This page delivers traffic analytics for Jefferson County, Alabama. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Jefferson County, Alabama among 1,578 road miles divided in 36,479 segments. Our metrics go beyond simple volume counts to provide actionable insights on traffic intensity, congestion, commercial vehicle flow, and network performance with highest possible granularity (average segment length is 228 ft). Whether you are evaluating a new retail location, planning logistics routes, or assessing infrastructure needs, this data helps you move from assumptions to certainty.
Data sourced from TrafficZoom's proprietary analytics platform.
The average number of vehicles that travel each day over any road in the road network.
8,629
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
31.4 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
20.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
45.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$84,569
Our data indicates an estimated average traffic volume of 8,629 vehicles per day in Jefferson County, Alabama that results in 19,178,391 vehicle-miles traveled per day (≈7.0 billion per year). The traffic stream is comprised of an average of 1 truck for every 11 vehicles. Typical time spent behind the wheel per trip is 31.4 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Alabama state averages: At 8,629 vehicles per day, the average monitored road in Jefferson carries 45% more traffic than the state average of 5,932 vehicles per day - a critical factor for logistics and site planning. Network-wide, Jefferson accounts for about 14% of Alabama's statewide total, at 19,178,391 vehicle-miles traveled per day (≈7.0 billion per year). At 31.4 minutes, the average travel time is 2% lower than the state level. The congestion ratio of 20.0% is 29% higher, pointing to more pronounced congestion than the state level - crucial for traffic control improvement and logistics planning. 97% of counties in Alabama see less traffic than Jefferson's 8,629 vehicles per day. On travel time, Jefferson runs longer than 31% of counties in Alabama.
Highway vs. Non-Highway Traffic Analysis
Highway Traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
39,292
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
12.8%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
36.4 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
56.1%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
45.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$84,263
A significant volume of traffic in Jefferson County, Alabama utilizes the highway network. The average highway carries 39,292 vehicles per day, 419% more than the average non-highway road in the same area, which carries 7,564 vehicles per day. That average covers 309 highway road miles divided in 1,224 segments (average segment length 1,334 ft), together carrying 10,731,185 vehicle-miles traveled per day (≈3.9 billion per year). That is the most highway travel volume of any county in Alabama. Trucks constitute 12.8% of highway traffic.
Analytical insight
Highway truck concentration here runs 14% lower than the state average, at 12.8% - positioning Jefferson as a primarily local traffic hub. For logistics operators, this validates the importance of local access. By truck concentration, highways here outrank 36% of counties in Alabama. By raw volume, Jefferson carries the highest number of highway trucks in Alabama - roughly 4,428 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
7,564
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.8%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
31.2 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
18.8%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$84,910
The non-highway road network in Jefferson County, Alabama supports a substantial volume of traffic. The average non-highway road carries 7,564 vehicles per day, 81% less than the average highway in the same area, which carries 39,292 vehicles per day. That average covers 1,268 non-highway road miles divided in 35,255 segments (average segment length 190 ft), together carrying 8,447,206 vehicle-miles traveled per day (≈3.1 billion per year). Trucks constitute 4.8% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 63% lower than on highways. At 27% higher than the state level, the non-highway congestion ratio of 18.8% signals more friction on local roads. Overall, average travel time here is longer than 31% of counties in Alabama. Trip origins here have higher average income than 97% of counties in Alabama. Jefferson's median driver age is higher than 15% of counties in Alabama.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–8:00 AM and PM peak 3:00 PM–7:00 PM, with volumes reaching approximately 69% higher than the daily average.
Weekend traffic:
Weekend volumes run about 19% below weekday levels.
Seasonal Fluctuation
Busy season:
April–June is the high season, with volumes +2% versus the annual average.
Lowest month:
January is the quietest month, with volumes -4% versus the annual average.
Analytical insight
In Jefferson County, Alabama, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +2% in high season.
Traffic Flow Profile Comparison
Metric
Jefferson
Alabama
Average
Difference
Traffic
8,629
5,932
+45.5%
Truck % (Total Traffic)
9.2%
10.6%
-13.0%
Truck % (Highway)
12.8%
14.8%
-13.8%
Avg. Travel Time
31.4 min
31.8 min
-1.5%
Frequently Asked Questions
The average daily traffic volume is calculated at 8,629 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - Jefferson carries the highest raw volume of highway trucks of any county in Alabama, at roughly 4,428 trucks per day.
The average travel time for drivers is 31.4 minutes, offering a standard metric for commute and delivery route planning.
Drivers on Jefferson roads have a median age of 45 years, and the median household income of the neighborhoods trips originate from averages $84,569 - useful context for retail siting and customer profiling.
Trucks account for approximately 9.2% of the total traffic mix across all road types, with a significantly higher concentration of 12.8% on highways.
Weekday peaks occur between 7:00 AM and 8:00 AM in the morning and between 3:00 PM and 7:00 PM in the evening - about 69% above the daily average.
Traffic volumes are typically 2% higher during April–June. Volumes drop to their lowest levels in January, averaging 8,268 vehicles per day - a 4% decrease from the annual average.
Data Sources & Methodology
The data presented on this page is derived from TrafficZoom's proprietary analytics platform, which aggregates and normalizes information from multiple sources, including:
Mobile device location data (anonymized and aggregated)
