
Total Traffic Volume & Performance in Osceola County, Iowa
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day1,160 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 11.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 43.5 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. | 5.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 50.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $75,863 |
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A typical monitored road in Osceola County, Iowa sees 1,160 vehicles per day, while its 215 miles of monitored roads together handle 262,850 vehicle-miles traveled per day (≈95.9 million per year). About 1 in 9 vehicles is a truck, in line with Iowa (11.0%).
Longer trips than 99% of counties in Iowa
Osceola's average daily traffic volume is 62% lower than the state average - 1,160 vehicles per day against 3,042 - suggesting less traffic load per road - very light roads: easy truck access, but little passing trade for roadside retail. Across the whole network, that travel is about 0.3% of Iowa's statewide total. By volume, Osceola's 1,160 vehicles per day trails 87% of counties in Iowa.
The average trip takes 43.5 minutes, 32% higher than the state level. Its average travel time of 43.5 minutes is longer than 99% of counties in Iowa.
At 53% lower than the state level, the 5.3% congestion ratio signals smoother traffic flow - delays are rare enough to plan travel times almost to the minute.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Osceola County, Iowa
| Traffic | vehicles per day2,409 |
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| Trucks | 13.7% |
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| Average travel time | 52.8 min |
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| Congestion ratio | 5.5% |
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| Drivers’ average age | 48.0 yrs |
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| Drivers’ average income | $76,989 |
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A significant share of driving in Osceola County, Iowa, 42% of vehicle-miles, happens on highways. The average highway carries 2,409 vehicles per day, 125% more than the average non-highway road in the same area, which carries 1,070 vehicles per day.
With 21% of the road miles (45 miles in 100 segments), highways punch above their length, carrying 109,540 vehicle-miles traveled per day (≈40.0 million per year).
Fewer highway trucks than 97% of counties in Iowa
Highway truck concentration here runs 15% lower than the state average, at 13.7%. The highway traffic mix is typical for Iowa: neither freight- nor commuter-dominated.
Osceola's highway truck share (13.7%) is lower than 59% of counties in Iowa. Osceola's highway truck count is lower than 97% of counties in Iowa, at roughly 331 trucks per day.

Non-highway Traffic in Osceola County, Iowa
| Traffic | vehicles per day1,070 |
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| Trucks | 9.2% |
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| Average travel time | 42.8 min |
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| Congestion ratio | 5.3% |
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| Drivers’ average age | 52.7 yrs |
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| Drivers’ average income | $75,305 |
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A little more than half of the driving in Osceola County, Iowa happens on local roads: 58% of all vehicle-miles. On the average non-highway road, that comes to 1,070 vehicles per day.
Local roads make up 79% of the monitored road miles (170 miles in 1,393 segments) but carry less than their share of travel: 153,310 vehicle-miles traveled per day (≈56.0 million per year). About 1 in 11 vehicles on non-highway roads is a truck (9.2%).
Local congestion 52% below the Iowa average
Compared to highways, non-highway routes see 33% fewer trucks by share.
Non-highway congestion (5.3%) runs 52% lower than the state average, pointing to smoother local traffic flow.
Trip origins here have higher average income than 61% of counties in Iowa. 58% of counties in Iowa have a younger driver population than Osceola.