This page delivers traffic analytics for Jerome County, Idaho. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Jerome County, Idaho among 272 road miles divided in 1,777 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 808 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.
3,134
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
15.4%
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.
9.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$73,519
Our data indicates an estimated average traffic volume of 3,134 vehicles per day in Jerome County, Idaho that results in 1,492,337 vehicle-miles traveled per day (≈545 million per year). The traffic stream is comprised of an average of 1 truck for every 7 vehicles. Typical time spent behind the wheel per trip is 35.2 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Idaho state averages: At 3,134 vehicles per day, the average monitored road in Jerome carries 45% less traffic than the state average of 5,734 vehicles per day - a critical factor for logistics and site planning. In total volume terms, its road network carries 1,492,337 vehicle-miles traveled per day (≈545 million per year), about 3.3% of Idaho's statewide total. The average trip takes 35.2 minutes, 4% higher than the state level. At 43% lower than the state level, the 9.2% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. Jerome carries more traffic than 53% of counties in Idaho. On travel time, Jerome runs longer than 65% 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.
11,623
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
18.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
37.4 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.
19.9%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$74,185
A significant volume of traffic in Jerome County, Idaho utilizes the highway network. The average highway carries 11,623 vehicles per day, 339% more than the average non-highway road in the same area, which carries 2,650 vehicles per day. That average covers 94 highway road miles divided in 96 segments (average segment length 5,160 ft), together carrying 1,106,761 vehicle-miles traveled per day (≈404 million per year). That is more highway travel volume than 85% of counties in Idaho. Trucks constitute 18.4% of highway traffic.
Analytical insight
The concentration of trucks on highways (18.4%) is 31% higher than the state average for similar road classifications. This indicates Jerome serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. 82% of counties in Idaho see a lower highway truck share than Jerome's 18.4%. 88% of counties in Idaho see fewer highway trucks per day than Jerome's roughly 2,139.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
2,650
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.7%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
35.1 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.
8.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$72,135
The non-highway road network in Jerome County, Idaho supports a substantial volume of traffic. The average non-highway road carries 2,650 vehicles per day, 77% less than the average highway in the same area, which carries 11,623 vehicles per day. That average covers 178 non-highway road miles divided in 1,681 segments (average segment length 560 ft), together carrying 385,576 vehicle-miles traveled per day (≈141 million per year). Trucks constitute 6.7% of non-highway traffic.
Analytical insight
Non-highway roads carry a truck concentration that's 64% lower than the highway network. Non-highway congestion (8.6%) runs 48% lower than the state average, pointing to smoother local traffic flow. Overall, average travel time here is longer than 65% of counties in Idaho. 65% of counties in Idaho see lower average driver income among trip origins than Jerome. The driver population here skews older than 37% of counties in Idaho.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–12:00 PM and PM peak 3:00 PM–6:00 PM, with volumes reaching approximately 75% higher than the daily average.
Weekend traffic:
Weekend volumes run about 14% below weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +11% versus the annual average.
Lowest month:
December is the quietest month, with volumes -17% versus the annual average.
Analytical insight
In Jerome County, Idaho, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +11% in high season.
Traffic Flow Profile Comparison
Metric
Jerome
Idaho
Average
Difference
Traffic
3,134
5,734
-45.3%
Truck % (Total Traffic)
15.4%
9.7%
+59.1%
Truck % (Highway)
18.4%
14.1%
+30.7%
Avg. Travel Time
35.2 min
33.8 min
+4.2%
Frequently Asked Questions
The average daily traffic volume is calculated at 3,134 vehicles per day, providing a baseline for daily operations and site assessment.
Jerome carries more highway trucks by raw volume than 88% of counties in Idaho, at roughly 2,139 per day.
Drivers on Jerome roads have a median age of 44 years, and the median household income of the neighborhoods trips originate from averages $73,519 - useful context for retail siting and customer profiling.
Trucks account for approximately 15.4% of the total traffic mix across all road types, with a significantly higher concentration of 18.4% on highways.
The average travel time for drivers is 35.2 minutes, offering a standard metric for commute and delivery route planning.
Approximately 66% of highway traffic and 24% of non-highway traffic consists of vehicles whose trip originates outside Jerome 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.
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)
