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Traffic | vehicles per day1,672 |
|---|---|
Trucks | 10.0% |
Average travel time | 32.6 min |
Congestion ratio | 6.9% |
Drivers’ average age | 51.0 yrs |
Drivers’ average income | $65,238 |
Our data shows 1,672 vehicles per day on the average road in Jefferson County, Iowa, and 359,545 vehicle-miles traveled per day (≈131 million per year) across its 239 miles of monitored roads. About 1 in 10 vehicles is a truck, in line with Iowa (11.0%).
At 1,672 vehicles per day, the average monitored road in Jefferson carries 45% less traffic than the state average of 3,042, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Network-wide, Jefferson accounts for about 0.4% of Iowa's statewide total of vehicle-miles. Jefferson carries less traffic than 53% of counties in Iowa.
At 32.6 minutes, the average travel time matches the state level closely. On travel time, Jefferson runs shorter than 65% of counties in Iowa.
The congestion ratio of 6.9% is 40% lower, pointing to smoother traffic flow than the state level - travel times are easy to plan around for scheduled deliveries.
| Traffic | vehicles per day3,220 |
|---|---|
| Trucks | 14.0% |
| Average travel time | 50.2 min |
| Congestion ratio | 7.3% |
| Drivers’ average age | 50.8 yrs |
| Drivers’ average income | $66,655 |
Highways carry about half of all travel in Jefferson County, Iowa, 48% of vehicle-miles. The average highway carries 3,220 vehicles per day, 110% more than the average non-highway road in the same area, which carries 1,536 vehicles per day.
With 23% of the road miles (54 miles in 188 segments), highways punch above their length, carrying 170,881 vehicle-miles traveled per day (≈62.4 million per year).
At 14.0%, highway truck share is 13% lower than the state average. The highway traffic mix is typical for Iowa: neither freight- nor commuter-dominated.
55% of counties in Iowa see a higher highway truck share than Jefferson's 14.0%. Jefferson's highway truck count is lower than 87% of counties in Iowa, at roughly 450 trucks per day.
| Traffic | vehicles per day1,536 |
|---|---|
| Trucks | 6.3% |
| Average travel time | 31.0 min |
| Congestion ratio | 6.9% |
| Drivers’ average age | 51.1 yrs |
| Drivers’ average income | $64,677 |
Local roads carry about half of all travel in Jefferson County, Iowa, 52% of vehicle-miles. A typical local road sees 1,536 vehicles per day.
Spread over 185 miles and 2,136 segments, 77% of the road network, local roads carry a lighter load per mile: 188,664 vehicle-miles traveled per day (≈68.9 million per year). Trucks make up 6.3% of non-highway traffic, about 1 in 16 vehicles.
The concentration of trucks on non-highway roads is 55% lower than on highways.
At 38% lower than the state level, the non-highway congestion ratio of 6.9% signals easier movement on local roads.
Jefferson's average driver income is lower than 88% of counties in Iowa. Jefferson's median driver age is higher than 63% 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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