This page delivers traffic analytics for Brookings County, South Dakota. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Brookings County, South Dakota among 365 road miles divided in 3,949 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 488 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.
3,222
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.1%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.5 min
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
36.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$73,208
Our data indicates an estimated average traffic volume of 3,222 vehicles per day in Brookings County, South Dakota that results in 835,611 vehicle-miles traveled per day (≈305 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 33.5 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the South Dakota state averages: At 3,222 vehicles per day, the average monitored road in Brookings carries 2% more traffic than the state average of 3,156 vehicles per day - a critical factor for logistics and site planning. In total volume terms, its road network carries 835,611 vehicle-miles traveled per day (≈305 million per year), about 3.4% of South Dakota's statewide total. Journey times run 3% higher than the state level, at 33.5 minutes on average. 89% of counties in South Dakota see less traffic than Brookings's 3,222 vehicles per day. On travel time, Brookings runs longer than 28% of counties in South Dakota.
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.
4,369
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
12.3%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
40.9 min
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
39.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$73,688
A significant volume of traffic in Brookings County, South Dakota utilizes the highway network. The average highway carries 4,369 vehicles per day, 42% more than the average non-highway road in the same area, which carries 3,074 vehicles per day. That average covers 95 highway road miles divided in 451 segments (average segment length 1,109 ft), together carrying 439,587 vehicle-miles traveled per day (≈160 million per year). By highway travel volume, Brookings outranks 83% of counties in South Dakota. Trucks constitute 12.3% of highway traffic.
Analytical insight
At 12.3%, highway truck share is 9% lower than the state average, marking Brookings as a primarily local traffic hub - underscoring the importance of local access for logistics operators. 25% of counties in South Dakota see a lower highway truck share than Brookings's 12.3%. Brookings's highway truck count is higher than 67% of counties in South Dakota, at roughly 539 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
3,074
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
5.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.5 min
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
36.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$72,955
The non-highway road network in Brookings County, South Dakota supports a substantial volume of traffic. The average non-highway road carries 3,074 vehicles per day, 30% less than the average highway in the same area, which carries 4,369 vehicles per day. That average covers 270 non-highway road miles divided in 3,498 segments (average segment length 408 ft), together carrying 396,024 vehicle-miles traveled per day (≈145 million per year). Trucks constitute 5.6% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 55% fewer trucks by share. 28% of counties in South Dakota see shorter overall travel times than Brookings. Brookings's average driver income exceeds 58% of counties in South Dakota. Brookings has the lowest median driver age in South Dakota - 37 years.
Time-of-Day & Seasonal Patterns
Analytical insight
In Brookings County, South Dakota, the peak hour concentrates about 7% of the day's traffic.
Traffic Flow Profile Comparison
Metric
Brookings
South Dakota
Average
Difference
Traffic
3,222
3,156
+2.1%
Truck % (Total Traffic)
9.1%
10.3%
-11.1%
Truck % (Highway)
12.3%
13.6%
-9.1%
Avg. Travel Time
33.5 min
32.5 min
+3.0%
How Brookings County compares
Brookings County against nearby areas
Set against the average of the 4 areas nearest to it, Brookings County carries 235.6% more traffic on a typical road and moves 3.2 times the total daily travel; it has the busiest roads of the five. Bigger and busier at once: more road than the areas around it and heavier traffic on it, which makes it the centre of gravity for travel in this part of the map.
Brookings County and the 4 nearest county-level areas by centroid distance, with the South Dakota average for scale.
No county-level area in South Dakota records a lower average driver age than Brookings County.
Where Brookings County sits among South 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.
Measure
Brookings County
South Dakota rank
Traffic volume (AADT)
3,222
#8 of 66
Highway vehicle-miles per day
439,587
#9 of 49
Truck share on highways
12.3%
#37 of 49
Highway trucks per day
539
#17 of 49
Average travel time
33.5 min
#48 of 66
Average driver income
$73,208
#28 of 66
Average driver age
36.7 yrs
#66 of 66
The two ends of this table sit far apart: #8 of 66 on average daily traffic volume, against #66 of 66 on average driver age.
Frequently Asked Questions
The average daily traffic volume is calculated at 3,222 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - at a median of 37 years, Brookings has the lowest driver age of any county in South Dakota.
The average travel time for drivers is 33.5 minutes, offering a standard metric for commute and delivery route planning.
Trucks account for approximately 9.1% of the total traffic mix across all road types, with a significantly higher concentration of 12.3% on highways.
Approximately 18% of highway traffic and 2% of non-highway traffic consists of vehicles whose trip originates outside Brookings County, South Dakota. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Drivers on Brookings roads have a median age of 37 years, and the median household income of the neighborhoods trips originate from averages $73,208 - useful context for retail siting and customer profiling.
Weekday peaks occur between 10:00 AM and 12:00 PM in the morning and between 3:00 PM and 7:00 PM in the evening - about 65% above the daily average.
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)
