Need segment-level traffic data?
Identify traffic patterns street by street and analyze the exact corridors that matter to your project.

TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day3,728 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 15.5% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 30.4 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 12.3% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 49.0 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $74,170 |
The average monitored road in Granville County, North Carolina carries 3,728 vehicles per day. Across its 383 miles of monitored roads, that adds up to 1,794,630 vehicle-miles traveled per day (≈655 million per year). About 1 in 6 vehicles is a truck, well above the 8.7% across North Carolina - a freight-heavy mix.
Granville's average daily traffic volume is 41% lower than the state average - 3,728 vehicles per day against 6,332 - suggesting less traffic load per road - less drive-by exposure for retail, but easier access for deliveries. In total volume terms, its road network carries about 0.7% of North Carolina's statewide total of vehicle-miles. By volume, Granville's 3,728 vehicles per day trails 64% of counties in North Carolina.
At 30.4 minutes, the average travel time is 6% lower than the state level. On travel time, Granville runs shorter than 79% of counties in North Carolina.
At 34% lower than the state level, the 12.3% congestion ratio signals smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
| Traffic | vehicles per day8,191 |
|---|---|
| Trucks | 23.9% |
| Average travel time | 41.3 min |
| Congestion ratio | 20.5% |
| Drivers’ average age | 49.3 yrs |
| Drivers’ average income | $65,844 |
Highways carry about half of all travel in Granville County, North Carolina, 52% of vehicle-miles. The average highway carries 8,191 vehicles per day, 142% more than the average non-highway road in the same area, which carries 3,382 vehicles per day.
With 19% of the road miles (73 miles in 489 segments), highways punch above their length, carrying 939,705 vehicle-miles traveled per day (≈343 million per year).
That is more highway travel volume than 53% of counties in North Carolina.
The concentration of trucks on highways (23.9%) is 98% higher than the state average for similar road classifications. That marks Granville as a major freight corridor, where highway access is what logistics operators compete on.
Granville's highway truck share (23.9%) is higher than 98% of counties in North Carolina. 92% of counties in North Carolina see fewer highway trucks per day than Granville's roughly 1,961.
| Traffic | vehicles per day3,382 |
|---|---|
| Trucks | 6.2% |
| Average travel time | 29.6 min |
| Congestion ratio | 11.7% |
| Drivers’ average age | 48.9 yrs |
| Drivers’ average income | $78,708 |
Local roads carry about half of all travel in Granville County, North Carolina, 48% of vehicle-miles. On the average non-highway road, that comes to 3,382 vehicles per day.
Local roads make up 81% of the monitored road miles (309 miles in 6,304 segments) but carry less than their share of travel: 854,925 vehicle-miles traveled per day (≈312 million per year). The truck share on non-highway roads is 6.2%.
The concentration of trucks on non-highway roads is 74% lower than on highways.
The non-highway congestion ratio of 11.7% is 34% lower than the state level, suggesting more efficient local mobility than the state average.
Granville's average driver income is higher than 78% of counties in North Carolina. 55% of counties in North Carolina have an older driver population than Granville.
Of the four measures, highway truck share differs most: Granville County runs 98% above the North Carolina average. Its truck share is also 77% above.
| Metric | Granville County | North Carolina average | Difference |
|---|---|---|---|
| Traffic | 3,728 | 6,332 | -41.1% |
| Truck % (Total Traffic) | 15.5% | 8.7% | +77.2% |
| Truck % (Highway) | 23.9% | 12.1% | +98.2% |
| Avg. Travel Time | 30.4 min | 32.3 min | -5.8% |
Compared with its 4 closest neighbours, Granville County runs 6.9 percentage points more truck traffic; it has the fourth busiest roads of the five. Freight passes through here that never reaches the areas around it: the truck share is high precisely because the local car traffic is not.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Granville County | 3,728 | 15.5% | 1,794,630 | 30.4 min | 12.3% |
| Vance County, North Carolina | 3,810 | 11.9% | 1,286,660 | 30.2 min | 11.3% |
| Person County, North Carolina | 3,029 | 6.8% | 722,151 | 28.8 min | 8.5% |
| Durham County, North Carolina | 9,099 | 7.5% | 8,155,639 | 32.4 min | 20.9% |
| Franklin County, North Carolina | 4,258 | 8.0% | 1,518,663 | 30.1 min | 11.9% |
| North Carolina average | 6,332 | 8.7% | N/A | 32.3 min | 18.6% |
Granville County sits in North Carolina's top three on truck share on highways.
| Measure | Granville County | North Carolina rank |
|---|---|---|
| Traffic volume (AADT) | 3,728 | #64 of 100 |
| Highway vehicle-miles per day | 939,705 | #46 of 97 |
| Truck share on highways | 23.9% | #3 of 97 |
| Highway trucks per day | 1,961 | #9 of 97 |
| Average travel time | 30.4 min | #79 of 100 |
| Average driver income | $74,170 | #23 of 100 |
| Average driver age | 49.0 yrs | #55 of 100 |
The two ends of this table sit far apart: #3 of 97 on truck share on highways, against #79 of 100 on average travel time.
Traffic concentrates on a few corridors: the three busiest roads average 19,582 vehicles a day, against 3,728 on the average road in Granville County.
I 85 leads with 32,262 vehicles a day, 8,734 of them trucks (27.1%). No other road comes close: NC 56, in second place, carries 13,431. It also carries the most trucks.
Trips using I 85 are long: a median of 48.8 minutes against 30.4 county-wide, the mark of a through route.
Freight stands out on I 85: trucks are 27.1% of the traffic there, against 15.5% county-wide.
NC 56 is busy with cars rather than freight: only 5.8% of its traffic is trucks, against 15.5% county-wide.
Delays build on I 85: its congestion ratio of 36% over free-flow time is well above the county's 12%.
Travel on NC 56's busiest stretch runs 34% over free-flow time, against 12% across the county, so expect slower peak hours.
Lewis Street peaks at 13,053 vehicles a day, 3.5 times the county average; trucks are 8.0% of it, below the county-wide 15.5%.
Williamsboro Street carries 3.5 times the county average at its busiest, 577 of them trucks (4.4%, below the county-wide 15.5%).
US 158 carries 3.4 times the county average on its busiest stretch, where the median trip lasts 29.1 minutes.
At 2.6 times the county average, Industry Drive draws drivers from neighborhoods averaging $65,414 in household income.
The busiest stretch of US 15 carries 3.0 times the county average; trucks are 7.6% of it, below the county-wide 15.5%.
The average monitored road in Granville carries 3,728 vehicles per day, 41% less than the North Carolina average of 6,332.
Trip origins in Granville have higher average income than 78% of counties in North Carolina.
Weekday traffic has two busy windows: AM peak 7:00 AM–9:00 AM and PM peak 4:00 PM–6:00 PM - about 79% above the daily average.
Approximately 21% of highway traffic and 11% of non-highway traffic consists of vehicles whose trip originates outside Granville County, North Carolina. Even highway traffic is mostly local, so these roads mainly serve residents and commuters.
Drivers on Granville roads have a median age of 49 years, older than the North Carolina average of 46, and the median household income of the neighborhoods trips originate from averages $74,170, 7% below the North Carolina average.
Trucks make up about 15.5% of all traffic in Granville County, North Carolina, rising to 23.9% on highways, where long-haul freight concentrates.
I 85 carries the most, 32,262 vehicles per day on its busiest stretch, followed by NC 56 (13,431), Lewis Street (13,053), Williamsboro Street (13,000), US 158 (12,624). Figures are AADT, both directions combined.
I 85, with about 8,734 trucks per day on its busiest stretch, 27.1% of its 32,262 vehicles.
About 32,262 vehicles per day in both directions on its busiest stretch, including 8,734 trucks (27.1%). 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 Granville County, North Carolina.
Identify traffic patterns street by street and analyze the exact corridors that matter to your project.