
Total Traffic Volume & Performance in Platte County, Missouri
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,145 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.7% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 28.7 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. | 17.1% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 44.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $100,760 |
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The average monitored road in Platte County, Missouri carries 5,145 vehicles per day. Across its 489 miles of monitored roads, that adds up to 3,762,396 vehicle-miles traveled per day (≈1.4 billion per year). About 1 in 9 vehicles is a truck, in line with Missouri (9.8%).
Shorter trips than 93% of counties in Missouri
Platte's average daily traffic volume is 9% lower than the state average - 5,145 vehicles per day against 5,631. Across the whole network, that travel is about 2.2% of Missouri's statewide total. By volume, Platte's 5,145 vehicles per day outpaces 87% of counties in Missouri.
The average trip takes 28.7 minutes, 8% lower than the state level. 93% of counties in Missouri have a longer average travel time than Platte's 28.7 minutes.
Congestion is somewhat lower than the state level, at a ratio of 17.1% (12% lower) - crucial for traffic control improvement and logistics planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Platte County, Missouri
| Traffic | vehicles per day16,911 |
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| Trucks | 14.3% |
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| Average travel time | 34.7 min |
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| Congestion ratio | 28.5% |
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| Drivers’ average age | 44.8 yrs |
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| Drivers’ average income | $96,627 |
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Highways carry more than half of all travel in Platte County, Missouri (61% of vehicle-miles). The average highway carries 16,911 vehicles per day, 278% more than the average non-highway road in the same area, which carries 4,477 vehicles per day.
Highways make up 26% of the monitored road miles (127 miles, 395 segments), so they carry more than their share: 2,307,917 vehicle-miles traveled per day (≈842 million per year).
By highway travel volume, Platte outranks 93% of counties in Missouri.
More highway trucks than 84% of counties in Missouri
The concentration of trucks on highways (14.3%) is 7% higher than the state average for similar road classifications. The highway traffic mix is typical for Missouri: neither freight- nor commuter-dominated.
52% of counties in Missouri see a lower highway truck share than Platte's 14.3%. By raw truck volume, Platte carries more highway trucks than 84% of counties in Missouri.

Non-highway Traffic in Platte County, Missouri
| Traffic | vehicles per day4,477 |
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| Trucks | 5.0% |
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| Average travel time | 28.4 min |
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| Congestion ratio | 16.5% |
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| Drivers’ average age | 45.0 yrs |
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| Drivers’ average income | $105,832 |
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Local roads carry a significant share of travel in Platte County, Missouri: 39% of all vehicle-miles. On the average non-highway road, that comes to 4,477 vehicles per day.
Spread over 362 miles and 6,957 segments, 74% of the road network, local roads carry a lighter load per mile: 1,454,479 vehicle-miles traveled per day (≈531 million per year). The truck share on non-highway roads is 5.0%.
Drivers from higher-income areas than 98% of counties in Missouri
The concentration of trucks on non-highway roads is 65% lower than on highways.
Non-highway congestion (16.5%) runs slightly lower than the state level (12% lower).
98% of counties in Missouri see lower average driver income among trip origins than Platte. 92% of counties in Missouri have an older driver population than Platte.