This page delivers traffic analytics for Foster County, North Dakota. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Foster County, North Dakota among 115 road miles divided in 681 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 892 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.
1,094
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
10.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
41.8 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.
5.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
53.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$92,189
Our data indicates an estimated average traffic volume of 1,094 vehicles per day in Foster County, North Dakota that results in 96,660 vehicle-miles traveled per day (≈35.3 million per year). The traffic stream is comprised of an average of 1 truck for every 10 vehicles. Typical time spent behind the wheel per trip is 41.8 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the North Dakota state averages: Foster sees 50% lower average daily traffic volume than the state average (1,094 vehicles per day against 2,174), suggesting less demand on each road - a critical factor for logistics and site planning. In total volume terms, its road network carries 96,660 vehicle-miles traveled per day (≈35.3 million per year), about 0.6% of North Dakota's statewide total. Journey times run 13% higher than the state level, at 41.8 minutes on average. Congestion runs 50% lower than the state level, at a ratio of 5.3% - smoother traffic flow - crucial for traffic control improvement and logistics planning. Foster carries more traffic than 69% of counties in North Dakota. 60% of counties in North Dakota have a shorter average travel time than Foster's 41.8 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.
2,945
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
11.7%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
43.0 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.
9.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
53.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$80,727
A significant volume of traffic in Foster County, North Dakota utilizes the highway network. The average highway carries 2,945 vehicles per day, 327% more than the average non-highway road in the same area, which carries 690 vehicles per day. That average covers 17 highway road miles divided in 122 segments (average segment length 745 ft), together carrying 43,703 vehicle-miles traveled per day (≈16.0 million per year). Trucks constitute 11.7% of highway traffic.
Analytical insight
Highway truck concentration here runs 19% lower than the state average, at 11.7% - positioning Foster as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 3% of counties in North Dakota see a lower highway truck share than Foster's 11.7%. By raw truck volume, Foster carries more highway trucks than 59% of counties in North Dakota.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
690
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
8.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
41.6 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.
4.4%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
53.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$98,244
The non-highway road network in Foster County, North Dakota supports a substantial volume of traffic. The average non-highway road carries 690 vehicles per day, 77% less than the average highway in the same area, which carries 2,945 vehicles per day. That average covers 98 non-highway road miles divided in 559 segments (average segment length 924 ft), together carrying 52,957 vehicle-miles traveled per day (≈19.3 million per year). Trucks constitute 8.9% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 24% lower than on highways. The non-highway congestion ratio of 4.4% is 59% lower than the state level, suggesting more efficient local mobility than the state average. Foster's overall average travel time exceeds 60% of counties in North Dakota. Trip origins here have higher average income than 92% of counties in North Dakota. 69% of counties in North Dakota have a younger driver population than Foster.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 8:00 AM–9:00 AM and PM peak 12:00 PM–1:00 PM, with volumes reaching approximately 76% higher than the daily average.
Weekend traffic:
Weekend volumes run about 28% below weekday levels.
Seasonal Fluctuation
Busy season:
May–July is the high season, with volumes +16% versus the annual average.
Lowest month:
March is the quietest month, with volumes -20% versus the annual average.
Analytical insight
In Foster County, North Dakota, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +16% in high season.
Traffic Flow Profile Comparison
Metric
Foster
North Dakota
Average
Difference
Traffic
1,094
2,174
-49.7%
Truck % (Total Traffic)
10.2%
11.1%
-8.5%
Truck % (Highway)
11.7%
14.5%
-19.2%
Avg. Travel Time
41.8 min
37.0 min
+12.9%
Frequently Asked Questions
The average daily traffic volume is calculated at 1,094 vehicles per day, providing a baseline for daily operations and site assessment.
Foster's highway truck share of 11.7% is higher than 3% of counties in North Dakota.
Weekday peaks occur between 8:00 AM and 9:00 AM in the morning and between 12:00 PM and 1:00 PM in the evening - about 76% above the daily average.
Trucks account for approximately 10.2% of the total traffic mix across all road types, with a significantly higher concentration of 11.7% on highways.
The average travel time for drivers is 41.8 minutes, offering a standard metric for commute and delivery route planning.
Traffic volumes are typically 16% higher during May–July. Volumes drop to their lowest levels in March, averaging 878 vehicles per day - a 20% decrease from the annual average.
Drivers on Foster roads have a median age of 53 years, and the median household income of the neighborhoods trips originate from averages $92,189 - useful context for retail siting and customer profiling.
Approximately 8% of highway traffic and 6% of non-highway traffic consists of vehicles whose trip originates outside Foster County, North Dakota. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
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)
