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Grant County, Indiana Traffic Counts

This page delivers traffic analytics for Grant County, Indiana. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Grant County, Indiana among 229 road miles divided in 3,092 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 391 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

6,614

Trucks

14.3%

Average travel time

36.2 min

Congestion ratio

14.1%

Drivers’ average age

47.6 yrs

Drivers’ average income

$66,601

Our data indicates an estimated average traffic volume of 6,614 vehicles per day in Grant County, Indiana that results in 1,311,505 vehicle-miles traveled per day (≈479 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 36.2 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Indiana state averages: At 6,614 vehicles per day, the average monitored road in Grant carries 16% more traffic than the state average of 5,704 vehicles per day - a critical factor for logistics and site planning. Across the whole network that adds up to 1,311,505 vehicle-miles traveled per day (≈479 million per year), roughly 0.8% of Indiana's statewide total. Journey times run 8% higher than the state level, at 36.2 minutes on average. At 9% lower than the state level, the 14.1% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. Grant carries more traffic than 92% of counties in Indiana. 81% of counties in Indiana have a shorter average travel time than Grant's 36.2 minutes.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

11,839

Trucks

25.3%

Average travel time

70.0 min

Congestion ratio

24.1%

Drivers’ average age

44.5 yrs

Drivers’ average income

$79,204

A significant volume of traffic in Grant County, Indiana utilizes the highway network. The average highway carries 11,839 vehicles per day, 83% more than the average non-highway road in the same area, which carries 6,470 vehicles per day. That average covers 41 highway road miles divided in 83 segments (average segment length 2,601 ft), together carrying 510,071 vehicle-miles traveled per day (≈186 million per year). Trucks constitute 25.3% of highway traffic.

Analytical insight

The concentration of trucks on highways (25.3%) is 29% higher than the state average for similar road classifications. This indicates Grant serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. Grant's highway truck share (25.3%) is higher than 74% of counties in Indiana. 63% of counties in Indiana see fewer highway trucks per day than Grant's roughly 2,998.
non-highway traffic icon

Non-highway traffic

Traffic

6,470

Trucks

7.3%

Average travel time

35.3 min

Congestion ratio

13.9%

Drivers’ average age

48.0 yrs

Drivers’ average income

$64,748

The non-highway road network in Grant County, Indiana supports a substantial volume of traffic. The average non-highway road carries 6,470 vehicles per day, 45% less than the average highway in the same area, which carries 11,839 vehicles per day. That average covers 188 non-highway road miles divided in 3,009 segments (average segment length 330 ft), together carrying 801,434 vehicle-miles traveled per day (≈293 million per year). Trucks constitute 7.3% of non-highway traffic.

Analytical insight

The concentration of trucks on non-highway roads is 71% lower than on highways. Non-highway congestion (13.9%) runs 9% lower than the state average, pointing to smoother local traffic flow. Overall, average travel time here is longer than 81% of counties in Indiana. 24% of counties in Indiana see lower average driver income among trip origins than Grant. Grant's median driver age is higher than 44% of counties in Indiana.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

Grant

Indiana
Average

Difference

Traffic

6,614

5,704

+16.0%

Truck % (Total Traffic)

14.3%

12.1%

+18.2%

Truck % (Highway)

25.3%

19.6%

+29.3%

Avg. Travel Time

36.2 min

33.5 min

+8.1%

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

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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