
Total Traffic Volume & Performance in Mobile County, Alabama
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day9,114 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.8% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 31.4 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. | 21.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 45.6 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $69,336 |
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A typical monitored road in Mobile County, Alabama sees 9,114 vehicles per day, while its 1,015 miles of monitored roads together handle 10,314,956 vehicle-miles traveled per day (≈3.8 billion per year). Trucks are a smaller part of the mix than across Alabama: 8.8% against 10.6%.
Busier roads than 98% of counties in Alabama
At 9,114 vehicles per day, the average monitored road in Mobile carries 54% more traffic than the state average of 5,932, suggesting more demand on each road - prime passing trade for storefronts, with more competition for road space. Network-wide, Mobile accounts for about 7.3% of Alabama's statewide total of vehicle-miles. Mobile carries more traffic than 98% of counties in Alabama.
At 31.4 minutes, the average travel time matches the state level closely. On travel time, Mobile runs shorter than 69% of counties in Alabama.
At 37% higher than the state level, the 21.3% congestion ratio signals more pronounced congestion - a factor for delivery windows and signal timing.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Mobile County, Alabama
| Traffic | vehicles per day14,140 |
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| Trucks | 13.8% |
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| Average travel time | 38.0 min |
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| Congestion ratio | 28.1% |
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| Drivers’ average age | 46.9 yrs |
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| Drivers’ average income | $69,017 |
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Highways carry a significant share of travel in Mobile County, Alabama: 41% of all vehicle-miles. The average highway carries 14,140 vehicles per day, 59% more than the average non-highway road in the same area, which carries 8,873 vehicles per day.
With 21% of the road miles (216 miles in 1,329 segments), highways punch above their length, carrying 4,263,703 vehicle-miles traveled per day (≈1.6 billion per year).
That puts Mobile among the top 3 counties in Alabama for highway travel volume.
More highway trucks than 85% of counties in Alabama
The concentration of trucks on highways (13.8%) is 7% lower than the state average for similar road classifications. The highway traffic mix is typical for Alabama: neither freight- nor commuter-dominated.
54% of counties in Alabama see a higher highway truck share than Mobile's 13.8%. Mobile's highway truck count is higher than 85% of counties in Alabama, at roughly 1,946 trucks per day.

Non-highway Traffic in Mobile County, Alabama
| Traffic | vehicles per day8,873 |
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| Trucks | 5.3% |
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| Average travel time | 31.1 min |
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| Congestion ratio | 20.9% |
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| Drivers’ average age | 45.2 yrs |
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| Drivers’ average income | $69,482 |
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A little more than half of the driving in Mobile County, Alabama happens on local roads: 59% of all vehicle-miles. On the average non-highway road, that comes to 8,873 vehicles per day.
Local roads make up 79% of the monitored road miles (799 miles in 27,811 segments) but carry less than their share of travel: 6,051,253 vehicle-miles traveled per day (≈2.2 billion per year). Trucks make up 5.3% of non-highway traffic, about 1 in 19 vehicles.
Drivers from higher-income areas than 82% of counties in Alabama
Compared to highways, non-highway routes see 61% fewer trucks by share.
The non-highway congestion ratio of 20.9% is 42% higher than the state level, suggesting slower local mobility than the state average.
Mobile's average driver income is higher than 82% of counties in Alabama. The driver population here skews younger than 82% of counties in Alabama.