Need segment-level traffic data?

Identify traffic patterns street by street and analyze the exact corridors that matter to your project.

Get insights →
Home
United States
North DakotaSioux
traffic map

Sioux County, North Dakota Traffic Counts

This page delivers traffic analytics for Sioux County, North Dakota. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Sioux County, North Dakota among 87 road miles divided in 360 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 1,282 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
Find my place
total traffic icon

Total Traffic Volume & Performance

Traffic

Traffic

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

1,399

Trucks

Trucks

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

13.5%

Average travel time

Average travel time

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

32.0 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.

5.3%

Drivers’ average age

Drivers’ average age

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

41.5 yrs

Drivers’ average income

Drivers’ average income

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

$39,696

Our data indicates an estimated average traffic volume of 1,399 vehicles per day in Sioux County, North Dakota that results in 81,626 vehicle-miles traveled per day (≈29.8 million per year). The traffic stream is comprised of an average of 1 truck for every 7 vehicles. Typical time spent behind the wheel per trip is 32.0 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the North Dakota state averages: Sioux's average daily traffic volume is 36% lower than the state average - 1,399 vehicles per day against 2,174 - suggesting less traffic load per road, a critical factor for logistics and site planning. In total volume terms, its road network carries 81,626 vehicle-miles traveled per day (≈29.8 million per year), about 0.5% of North Dakota's statewide total. At 32.0 minutes, the average travel time is 14% lower than the state level. The congestion ratio of 5.3% is 50% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. By volume, Sioux's 1,399 vehicles per day outpaces 75% of counties in North Dakota. On travel time, Sioux runs longer than 13% of counties in North Dakota.

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.

1,399

Trucks

Trucks

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

13.5%

Average travel time

Average travel time

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

32.0 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.

5.3%

Drivers’ average age

Drivers’ average age

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

41.5 yrs

Drivers’ average income

Drivers’ average income

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

$39,696

The non-highway road network in Sioux County, North Dakota supports a substantial volume of traffic. The average non-highway road carries 1,399 vehicles per day. That average covers 87 non-highway road miles divided in 360 segments (average segment length 1,282 ft), together carrying 81,626 vehicle-miles traveled per day (≈29.8 million per year). Trucks constitute 13.5% of non-highway traffic.

Analytical insight

At 51% lower than the state level, the non-highway congestion ratio of 5.3% signals easier movement on local roads. Sioux's overall average travel time exceeds 13% of counties in North Dakota. Sioux also has the lowest average driver income in North Dakota among trip origins - $39,696. 8% of counties in North Dakota have a younger driver population than Sioux.

Time-of-Day & Seasonal Patterns

Analytical insight

In Sioux County, North Dakota, the peak hour concentrates about 8% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Sioux

North Dakota
Average

Difference

Traffic

1,399

2,174

-35.6%

Truck % (Total Traffic)

13.5%

11.1%

+21.6%

Truck % (Highway)

14.5%

Avg. Travel Time

32.0 min

37.0 min

-13.5%

How Sioux County compares

Sioux County against nearby areas

Set against the average of the 4 areas nearest to it, Sioux County moves 26.9% of the total daily travel and sees 25.3% shorter typical trips; it has the second busiest roads of the five. The mirror image of a big network: fewer road-miles carrying heavier traffic, so the travel here is concentrated rather than spread out.

Sioux County and the 4 nearest county-level areas by centroid distance, with the North Dakota average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Sioux County1,39913.5%81,62632.0 min5.3%
Emmons County, North Dakota69113.5%97,77047.0 min3.1%
Morton County, North Dakota2,56014.7%1,017,52931.7 min7.2%
Grant County, North Dakota4578.9%44,17946.7 min3.4%
Corson County, South Dakota44720.4%55,43746.2 minN/A
North Dakota average2,17411.1%N/A37.0 min10.6%

Sioux County ranked within North Dakota

No county-level area in North Dakota records a lower average driver income than Sioux County.

Where Sioux County sits among North Dakota'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.
MeasureSioux CountyNorth Dakota rank
Traffic volume (AADT)1,399#14 of 53
Average travel time32.0 min#46 of 53
Average driver income$39,696#53 of 53
Average driver age41.5 yrs#49 of 53

Sioux County ranks #14 of 53 on average daily traffic volume but #53 of 53 on average driver income - 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

North DakotaDepartment 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
link arrow icon
Data current as of:
Q3 2026

Explore further

TrafficZoom platform

— street-level analytics and custom corridor reports.

Map AI

— demographics, housing and mobility data.

Counties near Sioux County

The same traffic breakdown for the areas closest to Sioux County, North Dakota.

Need segment-level traffic data?

Identify traffic patterns street by street and analyze the exact corridors that matter to your project.

Get access now
Get a demo
Ticon websiteC-Site website
© 2026 TICON. All rights reserved.