
Total Traffic Volume & Performance in Lawrence County, South Dakota
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,425 |
|---|
Trucks The percentage of the total traffic volume composed of heavy vehicles. | 9.1% |
|---|
Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 28.8 min |
|---|
Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 49.7 yrs |
|---|
Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $68,474 |
|---|
Our data shows 3,425 vehicles per day on the average road in Lawrence County, South Dakota, and 848,596 vehicle-miles traveled per day (≈310 million per year) across its 271 miles of monitored roads. Trucks are 9.1% of traffic, close to the 10.3% across South Dakota.
Shorter trips than 94% of counties in South Dakota
At 3,425 vehicles per day, the average road in Lawrence carries somewhat more traffic than the state average of 3,156 (9% more). In total volume terms, its road network carries about 3.5% of South Dakota's statewide total of vehicle-miles. Lawrence carries more traffic than 91% of counties in South Dakota.
Journey times run 11% lower than the state level, at 28.8 minutes on average. Its average travel time of 28.8 minutes is shorter than 94% of counties in South Dakota.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Lawrence County, South Dakota
| Traffic | vehicles per day7,041 |
|---|
| Trucks | 10.8% |
|---|
| Average travel time | 31.5 min |
|---|
| Drivers’ average age | 49.1 yrs |
|---|
| Drivers’ average income | $70,396 |
|---|
Highways carry more than half of all travel in Lawrence County, South Dakota (60% of vehicle-miles). The average highway carries 7,041 vehicles per day, 139% more than the average non-highway road in the same area, which carries 2,943 vehicles per day.
With 34% of the road miles (91 miles in 388 segments), highways punch above their length, carrying 505,672 vehicle-miles traveled per day (≈185 million per year).
By highway travel volume, Lawrence outranks 88% of counties in South Dakota.
Lower highway truck share than 88% of counties in South Dakota
Highway truck concentration here runs 21% lower than the state average, at 10.8%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Lawrence's highway truck share (10.8%) is lower than 88% of counties in South Dakota. 69% of counties in South Dakota see fewer highway trucks per day than Lawrence's roughly 758.

Non-highway Traffic in Lawrence County, South Dakota
| Traffic | vehicles per day2,943 |
|---|
| Trucks | 6.6% |
|---|
| Average travel time | 28.4 min |
|---|
| Drivers’ average age | 50.0 yrs |
|---|
| Drivers’ average income | $65,856 |
|---|
Local roads carry a significant share of travel in Lawrence County, South Dakota: 40% of all vehicle-miles. On the average non-highway road, that comes to 2,943 vehicles per day.
Spread over 180 miles and 2,913 segments, 66% of the road network, local roads carry a lighter load per mile: 342,924 vehicle-miles traveled per day (≈125 million per year). Trucks make up 6.6% of non-highway traffic, about 1 in 15 vehicles.
Local roads carry 38% fewer trucks by share than highways
Compared to highways, non-highway routes see 38% fewer trucks by share.
58% of counties in South Dakota see higher average driver income among trip origins than Lawrence. Lawrence's median driver age is higher than 55% of counties in South Dakota.