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Marion County, Tennessee Traffic Counts

This page delivers traffic analytics for Marion County, Tennessee. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Marion County, Tennessee among 236 road miles divided in 2,091 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 597 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 icon

Total Traffic Volume & Performance

Traffic

4,259

Trucks

23.0%

Average travel time

33.5 min

Congestion ratio

11.8%

Drivers’ average age

48.2 yrs

Drivers’ average income

$61,239

Our data indicates an estimated average traffic volume of 4,259 vehicles per day in Marion County, Tennessee that results in 1,796,753 vehicle-miles traveled per day (≈656 million per year). The traffic stream is comprised of an average of 1 truck for every 4 vehicles. Typical time spent behind the wheel per trip is 33.5 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Tennessee state averages: Marion's average daily traffic volume is 41% lower than the state average - 4,259 vehicles per day against 7,251 - suggesting less traffic load per road, a critical factor for logistics and site planning. Network-wide, Marion accounts for about 1.0% of Tennessee's statewide total, at 1,796,753 vehicle-miles traveled per day (≈656 million per year). At 33.5 minutes, the average travel time is 4% higher than the state level. The congestion ratio of 11.8% is 27% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. Marion carries more traffic than 54% of counties in Tennessee. 69% of counties in Tennessee have a shorter average travel time than Marion's 33.5 minutes.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

10,962

Trucks

27.3%

Average travel time

61.5 min

Congestion ratio

22.9%

Drivers’ average age

47.2 yrs

Drivers’ average income

$62,089

A significant volume of traffic in Marion County, Tennessee utilizes the highway network. The average highway carries 10,962 vehicles per day, 218% more than the average non-highway road in the same area, which carries 3,451 vehicles per day. That average covers 84 highway road miles divided in 225 segments (average segment length 1,969 ft), together carrying 1,402,779 vehicle-miles traveled per day (≈512 million per year). That is more highway travel volume than 75% of counties in Tennessee. Trucks constitute 27.3% of highway traffic.

Analytical insight

The concentration of trucks on highways (27.3%) is 75% higher than the state average for similar road classifications. This indicates Marion serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. Marion also posts the highest highway truck share in Tennessee - 27.3%. 92% of counties in Tennessee see fewer highway trucks per day than Marion's roughly 2,990.
non-highway traffic icon

Non-highway traffic

Traffic

3,451

Trucks

7.7%

Average travel time

30.1 min

Congestion ratio

10.4%

Drivers’ average age

49.9 yrs

Drivers’ average income

$60,190

The non-highway road network in Marion County, Tennessee supports a substantial volume of traffic. The average non-highway road carries 3,451 vehicles per day, 69% less than the average highway in the same area, which carries 10,962 vehicles per day. That average covers 152 non-highway road miles divided in 1,866 segments (average segment length 431 ft), together carrying 393,975 vehicle-miles traveled per day (≈144 million per year). Trucks constitute 7.7% of non-highway traffic.

Analytical insight

The concentration of trucks on non-highway roads is 72% lower than on highways. At 32% lower than the state level, the non-highway congestion ratio of 10.4% signals easier movement on local roads. Marion's overall average travel time exceeds 69% of counties in Tennessee. 52% of counties in Tennessee see lower average driver income among trip origins than Marion. 46% of counties in Tennessee have a younger driver population than Marion.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

Marion

Tennessee
Average

Difference

Traffic

4,259

7,251

-41.3%

Truck % (Total Traffic)

23.0%

11.3%

+102.7%

Truck % (Highway)

27.3%

15.6%

+74.8%

Avg. Travel Time

33.5 min

32.1 min

+4.5%

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

TennesseeDepartment 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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