This page delivers traffic analytics for Jefferson County, Kentucky. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Jefferson County, Kentucky among 835 road miles divided in 25,041 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 176 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.
14,083
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
7.7%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.5 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.
30.1%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
46.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$88,544
Our data indicates an estimated average traffic volume of 14,083 vehicles per day in Jefferson County, Kentucky that results in 14,775,115 vehicle-miles traveled per day (≈5.4 billion per year). The traffic stream is comprised of an average of 1 truck for every 13 vehicles. Typical time spent behind the wheel per trip is 32.5 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Kentucky state averages: Jefferson's average daily traffic volume is 200% higher than the state average - 14,083 vehicles per day against 4,696 - suggesting more traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 14,775,115 vehicle-miles traveled per day (≈5.4 billion per year), roughly 12% of Kentucky's statewide total. Journey times run 3% higher than the state level, at 32.5 minutes on average. At 105% higher than the state level, the 30.1% congestion ratio signals more pronounced congestion - crucial for traffic control improvement and logistics planning. In fact, Jefferson has the highest average traffic volume of any county in Kentucky, at 14,083 vehicles per day. On travel time, Jefferson runs longer than 66% of counties in Kentucky.
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.
27,361
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
10.5%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
35.0 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.
46.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
46.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$90,141
A significant volume of traffic in Jefferson County, Kentucky utilizes the highway network. The average highway carries 27,361 vehicles per day, 113% more than the average non-highway road in the same area, which carries 12,872 vehicles per day. That average covers 274 highway road miles divided in 2,094 segments (average segment length 690 ft), together carrying 8,512,783 vehicle-miles traveled per day (≈3.1 billion per year). By highway travel volume, Jefferson ranks first in Kentucky. Trucks constitute 10.5% of highway traffic.
Analytical insight
The concentration of trucks on highways (10.5%) is 34% lower than the state average for similar road classifications. This indicates Jefferson serves as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 20% of counties in Kentucky see a lower highway truck share than Jefferson's 10.5%. Jefferson's highway truck count is higher than 86% of counties in Kentucky, at roughly 2,867 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
12,872
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
3.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.3 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.
28.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
45.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$86,689
The non-highway road network in Jefferson County, Kentucky supports a substantial volume of traffic. The average non-highway road carries 12,872 vehicles per day, 53% less than the average highway in the same area, which carries 27,361 vehicles per day. That average covers 561 non-highway road miles divided in 22,947 segments (average segment length 129 ft), together carrying 6,262,332 vehicle-miles traveled per day (≈2.3 billion per year). Trucks constitute 3.9% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 62% lower than on highways. Non-highway congestion (28.6%) runs 106% higher than the state average, pointing to slower local traffic flow. Jefferson's overall average travel time exceeds 66% of counties in Kentucky. Trip origins here have higher average income than 94% of counties in Kentucky. The driver population here skews older than 16% of counties in Kentucky.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–8:00 AM and PM peak 12:00 PM–7:00 PM, with volumes reaching approximately 63% higher than the daily average.
Weekend traffic:
Weekend volumes run about 20% below weekday levels.
Seasonal Fluctuation
Busy season:
August–October is the high season, with volumes +3% versus the annual average.
Lowest month:
January is the quietest month, with volumes -6% versus the annual average.
Analytical insight
In Jefferson County, Kentucky, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +3% in high season.
Traffic Flow Profile Comparison
Metric
Jefferson
Kentucky
Average
Difference
Traffic
14,083
4,696
+199.9%
Truck % (Total Traffic)
7.7%
12.1%
-36.0%
Truck % (Highway)
10.5%
15.9%
-34.0%
Avg. Travel Time
32.5 min
31.7 min
+2.7%
Frequently Asked Questions
The average daily traffic volume is calculated at 14,083 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - Jefferson has the highest average traffic volume of any county in Kentucky, at 14,083 vehicles per day.
Traffic volumes are typically 3% higher during August–October. Volumes drop to their lowest levels in January, averaging 13,172 vehicles per day - a 6% decrease from the annual average.
The average travel time for drivers is 32.5 minutes, offering a standard metric for commute and delivery route planning.
Weekday peaks occur between 7:00 AM and 8:00 AM in the morning and between 12:00 PM and 7:00 PM in the evening - about 63% above the daily average.
Approximately 27% of highway traffic and 7% of non-highway traffic consists of vehicles whose trip originates outside Jefferson County, Kentucky. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Drivers on Jefferson roads have a median age of 46 years, and the median household income of the neighborhoods trips originate from averages $88,544 - useful context for retail siting and customer profiling.
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)
