
Total Traffic Volume & Performance in Hardin County, Tennessee
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day3,534 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.6% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.4 min |
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Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 9.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 50.6 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $50,010 |
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Our data shows 3,534 vehicles per day on the average road in Hardin County, Tennessee, and 617,301 vehicle-miles traveled per day (≈225 million per year) across its 273 miles of monitored roads. About 1 in 12 vehicles is a truck, fewer than the 1 in 9 across Tennessee.
Shorter trips than 83% of counties in Tennessee
At 3,534 vehicles per day, the average monitored road in Hardin carries 51% less traffic than the state average of 7,251, suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Network-wide, Hardin accounts for about 0.3% of Tennessee's statewide total of vehicle-miles. 61% of counties in Tennessee see more traffic than Hardin's 3,534 vehicles per day.
The average trip takes 30.4 minutes, 5% lower than the state level. Its average travel time of 30.4 minutes is shorter than 83% of counties in Tennessee.
The congestion ratio of 9.3% is 43% lower, pointing to smoother traffic flow than the state level - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Hardin County, Tennessee
| Traffic | vehicles per day8,207 |
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| Trucks | 8.9% |
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| Average travel time | 31.5 min |
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| Congestion ratio | 10.3% |
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| Drivers’ average age | 50.4 yrs |
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| Drivers’ average income | $49,044 |
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A significant share of driving in Hardin County, Tennessee, 32% of vehicle-miles, happens on highways. The average highway carries 8,207 vehicles per day, 212% more than the average non-highway road in the same area, which carries 2,634 vehicles per day.
Highways make up 16% of the monitored road miles (44 miles, 399 segments), so they carry more than their share: 197,045 vehicle-miles traveled per day (≈71.9 million per year).
Lower highway truck share than 94% of counties in Tennessee
At 8.9%, highway truck share is 43% lower than the state average. Highways here carry mainly commuter and local trips, with little through freight.
Hardin's highway truck share (8.9%) is lower than 94% of counties in Tennessee. 89% of counties in Tennessee see more highway trucks per day than Hardin's roughly 730.

Non-highway Traffic in Hardin County, Tennessee
| Traffic | vehicles per day2,634 |
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| Trucks | 8.5% |
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| Average travel time | 30.2 min |
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| Congestion ratio | 9.0% |
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| Drivers’ average age | 50.8 yrs |
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| Drivers’ average income | $50,635 |
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Local roads carry more than half of all travel in Hardin County, Tennessee (68% of vehicle-miles). The average non-highway road carries 2,634 vehicles per day.
Their share of road miles is similar, 84% (229 miles in 2,072 segments), carrying 420,256 vehicle-miles traveled per day (≈153 million per year). Trucks make up 8.5% of non-highway traffic, about 1 in 12 vehicles.
Drivers from lower-income areas than 91% of counties in Tennessee
Local roads and highways carry about the same truck share here (8.5% against 8.9%), so freight is not confined to the highways.
Non-highway congestion (9.0%) runs 41% lower than the state average, pointing to smoother local traffic flow.
91% of counties in Tennessee see higher average driver income among trip origins than Hardin. Hardin's median driver age is higher than 85% of counties in Tennessee.