This page delivers traffic analytics for Lake County, Illinois. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Lake County, Illinois among 1,096 road miles divided in 31,250 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 185 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.
11,336
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.
33.7 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.
27.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$129,334
Our data indicates an estimated average traffic volume of 11,336 vehicles per day in Lake County, Illinois that results in 14,037,462 vehicle-miles traveled per day (≈5.1 billion per year). The traffic stream is comprised of an average of 1 truck for every 15 vehicles. Typical time spent behind the wheel per trip is 33.7 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Illinois state averages: At 11,336 vehicles per day, the average monitored road in Lake carries 34% more traffic than the state average of 8,480 vehicles per day - a critical factor for logistics and site planning. In total volume terms, its road network carries 14,037,462 vehicle-miles traveled per day (≈5.1 billion per year), about 5.9% of Illinois's statewide total. At 33.7 minutes, the average travel time is 1% lower than the state level. Congestion runs 32% higher than the state level, at a ratio of 27.2% - more pronounced congestion - crucial for traffic control improvement and logistics planning. By volume, Lake's 11,336 vehicles per day outpaces 98% of counties in Illinois. On travel time, Lake runs longer than 48% of counties in Illinois.
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.
24,436
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
13.8%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
47.3 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.
39.9%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.4 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$129,416
A significant volume of traffic in Lake County, Illinois utilizes the highway network. The average highway carries 24,436 vehicles per day, 120% more than the average non-highway road in the same area, which carries 11,128 vehicles per day. That average covers 111 highway road miles divided in 488 segments (average segment length 1,199 ft), together carrying 3,268,588 vehicle-miles traveled per day (≈1.2 billion per year). By highway travel volume, that ranks Lake in the top 5 counties in Illinois. Trucks constitute 13.8% of highway traffic.
Analytical insight
Highway truck concentration here runs 20% lower than the state average, at 13.8% - positioning Lake as a primarily local traffic hub. For logistics operators, this validates the importance of local access. By truck concentration, highways here outrank 25% of counties in Illinois. By raw truck volume, Lake carries more highway trucks than 91% of counties in Illinois.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
11,128
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.5%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.5 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.
27.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$129,321
The non-highway road network in Lake County, Illinois supports a substantial volume of traffic. The average non-highway road carries 11,128 vehicles per day, 54% less than the average highway in the same area, which carries 24,436 vehicles per day. That average covers 985 non-highway road miles divided in 30,762 segments (average segment length 169 ft), together carrying 10,768,874 vehicle-miles traveled per day (≈3.9 billion per year). Trucks constitute 4.5% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 67% fewer trucks by share. Non-highway congestion (27.0%) runs 31% higher than the state average, pointing to slower local traffic flow. Lake's overall average travel time exceeds 48% of counties in Illinois. At $129,334, the average driver income for trips originating here is the highest in Illinois. Lake's median driver age is higher than 21% of counties in Illinois.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–12:00 PM and PM peak 3:00 PM–7:00 PM, with volumes reaching approximately 73% higher than the daily average.
Weekend traffic:
Weekend volumes run about 21% below weekday levels.
Seasonal Fluctuation
Busy season:
August–October is the high season, with volumes +8% versus the annual average.
Lowest month:
January is the quietest month, with volumes -14% versus the annual average.
Analytical insight
In Lake County, Illinois, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +8% in high season.
Traffic Flow Profile Comparison
Metric
Lake
Illinois
Average
Difference
Traffic
11,336
8,480
+33.7%
Truck % (Total Traffic)
6.7%
10.2%
-34.3%
Truck % (Highway)
13.8%
17.3%
-20.4%
Avg. Travel Time
33.7 min
34.1 min
-1.2%
Frequently Asked Questions
The average daily traffic volume is calculated at 11,336 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - Lake has the highest average driver income of any county in Illinois, at $129,334.
Drivers on Lake roads have a median age of 47 years, and the median household income of the neighborhoods trips originate from averages $129,334 - useful context for retail siting and customer profiling.
Approximately 21% of highway traffic and 10% of non-highway traffic consists of vehicles whose trip originates outside Lake County, Illinois. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Trucks account for approximately 6.7% of the total traffic mix across all road types, with a significantly higher concentration of 13.8% on highways.
Traffic volumes are typically 8% higher during August–October. Volumes drop to their lowest levels in January, averaging 9,726 vehicles per day - a 14% decrease from the annual average.
Weekday peaks occur between 7:00 AM and 12:00 PM in the morning and between 3:00 PM and 7:00 PM in the evening - about 73% above the daily 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)
