
Total Traffic Volume & Performance in Prince George's County, Maryland
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day11,076 |
|---|
Trucks The percentage of the total traffic volume composed of heavy vehicles. | 6.7% |
|---|
Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.9 min |
|---|
Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 24.7% |
|---|
Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 44.5 yrs |
|---|
Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $118,915 |
|---|
The average monitored road in Prince George's County, Maryland carries 11,076 vehicles per day. Across its 1,259 miles of monitored roads, that adds up to 21,646,151 vehicle-miles traveled per day (≈7.9 billion per year). About 1 in 15 vehicles is a truck, in line with Maryland (7.5%).
The busiest roads of any county in Maryland
At 11,076 vehicles per day, the average monitored road in Prince George's carries 44% more traffic than the state average of 7,693, suggesting more demand on each road - a busier backdrop for retail sites, at the cost of slower access. In total volume terms, its road network carries about 16% of Maryland's statewide total of vehicle-miles. At 11,076 vehicles per day, Prince George's posts the highest average traffic volume in Maryland.
At 34.9 minutes, the average travel time matches the state level closely. Its average travel time of 34.9 minutes is longer than 78% of counties in Maryland.
Congestion runs 21% higher than the state level, at a ratio of 24.7%, which means more pronounced congestion - relevant for traffic control and delivery planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Prince George's County, Maryland
| Traffic | vehicles per day36,389 |
|---|
| Trucks | 8.3% |
|---|
| Average travel time | 41.9 min |
|---|
| Congestion ratio | 55.6% |
|---|
| Drivers’ average age | 45.3 yrs |
|---|
| Drivers’ average income | $124,392 |
|---|
Highways carry more than half of all travel in Prince George's County, Maryland (59% of vehicle-miles). The average highway carries 36,389 vehicles per day, 275% more than the average non-highway road in the same area, which carries 9,693 vehicles per day.
With 23% of the road miles (289 miles in 1,742 segments), highways punch above their length, carrying 12,831,722 vehicle-miles traveled per day (≈4.7 billion per year).
No county in Maryland moves more traffic on its highways.
More highway trucks than 91% of counties in Maryland
The concentration of trucks on highways (8.3%) is 15% lower than the state average for similar road classifications. The highway traffic mix is typical for Maryland: neither freight- nor commuter-dominated.
Prince George's's highway truck share (8.3%) is lower than 70% of counties in Maryland. By raw truck volume, Prince George's carries more highway trucks than 91% of counties in Maryland.

Non-highway Traffic in Prince George's County, Maryland
| Traffic | vehicles per day9,693 |
|---|
| Trucks | 4.3% |
|---|
| Average travel time | 34.5 min |
|---|
| Congestion ratio | 23.0% |
|---|
| Drivers’ average age | 43.4 yrs |
|---|
| Drivers’ average income | $113,515 |
|---|
A significant share of driving in Prince George's County, Maryland, 41% of vehicle-miles, happens on local roads. The average non-highway road carries 9,693 vehicles per day.
Local roads make up 77% of the monitored road miles (970 miles in 31,895 segments) but carry less than their share of travel: 8,814,428 vehicle-miles traveled per day (≈3.2 billion per year). The truck share on non-highway roads is 4.3%.
Younger drivers than 91% of counties in Maryland
The concentration of trucks on non-highway roads is 49% lower than on highways.
Non-highway congestion (23.0%) runs 20% higher than the state average, pointing to slower local traffic flow.
Trip origins here have higher average income than 65% of counties in Maryland. 91% of counties in Maryland have an older driver population than Prince George's.