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Iroquois County, Illinois Traffic Counts

This page delivers traffic analytics for Iroquois County, Illinois. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Iroquois County, Illinois among 383 road miles divided in 1,985 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 1,018 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

2,418

Trucks

20.9%

Average travel time

33.8 min

Congestion ratio

7.1%

Drivers’ average age

47.9 yrs

Drivers’ average income

$66,918

Our data indicates an estimated average traffic volume of 2,418 vehicles per day in Iroquois County, Illinois that results in 1,228,450 vehicle-miles traveled per day (≈448 million per year). The traffic stream is comprised of an average of 1 truck for every 5 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: Iroquois's average daily traffic volume is 71% lower than the state average - 2,418 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 1,228,450 vehicle-miles traveled per day (≈448 million per year), roughly 0.5% of Illinois's statewide total. The average trip takes 33.8 minutes, on par with the state level. At 65% lower than the state level, the 7.1% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. Iroquois carries more traffic than 31% of counties in Illinois. Its average travel time of 33.8 minutes is longer than 54% of counties in Illinois.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

8,082

Trucks

29.9%

Average travel time

75.6 min

Congestion ratio

18.3%

Drivers’ average age

43.3 yrs

Drivers’ average income

$76,079

A significant volume of traffic in Iroquois County, Illinois utilizes the highway network. The average highway carries 8,082 vehicles per day, 275% more than the average non-highway road in the same area, which carries 2,155 vehicles per day. That average covers 78 highway road miles divided in 88 segments (average segment length 4,705 ft), together carrying 694,599 vehicle-miles traveled per day (≈254 million per year). By highway travel volume, Iroquois outranks 60% of counties in Illinois. Trucks constitute 29.9% of highway traffic.

Analytical insight

The concentration of trucks on highways (29.9%) is 72% higher than the state average for similar road classifications. This indicates Iroquois serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. Iroquois's highway truck share (29.9%) is higher than 86% of counties in Illinois. Iroquois's highway truck count is higher than 67% of counties in Illinois, at roughly 2,416 trucks per day.
non-highway traffic icon

Non-highway traffic

Traffic

2,155

Trucks

9.3%

Average travel time

31.9 min

Congestion ratio

6.6%

Drivers’ average age

51.1 yrs

Drivers’ average income

$64,785

The non-highway road network in Iroquois County, Illinois supports a substantial volume of traffic. The average non-highway road carries 2,155 vehicles per day, 73% less than the average highway in the same area, which carries 8,082 vehicles per day. That average covers 304 non-highway road miles divided in 1,897 segments (average segment length 847 ft), together carrying 533,851 vehicle-miles traveled per day (≈195 million per year). Trucks constitute 9.3% of non-highway traffic.

Analytical insight

Compared to highways, non-highway routes see 69% fewer trucks by share. At 68% lower than the state level, the non-highway congestion ratio of 6.6% signals easier movement on local roads. Overall, average travel time here is longer than 54% of counties in Illinois. Iroquois's average driver income exceeds 31% of counties in Illinois. Iroquois's median driver age is higher than 29% of counties in Illinois.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

Iroquois

Illinois
Average

Difference

Traffic

2,418

8,480

-71.5%

Truck % (Total Traffic)

20.9%

10.2%

+105.8%

Truck % (Highway)

29.9%

17.3%

+72.5%

Avg. Travel Time

33.8 min

34.1 min

-0.8%

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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