
Total Traffic Volume & Performance in Dyer County, Tennessee
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,933 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.7% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.7 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. | 10.5% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 48.0 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $59,998 |
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The average monitored road in Dyer County, Tennessee carries 4,933 vehicles per day. Across its 321 miles of monitored roads, that adds up to 1,076,790 vehicle-miles traveled per day (≈393 million per year). Trucks are 10.7% of traffic, close to the 11.3% across Tennessee.
Shorter trips than 79% of counties in Tennessee
Dyer sees 32% lower average daily traffic volume than the state average (4,933 vehicles per day against 7,251), suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. In total volume terms, its road network carries about 0.6% of Tennessee's statewide total of vehicle-miles. By volume, Dyer's 4,933 vehicles per day outpaces 64% of counties in Tennessee.
Journey times here (30.7 minutes on average) closely track the state level. On travel time, Dyer runs shorter than 79% of counties in Tennessee.
Congestion runs 35% lower than the state level, at a ratio of 10.5%, which means smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Dyer County, Tennessee
| Traffic | vehicles per day8,191 |
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| Trucks | 14.3% |
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| Average travel time | 34.8 min |
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| Congestion ratio | 13.4% |
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| Drivers’ average age | 47.9 yrs |
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| Drivers’ average income | $59,730 |
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Highways carry more than half of all travel in Dyer County, Tennessee (57% of vehicle-miles). The average highway carries 8,191 vehicles per day, 99% more than the average non-highway road in the same area, which carries 4,120 vehicles per day.
With 35% of the road miles (113 miles in 483 segments), highways punch above their length, carrying 616,646 vehicle-miles traveled per day (≈225 million per year).
That is more highway travel volume than 55% of counties in Tennessee.
A typical mix of freight and passenger traffic
At 14.3%, highway truck share is 8% lower than the state average. The highway traffic mix is typical for Tennessee: neither freight- nor commuter-dominated.
58% of counties in Tennessee see a lower highway truck share than Dyer's 14.3%. Dyer's highway truck count is lower than 58% of counties in Tennessee, at roughly 1,171 trucks per day.

Non-highway Traffic in Dyer County, Tennessee
| Traffic | vehicles per day4,120 |
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| Trucks | 5.8% |
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| Average travel time | 29.6 min |
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| Congestion ratio | 9.8% |
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| Drivers’ average age | 48.1 yrs |
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| Drivers’ average income | $60,213 |
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A significant share of driving in Dyer County, Tennessee, 43% of vehicle-miles, happens on local roads. The average non-highway road carries 4,120 vehicles per day.
Local roads make up 65% of the monitored road miles (208 miles in 1,935 segments) but carry less than their share of travel: 460,144 vehicle-miles traveled per day (≈168 million per year). About 1 in 17 vehicles on non-highway roads is a truck (5.8%).
Local congestion 37% below the Tennessee average
Compared to highways, non-highway routes see 60% fewer trucks by share.
Non-highway congestion (9.8%) runs 37% lower than the state average, pointing to smoother local traffic flow.
Dyer's average driver income is lower than 53% of counties in Tennessee. 57% of counties in Tennessee have an older driver population than Dyer.