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Sitka, Alaska Traffic Counts

This page delivers traffic analytics for Sitka, Alaska. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Sitka, Alaska among 16 road miles divided in 642 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 128 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.

4,220

Trucks

Trucks

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

6.0%

Average travel time

Average travel time

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

29.3 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.

11.7%

Drivers’ average age

Drivers’ average age

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

47.1 yrs

Drivers’ average income

Drivers’ average income

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

$101,487

Our data indicates an estimated average traffic volume of 4,220 vehicles per day in Sitka, Alaska that results in 57,530 vehicle-miles traveled per day (≈21.0 million per year). The traffic stream is comprised of an average of 1 truck for every 17 vehicles. Typical time spent behind the wheel per trip is 29.3 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Alaska state averages: Sitka sees 11% lower average daily traffic volume than the state average (4,220 vehicles per day against 4,749), suggesting less demand on each road - a critical factor for logistics and site planning. Across the whole network that adds up to 57,530 vehicle-miles traveled per day (≈21.0 million per year), roughly 0.6% of Alaska's statewide total. The average trip takes 29.3 minutes, 14% lower than the state level. Congestion runs 21% lower than the state level, at a ratio of 11.7% - smoother traffic flow - crucial for traffic control improvement and logistics planning. By volume, Sitka's 4,220 vehicles per day outpaces 78% of counties in Alaska. Its average travel time of 29.3 minutes is longer than 11% of counties in Alaska.

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.

4,220

Trucks

Trucks

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

6.0%

Average travel time

Average travel time

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

29.3 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.

11.7%

Drivers’ average age

Drivers’ average age

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

47.1 yrs

Drivers’ average income

Drivers’ average income

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

$101,487

The non-highway road network in Sitka, Alaska supports a substantial volume of traffic. The average non-highway road carries 4,220 vehicles per day. That average covers 16 non-highway road miles divided in 642 segments (average segment length 128 ft), together carrying 57,530 vehicle-miles traveled per day (≈21.0 million per year). Trucks constitute 6.0% of non-highway traffic.

Analytical insight

Non-highway congestion (11.7%) runs 22% lower than the state average, pointing to smoother local traffic flow. Overall, average travel time here is longer than 11% of counties in Alaska. Trip origins here have higher average income than 89% of counties in Alaska. 61% of counties in Alaska have a younger driver population than Sitka.

Time-of-Day & Seasonal Patterns

peak hours icon
Peak Traffic Windows
Weekday peaks:
AM peak 8:00 AM–9:00 AM and PM peak 6:00 PM–7:00 PM, with volumes reaching approximately 81% higher than the daily average.
Weekend traffic:
Weekend volumes run about 22% below weekday levels.
seasonal traffic icon
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +15% versus the annual average.
Lowest month:
December is the quietest month, with volumes -16% versus the annual average.

Analytical insight

In Sitka, Alaska, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is pronounced at +15% in high season.

Traffic Flow Profile Comparison

Metric

Sitka

Alaska
Average

Difference

Traffic

4,220

4,749

-11.1%

Truck % (Total Traffic)

6.0%

6.7%

-11.7%

Truck % (Highway)

8.3%

Avg. Travel Time

29.3 min

34.0 min

-13.9%

How Sitka compares

Sitka against nearby areas

Compared with its 4 closest neighbours, Sitka carries 62.2% more traffic on a typical road; it has the second busiest roads of the five.

Sitka and the 4 nearest county-level areas by centroid distance, with the Alaska average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Sitka4,2206.0%57,53029.3 min11.7%
Petersburg, Alaska2,3225.3%11,17333.0 min6.6%
Juneau, Alaska4,6766.0%408,08132.0 min12.0%
Haines, Alaska1,3857.3%1,65423.6 minN/A
Wrangell, Alaska2,0238.0%4,77735.6 min3.4%
Alaska average4,7496.7%N/A34.0 min14.9%

Sitka ranked within Alaska

On average driver income, Sitka is among the three highest county-level areas in Alaska.

Where Sitka sits among Alaska'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.
MeasureSitkaAlaska rank
Traffic volume (AADT)4,220#5 of 19
Average travel time29.3 min#17 of 19
Average driver income$101,487#3 of 19
Average driver age47.1 yrs#8 of 19

Sitka ranks #3 of 19 on average driver income but #17 of 19 on average travel time - 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

AlaskaDepartment 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 Sitka

The same traffic breakdown for the areas closest to Sitka, Alaska.

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