This page delivers traffic analytics for Jefferson County, Missouri. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Jefferson County, Missouri among 749 road miles divided in 16,877 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 234 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.
6,329
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
7.0%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
30.6 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.
17.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$84,471
Our data indicates an estimated average traffic volume of 6,329 vehicles per day in Jefferson County, Missouri that results in 6,507,227 vehicle-miles traveled per day (≈2.4 billion per year). The traffic stream is comprised of an average of 1 truck for every 14 vehicles. Typical time spent behind the wheel per trip is 30.6 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Missouri state averages: Jefferson's average daily traffic volume is 12% higher than the state average - 6,329 vehicles per day against 5,631 - suggesting more traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 6,507,227 vehicle-miles traveled per day (≈2.4 billion per year), roughly 3.8% of Missouri's statewide total. Journey times run 2% lower than the state level, at 30.6 minutes on average. At 11% lower than the state level, the 17.3% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. Jefferson carries more traffic than 91% of counties in Missouri. 28% of counties in Missouri have a shorter average travel time than Jefferson's 30.6 minutes.
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.
15,296
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
8.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
35.2 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.
38.7%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
48.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$83,799
A significant volume of traffic in Jefferson County, Missouri utilizes the highway network. The average highway carries 15,296 vehicles per day, 164% more than the average non-highway road in the same area, which carries 5,789 vehicles per day. That average covers 193 highway road miles divided in 959 segments (average segment length 1,064 ft), together carrying 3,726,131 vehicle-miles traveled per day (≈1.4 billion per year). No more than 4 other counties in Missouri move more traffic on their highways. Trucks constitute 8.9% of highway traffic.
Analytical insight
The concentration of trucks on highways (8.9%) 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. By truck concentration, highways here outrank 2% of counties in Missouri. By raw truck volume, Jefferson carries more highway trucks than 61% of counties in Missouri.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
5,789
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
30.4 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.
16.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$85,325
The non-highway road network in Jefferson County, Missouri supports a substantial volume of traffic. The average non-highway road carries 5,789 vehicles per day, 62% less than the average highway in the same area, which carries 15,296 vehicles per day. That average covers 556 non-highway road miles divided in 15,918 segments (average segment length 184 ft), together carrying 2,781,096 vehicle-miles traveled per day (≈1.0 billion per year). Trucks constitute 4.4% of non-highway traffic.
Analytical insight
Non-highway roads carry a truck concentration that's 51% lower than the highway network. Non-highway congestion (16.0%) runs 14% lower than the state average, pointing to smoother local traffic flow. Jefferson's overall average travel time exceeds 28% of counties in Missouri. Trip origins here have higher average income than 94% of counties in Missouri. Jefferson's median driver age is higher than 31% of counties in Missouri.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–8:00 AM and PM peak 4:00 PM–7:00 PM, with volumes reaching approximately 83% higher than the daily average.
Weekend traffic:
Weekend volumes run about 14% below weekday levels.
Seasonal Fluctuation
Busy season:
May–July is the high season, with volumes +8% versus the annual average.
Lowest month:
January is the quietest month, with volumes -16% versus the annual average.
Analytical insight
In Jefferson County, Missouri, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is mild at +8% in high season.
Traffic Flow Profile Comparison
Metric
Jefferson
Missouri
Average
Difference
Traffic
6,329
5,631
+12.4%
Truck % (Total Traffic)
7.0%
9.8%
-28.9%
Truck % (Highway)
8.9%
13.4%
-33.7%
Avg. Travel Time
30.6 min
31.3 min
-2.1%
Frequently Asked Questions
The average daily traffic volume is calculated at 6,329 vehicles per day, providing a baseline for daily operations and site assessment.
The driver population in Jefferson skews older than 31% of counties in Missouri.
Trucks account for approximately 7.0% of the total traffic mix across all road types, with a significantly higher concentration of 8.9% on highways.
Weekday peaks occur between 7:00 AM and 8:00 AM in the morning and between 4:00 PM and 7:00 PM in the evening - about 83% above the daily average.
Approximately 23% of highway traffic and 8% of non-highway traffic consists of vehicles whose trip originates outside Jefferson County, Missouri. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
The average travel time for drivers is 30.6 minutes, offering a standard metric for commute and delivery route planning.
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)
