total, at 195,228 vehicle-miles traveled per day (≈71.3 million per year). The average trip takes 33.9 minutes, 2% higher than the state level. The congestion ratio of 9.1% is 54% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. By volume, Skamania's 1,608 vehicles per day outpaces 8% of counties in Washington. On travel time, Skamania runs longer than 58% of counties in Washington.

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.

1,608

Trucks

Trucks

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

8.4%

Average travel time

Average travel time

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

33.9 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.

9.1%

Drivers’ average age

Drivers’ average age

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

52.6 yrs

Drivers’ average income

Drivers’ average income

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

$85,124

The non-highway road network in Skamania County, Washington supports a substantial volume of traffic. The average non-highway road carries 1,608 vehicles per day. That average covers 115 non-highway road miles divided in 1,334 segments (average segment length 453 ft), together carrying 195,228 vehicle-miles traveled per day (≈71.3 million per year). Trucks constitute 8.4% of non-highway traffic.

Analytical insight

At 53% lower than the state level, the non-highway congestion ratio of 9.1% signals easier movement on local roads. Overall, average travel time here is longer than 58% of counties in Washington. 71% of counties in Washington see lower average driver income among trip origins than Skamania. The driver population here skews older than 71% of counties in Washington.

Time-of-Day & Seasonal Patterns

Analytical insight

In Skamania County, Washington, the peak hour concentrates about 8% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Skamania

Washington
Average

Difference

Traffic

1,608

7,322

-78.0%

Truck % (Total Traffic)

8.4%

7.1%

+18.3%

Truck % (Highway)

9.5%

Avg. Travel Time

33.9 min

33.2 min

+2.1%

How Skamania County compares

Skamania County against nearby areas

Set against the average of the 4 areas nearest to it, Skamania County moves 2.9% of the total daily travel and carries 74.1% less traffic on a typical road; it has the quietest roads of the five. Less traffic and more room for it - the roads here run both quieter and freer than the areas around them.

Skamania County and the 4 nearest county-level areas by centroid distance, with the Washington average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Skamania County1,6088.4%195,22833.9 min9.1%
Clark County, Washington6,2095.7%8,959,05229.8 min20.3%
Hood River County, Oregon3,26414.6%1,051,29728.6 min12.7%
Cowlitz County, Washington5,12012.3%3,588,92233.2 min15.0%
Multnomah County, Oregon10,2437.2%13,759,96935.7 min26.9%
Washington average7,3227.1%N/A33.2 min19.9%

Skamania County ranked within Washington

Skamania County sits in the bottom quarter of the Washington field on average daily traffic volume, at #36 of 39.

Where Skamania County sits among Washington'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.
MeasureSkamania CountyWashington rank
Traffic volume (AADT)1,608#36 of 39
Average travel time33.9 min#17 of 39
Average driver income$85,124#12 of 39
Average driver age52.6 yrs#12 of 39

The two ends of this table sit far apart: #12 of 39 on average driver income, against #36 of 39 on average daily traffic volume.

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

WashingtonDepartment 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 Skamania County

The same traffic breakdown for the areas closest to Skamania County, Washington.

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