This page delivers traffic analytics for Jefferson County, Idaho. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Jefferson County, Idaho among 235 road miles divided in 1,851 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 671 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.
2,852
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
8.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
29.4 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.
8.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
37.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$76,877
Our data indicates an estimated average traffic volume of 2,852 vehicles per day in Jefferson County, Idaho that results in 692,370 vehicle-miles traveled per day (≈253 million per year). The traffic stream is comprised of an average of 1 truck for every 12 vehicles. Typical time spent behind the wheel per trip is 29.4 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Idaho state averages: Jefferson sees 50% lower average daily traffic volume than the state average (2,852 vehicles per day against 5,734), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Jefferson accounts for about 1.5% of Idaho's statewide total, at 692,370 vehicle-miles traveled per day (≈253 million per year). Journey times run 13% lower than the state level, at 29.4 minutes on average. The congestion ratio of 8.2% is 49% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. By volume, Jefferson's 2,852 vehicles per day outpaces 44% of counties in Idaho. Its average travel time of 29.4 minutes is longer than 9% of counties in Idaho.
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.
8,567
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
10.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
35.5 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.
4.4%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
35.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$72,854
A significant volume of traffic in Jefferson County, Idaho utilizes the highway network. The average highway carries 8,567 vehicles per day, 229% more than the average non-highway road in the same area, which carries 2,607 vehicles per day. That average covers 79 highway road miles divided in 76 segments (average segment length 5,501 ft), together carrying 374,033 vehicle-miles traveled per day (≈137 million per year). 53% of counties in Idaho move less traffic on their highways. Trucks constitute 10.2% of highway traffic.
Analytical insight
Highway truck concentration here runs 27% lower than the state average, at 10.2% - positioning Jefferson as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 37% of counties in Idaho see a lower highway truck share than Jefferson's 10.2%. Jefferson's highway truck count is higher than 38% of counties in Idaho, at roughly 878 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
2,607
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
29.2 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.
8.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
39.8 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$81,448
The non-highway road network in Jefferson County, Idaho supports a substantial volume of traffic. The average non-highway road carries 2,607 vehicles per day, 70% less than the average highway in the same area, which carries 8,567 vehicles per day. That average covers 156 non-highway road miles divided in 1,775 segments (average segment length 464 ft), together carrying 318,338 vehicle-miles traveled per day (≈116 million per year). Trucks constitute 6.2% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 40% lower than on highways. At 49% lower than the state level, the non-highway congestion ratio of 8.3% signals easier movement on local roads. Jefferson's overall average travel time exceeds 9% of counties in Idaho. Jefferson's average driver income exceeds 84% of counties in Idaho. 5% of counties in Idaho have a younger driver population than Jefferson.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 8:00 AM–12:00 PM and PM peak 5:00 PM–6:00 PM, with volumes reaching approximately 104% higher than the daily average.
Weekend traffic:
Weekend volumes run about 16% below weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +14% versus the annual average.
Lowest month:
January is the quietest month, with volumes -18% versus the annual average.
Analytical insight
In Jefferson County, Idaho, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is pronounced at +14% in high season.
Traffic Flow Profile Comparison
Metric
Jefferson
Idaho
Average
Difference
Traffic
2,852
5,734
-50.3%
Truck % (Total Traffic)
8.4%
9.7%
-13.3%
Truck % (Highway)
10.2%
14.1%
-27.2%
Avg. Travel Time
29.4 min
33.8 min
-13.0%
Frequently Asked Questions
The average daily traffic volume is calculated at 2,852 vehicles per day, providing a baseline for daily operations and site assessment.
Trip origins in Jefferson have higher average income than 84% of counties in Idaho.
Trucks account for approximately 8.4% of the total traffic mix across all road types, with a significantly higher concentration of 10.2% on highways.
Weekday peaks occur between 8:00 AM and 12:00 PM in the morning and between 5:00 PM and 6:00 PM in the evening - about 104% above the daily average.
Approximately 76% of highway traffic and 13% of non-highway traffic consists of vehicles whose trip originates outside Jefferson County, Idaho. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Traffic volumes are typically 14% higher during June–August. Volumes drop to their lowest levels in January, averaging 2,340 vehicles per day - a 18% 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)
