This page delivers traffic analytics for Clark County, Idaho. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Clark County, Idaho among 175 road miles divided in 236 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 3,922 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.
405
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
17.0%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
72.5 min
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.
$53,022
Our data indicates an estimated average traffic volume of 405 vehicles per day in Clark County, Idaho that results in 153,825 vehicle-miles traveled per day (≈56.1 million per year). The traffic stream is comprised of an average of 1 truck for every 6 vehicles. Typical time spent behind the wheel per trip is 72.5 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Idaho state averages: Clark sees 93% lower average daily traffic volume than the state average (405 vehicles per day against 5,734), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Clark accounts for about 0.3% of Idaho's statewide total, at 153,825 vehicle-miles traveled per day (≈56.1 million per year). Journey times run 114% higher than the state level, at 72.5 minutes on average. In fact, Clark has the lowest average traffic volume of any county in Idaho, at 405 vehicles per day. It also posts the highest average travel time in Idaho, at 72.5 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.
897
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
16.7%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
62.0 min
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.
$53,118
A significant volume of traffic in Clark County, Idaho utilizes the highway network. The average highway carries 897 vehicles per day, 229% more than the average non-highway road in the same area, which carries 273 vehicles per day. That average covers 99 highway road miles divided in 50 segments (average segment length 10,480 ft), together carrying 137,537 vehicle-miles traveled per day (≈50.2 million per year). Trucks constitute 16.7% of highway traffic.
Analytical insight
At 16.7%, highway truck share is 19% higher than the state average, marking Clark as a significant freight corridor - underscoring the importance of highway access for logistics operators. By truck concentration, highways here outrank 79% of counties in Idaho. 6% of counties in Idaho see fewer highway trucks per day than Clark's roughly 150.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
273
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
19.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
75.4 min
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
45.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$52,180
The non-highway road network in Clark County, Idaho supports a substantial volume of traffic. The average non-highway road carries 273 vehicles per day, 70% less than the average highway in the same area, which carries 897 vehicles per day. That average covers 76 non-highway road miles divided in 186 segments (average segment length 2,159 ft), together carrying 16,289 vehicle-miles traveled per day (≈5.9 million per year). Trucks constitute 19.2% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 15% higher than on highways. Overall, Clark has the highest average travel time in Idaho, at 72.5 minutes. 7% of counties in Idaho see lower average driver income among trip origins than Clark. The driver population here skews older than 49% of counties in Idaho.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 10:00 AM–12:00 PM and PM peak 12:00 PM–6:00 PM, with volumes reaching approximately 75% higher than the daily average.
Weekend traffic:
Weekend volumes run about 2% below weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +34% versus the annual average.
Lowest month:
January is the quietest month, with volumes -42% versus the annual average.
Analytical insight
In Clark County, Idaho, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +34% in high season.
Traffic Flow Profile Comparison
Metric
Clark
Idaho
Average
Difference
Traffic
405
5,734
-92.9%
Truck % (Total Traffic)
17.0%
9.7%
+75.6%
Truck % (Highway)
16.7%
14.1%
+18.5%
Avg. Travel Time
72.5 min
33.8 min
+114.4%
Frequently Asked Questions
The average daily traffic volume is calculated at 405 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - at 72.5 minutes, Clark has the highest average travel time of any county in Idaho.
Drivers on Clark roads have a median age of 46 years, and the median household income of the neighborhoods trips originate from averages $53,022 - useful context for retail siting and customer profiling.
Weekday peaks occur between 10:00 AM and 12:00 PM in the morning and between 12:00 PM and 6:00 PM in the evening - about 75% above the daily average.
Trucks account for approximately 17.0% of the total traffic mix across all road types, with a significantly higher concentration of 16.7% on highways.
Approximately 24% of highway traffic and 2% of non-highway traffic consists of vehicles whose trip originates outside Clark 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.
The average travel time for drivers is 72.5 minutes, offering a standard metric for commute and delivery route planning.
Traffic volumes are typically 34% higher during June–August. Volumes drop to their lowest levels in January, averaging 236 vehicles per day - a 42% 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)
