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Porter County, Indiana Traffic Counts

This page delivers traffic analytics for Porter County, Indiana. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Porter County, Indiana among 519 road miles divided in 11,731 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 234 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

6,120

Trucks

15.2%

Average travel time

31.9 min

Congestion ratio

15.7%

Drivers’ average age

47.0 yrs

Drivers’ average income

$88,703

Our data indicates an estimated average traffic volume of 6,120 vehicles per day in Porter County, Indiana that results in 4,367,356 vehicle-miles traveled per day (≈1.6 billion 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 31.9 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Indiana state averages: Porter's average daily traffic volume is 7% higher than the state average - 6,120 vehicles per day against 5,704 - suggesting more traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 4,367,356 vehicle-miles traveled per day (≈1.6 billion per year), roughly 2.7% of Indiana's statewide total. At 31.9 minutes, the average travel time is 5% lower than the state level. At 15.7%, the congestion ratio matches the state level closely. Porter carries more traffic than 88% of counties in Indiana. 16% of counties in Indiana have a shorter average travel time than Porter's 31.9 minutes.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

16,001

Trucks

22.8%

Average travel time

50.5 min

Congestion ratio

28.6%

Drivers’ average age

47.3 yrs

Drivers’ average income

$89,952

A significant volume of traffic in Porter County, Indiana utilizes the highway network. The average highway carries 16,001 vehicles per day, 185% more than the average non-highway road in the same area, which carries 5,612 vehicles per day. That average covers 126 highway road miles divided in 574 segments (average segment length 1,164 ft), together carrying 2,376,413 vehicle-miles traveled per day (≈867 million per year). By highway travel volume, that ranks Porter in the top 5 counties in Indiana. Trucks constitute 22.8% of highway traffic.

Analytical insight

The concentration of trucks on highways (22.8%) is 16% higher than the state average for similar road classifications. This indicates Porter serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. By truck concentration, highways here outrank 59% of counties in Indiana. 79% of counties in Indiana see fewer highway trucks per day than Porter's roughly 3,648.
non-highway traffic icon

Non-highway traffic

Traffic

5,612

Trucks

6.0%

Average travel time

31.0 min

Congestion ratio

15.0%

Drivers’ average age

46.8 yrs

Drivers’ average income

$88,086

The non-highway road network in Porter County, Indiana supports a substantial volume of traffic. The average non-highway road carries 5,612 vehicles per day, 65% less than the average highway in the same area, which carries 16,001 vehicles per day. That average covers 393 non-highway road miles divided in 11,157 segments (average segment length 186 ft), together carrying 1,990,943 vehicle-miles traveled per day (≈727 million per year). Trucks constitute 6.0% of non-highway traffic.

Analytical insight

The concentration of trucks on non-highway roads is 74% lower than on highways. Non-highway congestion (15.0%) runs 1% lower than the state average, pointing to smoother local traffic flow. Porter's overall average travel time exceeds 16% of counties in Indiana. Porter's average driver income exceeds 95% of counties in Indiana. The driver population here skews older than 27% of counties in Indiana.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

Porter

Indiana
Average

Difference

Traffic

6,120

5,704

+7.3%

Truck % (Total Traffic)

15.2%

12.1%

+25.2%

Truck % (Highway)

22.8%

19.6%

+16.4%

Avg. Travel Time

31.9 min

33.5 min

-4.8%

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

IndianaDepartment 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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