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Traffic | vehicles per day2,446 |
|---|---|
Trucks | 9.3% |
Average travel time | 35.7 min |
Congestion ratio | 9.3% |
Drivers’ average age | 47.9 yrs |
Drivers’ average income | $79,543 |
The average monitored road in Marshall County, Iowa carries 2,446 vehicles per day. Across its 377 miles of monitored roads, that adds up to 943,012 vehicle-miles traveled per day (≈344 million per year). Trucks are a smaller part of the mix than across Iowa: 9.3% against 11.0%.
Marshall's average daily traffic volume is 20% lower than the state average - 2,446 vehicles per day against 3,042 - suggesting less traffic load per road - a critical factor for logistics and site planning. Across the whole network, that travel is about 1.1% of Iowa's statewide total. 78% of counties in Iowa see less traffic than Marshall's 2,446 vehicles per day.
Journey times run 8% higher than the state level, at 35.7 minutes on average. Its average travel time of 35.7 minutes is longer than 77% of counties in Iowa.
At 19% lower than the state level, the 9.3% congestion ratio signals smoother traffic flow - relevant for traffic control and delivery planning.
| Traffic | vehicles per day5,598 |
|---|---|
| Trucks | 11.3% |
| Average travel time | 46.6 min |
| Congestion ratio | 12.3% |
| Drivers’ average age | 46.7 yrs |
| Drivers’ average income | $83,533 |
Highways carry about half of all travel in Marshall County, Iowa, 47% of vehicle-miles. The average highway carries 5,598 vehicles per day, 142% more than the average non-highway road in the same area, which carries 2,310 vehicles per day.
With 21% of the road miles (80 miles in 187 segments), highways punch above their length, carrying 438,743 vehicle-miles traveled per day (≈160 million per year).
By highway travel volume, Marshall outranks 68% of counties in Iowa.
Highway truck concentration here runs 30% lower than the state average, at 11.3%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
By truck concentration, highways here trail 84% of counties in Iowa. Marshall's highway truck count is lower than 57% of counties in Iowa, at roughly 632 trucks per day.
| Traffic | vehicles per day2,310 |
|---|---|
| Trucks | 7.7% |
| Average travel time | 35.2 min |
| Congestion ratio | 9.2% |
| Drivers’ average age | 48.2 yrs |
| Drivers’ average income | $77,830 |
Local roads carry about half of all travel in Marshall County, Iowa, 53% of vehicle-miles. On the average non-highway road, that comes to 2,310 vehicles per day.
Spread over 298 miles and 4,318 segments, 79% of the road network, local roads carry a lighter load per mile: 504,269 vehicle-miles traveled per day (≈184 million per year). About 1 in 13 vehicles on non-highway roads is a truck (7.7%).
Non-highway roads carry a truck concentration that's 32% lower than the highway network.
The non-highway congestion ratio of 9.2% is 18% lower than the state level, suggesting more efficient local mobility than the state average.
Marshall's average driver income is higher than 74% of counties in Iowa. The driver population here skews younger than 76% of counties in Iowa.
Mobile device location data (anonymized and aggregated)
Road sensor networks and traffic counters
Historical traffic pattern databases
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