
Total Traffic Volume & Performance in Marshall County, Alabama
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,523 |
|---|
Trucks The percentage of the total traffic volume composed of heavy vehicles. | 7.6% |
|---|
Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.1 min |
|---|
Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 13.6% |
|---|
Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 47.7 yrs |
|---|
Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $66,382 |
|---|
Our data shows 5,523 vehicles per day on the average road in Marshall County, Alabama, and 1,951,508 vehicle-miles traveled per day (≈712 million per year) across its 428 miles of monitored roads. About 1 in 13 vehicles is a truck, fewer than the 1 in 9 across Alabama.
Busier roads than 77% of counties in Alabama
At 5,523 vehicles per day, the average road in Marshall carries somewhat less traffic than the state average of 5,932 (7% less). In total volume terms, its road network carries about 1.4% of Alabama's statewide total of vehicle-miles. 77% of counties in Alabama see less traffic than Marshall's 5,523 vehicles per day.
Journey times here (33.1 minutes on average) closely track the state level. On travel time, Marshall runs longer than 56% of counties in Alabama.
The congestion ratio of 13.6% runs slightly lower than the state level (12% lower) - relevant for traffic control and delivery planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Marshall County, Alabama
| Traffic | vehicles per day12,599 |
|---|
| Trucks | 8.8% |
|---|
| Average travel time | 37.4 min |
|---|
| Congestion ratio | 24.4% |
|---|
| Drivers’ average age | 47.8 yrs |
|---|
| Drivers’ average income | $67,222 |
|---|
A significant share of driving in Marshall County, Alabama, 44% of vehicle-miles, happens on highways. The average highway carries 12,599 vehicles per day, 221% more than the average non-highway road in the same area, which carries 3,927 vehicles per day.
Highways make up 20% of the monitored road miles (87 miles, 845 segments), so they carry more than their share: 864,655 vehicle-miles traveled per day (≈316 million per year).
By highway travel volume, Marshall outranks 61% of counties in Alabama.
Lower highway truck share than 95% of counties in Alabama
Highway truck concentration here runs 40% lower than the state average, at 8.8%. Highways here carry mainly commuter and local trips, with little through freight.
Marshall's highway truck share (8.8%) is lower than 95% of counties in Alabama. By raw truck volume, Marshall carries fewer highway trucks than 61% of counties in Alabama.

Non-highway Traffic in Marshall County, Alabama
| Traffic | vehicles per day3,927 |
|---|
| Trucks | 6.6% |
|---|
| Average travel time | 32.1 min |
|---|
| Congestion ratio | 11.2% |
|---|
| Drivers’ average age | 47.1 yrs |
|---|
| Drivers’ average income | $65,707 |
|---|
Local roads carry more than half of all travel in Marshall County, Alabama (56% of vehicle-miles). A typical local road sees 3,927 vehicles per day.
Spread over 341 miles and 3,747 segments, 80% of the road network, local roads carry a lighter load per mile: 1,086,852 vehicle-miles traveled per day (≈397 million per year). About 1 in 15 vehicles on non-highway roads is a truck (6.6%).
Drivers from higher-income areas than 74% of counties in Alabama
Non-highway roads carry a truck concentration that's 25% lower than the highway network.
The non-highway congestion ratio of 11.2% is 24% lower than the state level, suggesting more efficient local mobility than the state average.
74% of counties in Alabama see lower average driver income among trip origins than Marshall. 59% of counties in Alabama have an older driver population than Marshall.