
Total Traffic Volume & Performance in Riley County, Kansas
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,794 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 9.4% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 32.2 min |
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Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 5.9% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 34.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $68,573 |
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The average monitored road in Riley County, Kansas carries 4,794 vehicles per day. Across its 341 miles of monitored roads, that adds up to 1,314,155 vehicle-miles traveled per day (≈480 million per year). About 1 in 11 vehicles is a truck, in line with Kansas (10.2%).
Busier roads than 92% of counties in Kansas
Riley's average daily traffic volume is 13% higher than the state average - 4,794 vehicles per day against 4,243 - a critical factor for logistics and site planning. In total volume terms, its road network carries about 1.8% of Kansas's statewide total of vehicle-miles. Riley carries more traffic than 92% of counties in Kansas.
Journey times here (32.2 minutes on average) closely track the state level. On travel time, Riley runs shorter than 74% of counties in Kansas.
At 65% lower than the state level, the 5.9% congestion ratio signals smoother traffic flow - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Riley County, Kansas
| Traffic | vehicles per day7,188 |
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| Trucks | 14.0% |
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| Average travel time | 33.6 min |
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| Drivers’ average age | 35.2 yrs |
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| Drivers’ average income | $70,786 |
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Highways carry about half of all travel in Riley County, Kansas, 48% of vehicle-miles. The average highway carries 7,188 vehicles per day, 60% more than the average non-highway road in the same area, which carries 4,485 vehicles per day.
Highways make up 29% of the monitored road miles (100 miles, 590 segments), so they carry more than their share: 625,536 vehicle-miles traveled per day (≈228 million per year).
That is more highway travel volume than 80% of counties in Kansas.
A typical mix of freight and passenger traffic
At 14.0%, the highway truck share matches the state average for similar road classifications. The highway traffic mix is typical for Kansas: neither freight- nor commuter-dominated.
62% of counties in Kansas see a higher highway truck share than Riley's 14.0%. By raw truck volume, Riley carries more highway trucks than 63% of counties in Kansas.

Non-highway Traffic in Riley County, Kansas
| Traffic | vehicles per day4,485 |
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| Trucks | 5.3% |
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| Average travel time | 32.0 min |
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| Congestion ratio | 5.9% |
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| Drivers’ average age | 33.8 yrs |
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| Drivers’ average income | $67,128 |
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Local roads carry about half of all travel in Riley County, Kansas, 52% of vehicle-miles. The average non-highway road carries 4,485 vehicles per day.
Local roads make up 71% of the monitored road miles (241 miles in 4,572 segments) but carry less than their share of travel: 688,619 vehicle-miles traveled per day (≈251 million per year). Trucks make up 5.3% of non-highway traffic, about 1 in 19 vehicles.
Younger drivers than 99% of counties in Kansas
Non-highway roads carry a truck concentration that's 62% lower than the highway network.
Non-highway congestion (5.9%) runs 64% lower than the state average, pointing to smoother local traffic flow.
58% of counties in Kansas see lower average driver income among trip origins than Riley. 99% of counties in Kansas have an older driver population than Riley.