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DeKalb County, Tennessee Traffic Counts

This page delivers traffic analytics for DeKalb County, Tennessee. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for DeKalb County, Tennessee among 142 road miles divided in 2,386 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 313 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

Traffic

The average number of vehicles that travel each day over any road in the road network.

3,557

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

8.4%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

37.1 min

Congestion ratio

Congestion ratio

The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.

9.6%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

48.2 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$51,876

Our data indicates an estimated average traffic volume of 3,557 vehicles per day in DeKalb County, Tennessee that results in 407,440 vehicle-miles traveled per day (≈149 million per year). The traffic stream is comprised of an average of 1 truck for every 12 vehicles. Typical time spent behind the wheel per trip is 37.1 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Tennessee state averages: At 3,557 vehicles per day, the average monitored road in DeKalb carries 51% less traffic than the state average of 7,251 vehicles per day - a critical factor for logistics and site planning. Across the whole network that adds up to 407,440 vehicle-miles traveled per day (≈149 million per year), roughly 0.2% of Tennessee's statewide total. The average trip takes 37.1 minutes, 16% higher than the state level. Congestion runs 40% lower than the state level, at a ratio of 9.6% - smoother traffic flow - crucial for traffic control improvement and logistics planning. By volume, DeKalb's 3,557 vehicles per day outpaces 40% of counties in Tennessee. 96% of counties in Tennessee have a shorter average travel time than DeKalb's 37.1 minutes.

Highway vs. Non-Highway Traffic Analysis

Analytical insight

N/A
non-highway traffic icon

Non-highway traffic

Traffic

Traffic

The average number of vehicles that travel each day over any road in the road network.

3,557

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

8.4%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

37.1 min

Congestion ratio

Congestion ratio

The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.

9.6%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

48.2 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$51,876

The non-highway road network in DeKalb County, Tennessee supports a substantial volume of traffic. The average non-highway road carries 3,557 vehicles per day. That average covers 142 non-highway road miles divided in 2,386 segments (average segment length 313 ft), together carrying 407,440 vehicle-miles traveled per day (≈149 million per year). Trucks constitute 8.4% of non-highway traffic.

Analytical insight

Non-highway congestion (9.6%) runs 37% lower than the state average, pointing to smoother local traffic flow. DeKalb's overall average travel time exceeds 96% of counties in Tennessee. 13% of counties in Tennessee see lower average driver income among trip origins than DeKalb. The driver population here skews older than 47% of counties in Tennessee.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

DeKalb

Tennessee
Average

Difference

Traffic

3,557

7,251

-50.9%

Truck % (Total Traffic)

8.4%

11.3%

-26.0%

Truck % (Highway)

15.6%

Avg. Travel Time

37.1 min

32.1 min

+15.7%

How DeKalb County compares

DeKalb County against nearby areas

Nothing in this table sets DeKalb County sharply apart from the 4 areas nearest to it, though it has the fourth busiest roads of the five. The same kind of road, just less of it: traffic per road matches the areas around it while the network itself is smaller.

DeKalb County and the 4 nearest county-level areas by centroid distance, with the Tennessee average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
DeKalb County3,5578.4%407,44037.1 min9.6%
Cannon County, Tennessee3,2828.0%294,35933.3 min11.3%
Smith County, Tennessee3,86419.2%1,177,17729.7 min11.5%
Warren County, Tennessee3,7098.4%757,95832.0 min9.1%
White County, Tennessee3,72810.1%607,29532.7 min9.2%
Tennessee average7,25111.3%N/A32.1 min16.1%

DeKalb County ranked within Tennessee

DeKalb County sits in the top quarter of the Tennessee field on average travel time, at #5 of 95.

Where DeKalb County sits among Tennessee's county-level areas on each measure. Rank 1 is the highest value in the state, whether or not that is the outcome you want; the field size differs by measure because not every county carries highway data.
MeasureDeKalb CountyTennessee rank
Traffic volume (AADT)3,557#57 of 95
Average travel time37.1 min#5 of 95
Average driver income$51,876#83 of 95
Average driver age48.2 yrs#51 of 95

The two ends of this table sit far apart: #5 of 95 on average travel time, against #83 of 95 on average driver income.

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.
TrafficZoom methodology
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Data current as of:
Q3 2026

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Counties near DeKalb County

The same traffic breakdown for the areas closest to DeKalb County, Tennessee.

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