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Knox County, Illinois Traffic Counts

This page delivers traffic analytics for Knox County, Illinois. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Knox County, Illinois among 463 road miles divided in 3,319 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 737 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.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

2,906

Trucks

13.1%

Average travel time

33.8 min

Congestion ratio

9.7%

Drivers’ average age

50.3 yrs

Drivers’ average income

$61,916

Our data indicates an estimated average traffic volume of 2,906 vehicles per day in Knox County, Illinois that results in 1,353,672 vehicle-miles traveled per day (≈494 million per year). The traffic stream is comprised of an average of 1 truck for every 8 vehicles. Typical time spent behind the wheel per trip is 33.8 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Illinois state averages: Knox's average daily traffic volume is 66% lower than the state average - 2,906 vehicles per day against 8,480 - suggesting less traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 1,353,672 vehicle-miles traveled per day (≈494 million per year), roughly 0.6% of Illinois's statewide total. At 33.8 minutes, the average travel time is 1% lower than the state level. Congestion runs 53% lower than the state level, at a ratio of 9.7% - smoother traffic flow - crucial for traffic control improvement and logistics planning. 49% of counties in Illinois see less traffic than Knox's 2,906 vehicles per day. On travel time, Knox runs longer than 51% of counties in Illinois.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

7,352

Trucks

18.9%

Average travel time

49.0 min

Congestion ratio

18.6%

Drivers’ average age

50.6 yrs

Drivers’ average income

$67,358

A significant volume of traffic in Knox County, Illinois utilizes the highway network. The average highway carries 7,352 vehicles per day, 169% more than the average non-highway road in the same area, which carries 2,732 vehicles per day. That average covers 95 highway road miles divided in 125 segments (average segment length 4,024 ft), together carrying 730,643 vehicle-miles traveled per day (≈267 million per year). By highway travel volume, Knox outranks 67% of counties in Illinois. Trucks constitute 18.9% of highway traffic.

Analytical insight

At 18.9%, highway truck share is 9% higher than the state average, marking Knox as a significant freight corridor - underscoring the importance of highway access for logistics operators. 43% of counties in Illinois see a lower highway truck share than Knox's 18.9%. By raw truck volume, Knox carries more highway trucks than 38% of counties in Illinois.
non-highway traffic icon

Non-highway traffic

Traffic

2,732

Trucks

6.4%

Average travel time

33.2 min

Congestion ratio

9.4%

Drivers’ average age

50.2 yrs

Drivers’ average income

$59,522

The non-highway road network in Knox County, Illinois supports a substantial volume of traffic. The average non-highway road carries 2,732 vehicles per day, 63% less than the average highway in the same area, which carries 7,352 vehicles per day. That average covers 368 non-highway road miles divided in 3,194 segments (average segment length 608 ft), together carrying 623,029 vehicle-miles traveled per day (≈227 million per year). Trucks constitute 6.4% of non-highway traffic.

Analytical insight

The concentration of trucks on non-highway roads is 66% lower than on highways. Non-highway congestion (9.4%) runs 54% lower than the state average, pointing to smoother local traffic flow. Knox's overall average travel time exceeds 51% of counties in Illinois. 15% of counties in Illinois see lower average driver income among trip origins than Knox. The driver population here skews older than 67% of counties in Illinois.

Time-of-Day & Seasonal Patterns

Analytical insight

In Knox County, Illinois, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Knox

Illinois
Average

Difference

Traffic

2,906

8,480

-65.7%

Truck % (Total Traffic)

13.1%

10.2%

+29.1%

Truck % (Highway)

18.9%

17.3%

+9.1%

Avg. Travel Time

33.8 min

34.1 min

-1.1%

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)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

IllinoisDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
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Data current as of:
Q3 2026

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