
Total Traffic Volume & Performance in Codington County, South Dakota
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,166 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.5% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.9 min |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 47.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $70,238 |
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The average monitored road in Codington County, South Dakota carries 5,166 vehicles per day. Across its 336 miles of monitored roads, that adds up to 858,244 vehicle-miles traveled per day (≈313 million per year). About 1 in 13 vehicles is a truck, fewer than the 1 in 10 across South Dakota.
Busier roads than 95% of counties in South Dakota
Codington's average daily traffic volume is 64% higher than the state average - 5,166 vehicles per day against 3,156 - suggesting more traffic load per road - heavy exposure for roadside retail, and tight road space for deliveries. In total volume terms, its road network carries about 3.5% of South Dakota's statewide total of vehicle-miles. By volume, Codington's 5,166 vehicles per day outpaces 95% of counties in South Dakota.
The average trip takes 33.9 minutes, on par with the state level. On travel time, Codington runs shorter than 69% of counties in South Dakota.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Codington County, South Dakota
| Traffic | vehicles per day2,986 |
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| Trucks | 14.1% |
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| Average travel time | 45.7 min |
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| Drivers’ average age | 48.1 yrs |
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| Drivers’ average income | $72,362 |
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Highways carry a smaller share of travel in Codington County, South Dakota, 21% of vehicle-miles; most driving happens on local roads. The average highway carries 2,986 vehicles per day, 43% less than the average non-highway road in the same area, which carries 5,212 vehicles per day.
With 16% of the road miles (55 miles in 64 segments), highways punch above their length, carrying 184,236 vehicle-miles traveled per day (≈67.2 million per year).
That is more highway travel volume than 56% of counties in South Dakota.
More highway trucks than 65% of counties in South Dakota
The concentration of trucks on highways (14.1%) is in line with the state average for similar road classifications. The highway traffic mix is typical for South Dakota: neither freight- nor commuter-dominated.
Codington's highway truck share (14.1%) is higher than 52% of counties in South Dakota. Codington's highway truck count is higher than 65% of counties in South Dakota, at roughly 422 trucks per day.

Non-highway Traffic in Codington County, South Dakota
| Traffic | vehicles per day5,212 |
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| Trucks | 5.7% |
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| Average travel time | 33.6 min |
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| Drivers’ average age | 47.9 yrs |
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| Drivers’ average income | $70,038 |
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Most travel in Codington County, South Dakota happens on local roads, 79% of all vehicle-miles. The average non-highway road carries 5,212 vehicles per day.
Their share of road miles is similar, 84% (281 miles in 2,972 segments), carrying 674,008 vehicle-miles traveled per day (≈246 million per year). About 1 in 18 vehicles on non-highway roads is a truck (5.7%).
Younger drivers than 72% of counties in South Dakota
Compared to highways, non-highway routes see 60% fewer trucks by share.
Trip origins here have lower average income than 57% of counties in South Dakota. 72% of counties in South Dakota have an older driver population than Codington.