
Total Traffic Volume & Performance in Colbert County, Alabama
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,220 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 9.8% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 32.3 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. | 13.2% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $64,241 |
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The average monitored road in Colbert County, Alabama carries 6,220 vehicles per day. Across its 364 miles of monitored roads, that adds up to 1,587,208 vehicle-miles traveled per day (≈579 million per year). About 1 in 10 vehicles is a truck, in line with Alabama (10.6%).
Busier roads than 83% of counties in Alabama
At 6,220 vehicles per day, the average road in Colbert tracks closely with the state average of 5,932 vehicles per day. Across the whole network, that travel is about 1.1% of Alabama's statewide total. Colbert carries more traffic than 83% of counties in Alabama.
The average trip takes 32.3 minutes, on par with the state level. Its average travel time of 32.3 minutes is shorter than 56% of counties in Alabama.
The congestion ratio of 13.2% runs slightly lower than the state level (15% lower) - crucial for traffic control improvement and logistics planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Colbert County, Alabama
| Traffic | vehicles per day11,145 |
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| Trucks | 11.9% |
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| Average travel time | 34.5 min |
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| Congestion ratio | 19.5% |
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| Drivers’ average age | 48.2 yrs |
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| Drivers’ average income | $64,693 |
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Highways carry more than half of all travel in Colbert County, Alabama (67% of vehicle-miles). The average highway carries 11,145 vehicles per day, 174% more than the average non-highway road in the same area, which carries 4,069 vehicles per day.
With 37% of the road miles (135 miles in 1,187 segments), highways punch above their length, carrying 1,069,324 vehicle-miles traveled per day (≈390 million per year).
By highway travel volume, Colbert outranks 69% of counties in Alabama.
Lower highway truck share than 71% of counties in Alabama
Highway truck concentration here runs 20% lower than the state average, at 11.9%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
By truck concentration, highways here trail 71% of counties in Alabama. 58% of counties in Alabama see more highway trucks per day than Colbert's roughly 1,324.

Non-highway Traffic in Colbert County, Alabama
| Traffic | vehicles per day4,069 |
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| Trucks | 5.4% |
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| Average travel time | 31.4 min |
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| Congestion ratio | 10.4% |
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| Drivers’ average age | 48.0 yrs |
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| Drivers’ average income | $63,465 |
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Local roads carry a significant share of travel in Colbert County, Alabama: 33% of all vehicle-miles. The average non-highway road carries 4,069 vehicles per day.
Local roads make up 63% of the monitored road miles (229 miles in 2,718 segments) but carry less than their share of travel: 517,884 vehicle-miles traveled per day (≈189 million per year). About 1 in 18 vehicles on non-highway roads is a truck (5.4%).
Drivers from higher-income areas than 67% of counties in Alabama
Compared to highways, non-highway routes see 54% fewer trucks by share.
The non-highway congestion ratio of 10.4% is 29% lower than the state level, suggesting more efficient local mobility than the state average.
Colbert's average driver income is higher than 67% of counties in Alabama. 53% of counties in Alabama have a younger driver population than Colbert.