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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day6,752 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 6.7% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 34.8 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 17.9% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 48.1 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $98,243 |
Our data shows 6,752 vehicles per day on the average road in Allegheny County, Pennsylvania, and 17,795,718 vehicle-miles traveled per day (≈6.5 billion per year) across its 2,259 miles of monitored roads. Trucks are a smaller part of the mix than across Pennsylvania: 6.7% against 10.6%.
Allegheny's average daily traffic volume is 20% higher than the state average - 6,752 vehicles per day against 5,617 - suggesting more traffic load per road - a factor worth weighing in site selection and logistics planning. Across the whole network, that travel is about 8.1% of Pennsylvania's statewide total. Allegheny carries more traffic than 92% of counties in Pennsylvania.
Journey times here (34.8 minutes on average) closely track the state level. On travel time, Allegheny runs longer than 70% of counties in Pennsylvania.
Congestion is somewhat higher than the state level, at a ratio of 17.9% (8% higher).
| Traffic | vehicles per day18,962 |
|---|---|
| Trucks | 8.9% |
| Average travel time | 38.5 min |
| Congestion ratio | 34.5% |
| Drivers’ average age | 48.0 yrs |
| Drivers’ average income | $98,489 |
Highways carry about half of all travel in Allegheny County, Pennsylvania, 47% of vehicle-miles. The average highway carries 18,962 vehicles per day, 223% more than the average non-highway road in the same area, which carries 5,866 vehicles per day.
With 20% of the road miles (461 miles in 4,360 segments), highways punch above their length, carrying 8,329,574 vehicle-miles traveled per day (≈3.0 billion per year).
That is the most highway travel volume of any county in Pennsylvania.
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.
By truck concentration, highways here trail 95% of counties in Pennsylvania. By raw truck volume, Allegheny carries fewer highway trucks than 62% of counties in Pennsylvania.
| Traffic | vehicles per day5,866 |
|---|---|
| Trucks | 4.8% |
| Average travel time | 34.5 min |
| Congestion ratio | 16.7% |
| Drivers’ average age | 48.3 yrs |
| Drivers’ average income | $98,089 |
Local roads carry about half of all travel in Allegheny County, Pennsylvania, 53% of vehicle-miles. A typical local road sees 5,866 vehicles per day.
Spread over 1,798 miles and 60,061 segments, 80% of the road network, local roads carry a lighter load per mile: 9,466,144 vehicle-miles traveled per day (≈3.5 billion per year). About 1 in 21 vehicles on non-highway roads is a truck (4.8%).
The concentration of trucks on non-highway roads is 46% lower than on highways.
Non-highway congestion (16.7%) runs slightly higher than the state level (6% higher).
Allegheny's average driver income is higher than 94% of counties in Pennsylvania. 84% of counties in Pennsylvania have an older driver population than Allegheny.
The highway truck share sets Allegheny County apart: 43% below the Pennsylvania average. Its truck share is also 37% below.
| Metric | Allegheny County | Pennsylvania average | Difference |
|---|---|---|---|
| Traffic | 6,752 | 5,617 | +20.2% |
| Truck % (Total Traffic) | 6.7% | 10.6% | -36.7% |
| Truck % (Highway) | 8.9% | 15.8% | -43.4% |
| Avg. Travel Time | 34.8 min | 34.6 min | +0.4% |
Set against the average of the 4 areas nearest to it, Allegheny County moves 7.9 times the total daily travel; it has the second busiest roads of the five. Bigger and busier at once: more road than the areas around it and heavier traffic on it, which makes it the centre of gravity for travel in this part of the map.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Allegheny County | 6,752 | 6.7% | 17,795,718 | 34.8 min | 17.9% |
| Washington County, Pennsylvania | 4,008 | 13.2% | 4,731,556 | 32.5 min | 13.1% |
| Beaver County, Pennsylvania | 3,874 | 9.5% | 2,868,994 | 33.8 min | 12.3% |
| Hancock County, West Virginia | 6,971 | 6.9% | 597,659 | 28.1 min | 21.3% |
| Brooke County, West Virginia | 6,377 | 8.1% | 765,983 | 28.9 min | 20.6% |
| Pennsylvania average | 5,617 | 10.6% | N/A | 34.6 min | 16.5% |
On highway travel volume, Allegheny County tops the Pennsylvania field outright.
| Measure | Allegheny County | Pennsylvania rank |
|---|---|---|
| Traffic volume (AADT) | 6,752 | #6 of 67 |
| Highway vehicle-miles per day | 8,329,574 | #1 of 64 |
| Truck share on highways | 8.9% | #61 of 64 |
| Highway trucks per day | 1,690 | #40 of 64 |
| Average travel time | 34.8 min | #21 of 67 |
| Average driver income | $98,243 | #5 of 67 |
| Average driver age | 48.1 yrs | #56 of 67 |
Allegheny County ranks #1 of 64 on highway travel volume but #61 of 64 on truck share on highways. It carries some of the heaviest highway traffic in Pennsylvania, but very little of it is freight - this is commuter and local car volume, not through-trucking.
On their busiest stretches, the three busiest roads in Allegheny County carry 54,246 vehicles a day on average, 8.0 times the typical road in the county (6,752).
Penn-Lincoln Parkway is the busiest road, at 64,682 vehicles a day, 5,599 of them trucks (8.7%). It tops the truck ranking too, with the most trucks.
Trucks make up 19.7% of traffic on Pennsylvania Turnpike, against 6.7% across all roads in the county.
Trips using Pennsylvania Turnpike are long: a median of 52.9 minutes against 34.8 county-wide, the mark of a through route.
Travel on Penn-Lincoln Parkway's busiest stretch runs 58% over free-flow time, against 18% across the county, so expect slower peak hours.
A main artery: Parkway North's busiest stretch carries 7.4 times the county average; trucks are 6.8% of it, in line with the county-wide 6.7%.
Raymond P Shafer Highway is a trunk route for the county, carrying 7.1 times the county average on its busiest stretch; trucks are 10.2% of it, above the county-wide 6.7%.
I 79 is one of the more congested roads here: trips take 49% longer than at free-flow speed, against 18% county-wide.
Veterans Bridge carries 6.3 times the county average at its busiest, 2,910 of them trucks (6.8%, in line with the county-wide 6.7%).
Pennsylvania Turnpike carries 3.3 times the county average at its busiest, 4,404 of them trucks (19.7%, above the county-wide 6.7%).
Allegheny Valley Expressway carries 5.9 times the county average on its busiest stretch, where the median trip lasts 41.8 minutes.
The average monitored road in Allegheny carries 6,752 vehicles per day, 20% more than the Pennsylvania average of 5,617.
The driver population in Allegheny skews younger than 84% of counties in Pennsylvania.
Approximately 21% of highway traffic and 6% of non-highway traffic consists of vehicles whose trip originates outside Allegheny County, Pennsylvania. Even highway traffic is mostly local, so these roads mainly serve residents and commuters.
The average trip in Allegheny takes 34.8 minutes, about the same as the Pennsylvania average, delays at signals and congestion included.
Weekday traffic has two busy windows: AM peak 7:00 AM–9:00 AM and PM peak 4:00 PM–7:00 PM - about 67% above the daily average.
Penn-Lincoln Parkway carries the most, 64,682 vehicles per day on its busiest stretch, followed by Parkway North (50,257), Raymond P Shafer Highway (47,800), I 79 (47,335), Veterans Bridge (42,554). Figures are AADT, both directions combined.
Penn-Lincoln Parkway, with about 5,599 trucks per day on its busiest stretch, 8.7% of its 64,682 vehicles.
About 64,682 vehicles per day in both directions on its busiest stretch, including 5,599 trucks (8.7%). 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 Allegheny County, Pennsylvania.
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