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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day2,458 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 10.9% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 32.6 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 8.6% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 48.5 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $70,195 |
A typical monitored road in Mercer County, Kentucky sees 2,458 vehicles per day, while its 168 miles of monitored roads together handle 536,836 vehicle-miles traveled per day (≈196 million per year). Trucks are 10.9% of traffic, close to the 12.1% across Kentucky.
At 2,458 vehicles per day, the average monitored road in Mercer carries 48% less traffic than the state average of 4,696, suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. In total volume terms, its road network carries about 0.5% of Kentucky's statewide total of vehicle-miles. Mercer carries more traffic than 50% of counties in Kentucky.
The average trip takes 32.6 minutes, on par with the state level. Its average travel time of 32.6 minutes is longer than 66% of counties in Kentucky.
Congestion runs 41% lower than the state level, at a ratio of 8.6%, which means smoother traffic flow - fewer delays make delivery windows more reliable.
| Traffic | vehicles per day7,405 |
|---|---|
| Trucks | 12.8% |
| Average travel time | 36.9 min |
| Congestion ratio | 16.7% |
| Drivers’ average age | 48.2 yrs |
| Drivers’ average income | $72,161 |
Highways carry more than half of all travel in Mercer County, Kentucky (67% of vehicle-miles). The average highway carries 7,405 vehicles per day, 278% more than the average non-highway road in the same area, which carries 1,959 vehicles per day.
Highways make up 28% of the monitored road miles (47 miles, 212 segments), so they carry more than their share: 357,266 vehicle-miles traveled per day (≈130 million per year).
By highway travel volume, Mercer outranks 50% of counties in Kentucky.
Highway truck concentration here runs 19% lower than the state average, at 12.8%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
58% of counties in Kentucky see a higher highway truck share than Mercer's 12.8%. By raw truck volume, Mercer carries more highway trucks than 54% of counties in Kentucky.
| Traffic | vehicles per day1,959 |
|---|---|
| Trucks | 7.2% |
| Average travel time | 32.1 min |
| Congestion ratio | 7.8% |
| Drivers’ average age | 49.1 yrs |
| Drivers’ average income | $68,017 |
Local roads carry a significant share of travel in Mercer County, Kentucky: 33% of all vehicle-miles. The average non-highway road carries 1,959 vehicles per day.
Local roads make up 72% of the monitored road miles (121 miles in 2,105 segments) but carry less than their share of travel: 179,569 vehicle-miles traveled per day (≈65.5 million per year). About 1 in 14 vehicles on non-highway roads is a truck (7.2%).
Non-highway roads carry a truck concentration that's 44% lower than the highway network.
The non-highway congestion ratio of 7.8% is 44% lower than the state level, suggesting more efficient local mobility than the state average.
Trip origins here have higher average income than 80% of counties in Kentucky. The driver population here skews older than 56% of counties in Kentucky.
Mercer County's biggest difference from the Kentucky average is its average daily traffic per road, 48% below it. Its highway truck share is also 19% below.
| Metric | Mercer County | Kentucky average | Difference |
|---|---|---|---|
| Traffic | 2,458 | 4,696 | -47.7% |
| Truck % (Total Traffic) | 10.9% | 12.1% | -9.3% |
| Truck % (Highway) | 12.8% | 15.9% | -19.3% |
| Avg. Travel Time | 32.6 min | 31.7 min | +2.9% |
Set against the average of the 4 areas nearest to it, Mercer County carries 46.4% less traffic on a typical road and is 38.4% less congested; it has the quietest roads of the five. Less traffic and more room for it - the roads here run both quieter and freer than the areas around them.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Mercer County | 2,458 | 10.9% | 536,836 | 32.6 min | 8.6% |
| Boyle County, Kentucky | 4,817 | 7.2% | 669,611 | 33.5 min | 15.1% |
| Anderson County, Kentucky | 3,432 | 16.2% | 828,803 | 33.9 min | 12.6% |
| Woodford County, Kentucky | 4,184 | 13.6% | 1,191,217 | 32.4 min | 13.0% |
| Jessamine County, Kentucky | 5,912 | 5.9% | 961,341 | 30.7 min | 15.3% |
| Kentucky average | 4,696 | 12.1% | N/A | 31.7 min | 14.7% |
Average driver income places Mercer County #25 of 120 in Kentucky - the top quarter of the state.
| Measure | Mercer County | Kentucky rank |
|---|---|---|
| Traffic volume (AADT) | 2,458 | #60 of 120 |
| Highway vehicle-miles per day | 357,266 | #58 of 115 |
| Truck share on highways | 12.8% | #67 of 115 |
| Highway trucks per day | 949 | #54 of 115 |
| Average travel time | 32.6 min | #41 of 120 |
| Average driver income | $70,195 | #25 of 120 |
| Average driver age | 48.5 yrs | #53 of 120 |
Traffic concentrates on a few corridors: the three busiest roads average 15,742 vehicles a day, against 2,458 on the average road in Mercer County.
Bluegrass Parkway is the busiest road, at 17,135 vehicles a day, 3,767 of them trucks (22.0%). It also carries the most trucks.
Bluegrass Parkway carries longer journeys than most roads here, with a median trip of 63.7 minutes against 32.6 county-wide.
Trucks make up 22.0% of traffic on Bluegrass Parkway, against 10.9% across all roads in the county.
At 7.0 times the county average, Bluegrass Parkway draws drivers from neighborhoods averaging $77,262 in household income.
Travel on Louisville Road's busiest stretch runs 21% over free-flow time, against 9% across the county, so expect slower peak hours.
A main artery: Danville Road's busiest stretch carries 5.6 times the county average; trucks are 9.6% of it, below the county-wide 10.9%.
US 127 is a trunk route for the county, carrying 5.0 times the county average on its busiest stretch; trucks are 10.1% of it, below the county-wide 10.9%.
College Street is one of the more congested roads here: trips take 26% longer than at free-flow speed, against 9% county-wide.
US 127 Bypass carries 3.5 times the county average at its busiest, 941 of them trucks (10.8%, in line with the county-wide 10.9%).
The average monitored road in Mercer carries 2,458 vehicles per day, 48% less than the Kentucky average of 4,696.
Trip origins in Mercer have higher average income than 80% of counties in Kentucky.
Approximately 38% of highway traffic and 10% of non-highway traffic consists of vehicles whose trip originates outside Mercer County, Kentucky. A sizeable share of highway traffic comes from outside, mixed with local trips on the same roads.
Trucks make up about 10.9% of all traffic in Mercer County, Kentucky, rising to 12.8% on highways, where long-haul freight concentrates.
The average trip in Mercer takes 32.6 minutes, about the same as the Kentucky average, delays at signals and congestion included.
Bluegrass Parkway carries the most, 17,135 vehicles per day on its busiest stretch, followed by Louisville Road (16,327), Danville Road (13,763), US 127 (12,402), College Street (12,395). Figures are AADT, both directions combined.
Bluegrass Parkway, with about 3,767 trucks per day on its busiest stretch, 22.0% of its 17,135 vehicles.
About 17,135 vehicles per day in both directions on its busiest stretch, including 3,767 trucks (22.0%). Traffic is lower on its quieter stretches; TrafficZoom shows the count for every segment.

Mobile device location data (anonymized and aggregated)

Road sensor networks and traffic counters

Historical traffic pattern databases
The same traffic breakdown for the areas closest to Mercer County, Kentucky.
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