
Total Traffic Volume & Performance in Charles County, Maryland
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day6,854 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 5.6% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 32.4 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. | 17.9% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 46.6 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $124,526 |
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A typical monitored road in Charles County, Maryland sees 6,854 vehicles per day, while its 445 miles of monitored roads together handle 3,168,989 vehicle-miles traveled per day (≈1.2 billion per year). Trucks are a smaller part of the mix than across Maryland: 5.6% against 7.5%.
Busier roads than 70% of counties in Maryland
Charles's average daily traffic volume is 11% lower than the state average - 6,854 vehicles per day against 7,693 - a critical factor for logistics and site planning. Network-wide, Charles accounts for about 2.3% of Maryland's statewide total of vehicle-miles. 70% of counties in Maryland see less traffic than Charles's 6,854 vehicles per day.
Journey times here (32.4 minutes on average) closely track the state level. Its average travel time of 32.4 minutes is shorter than 57% of counties in Maryland.
Congestion is somewhat lower than the state level, at a ratio of 17.9% (13% lower) - crucial for traffic control improvement and logistics planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Charles County, Maryland
| Traffic | vehicles per day21,704 |
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| Trucks | 6.2% |
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| Average travel time | 34.8 min |
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| Congestion ratio | 42.4% |
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| Drivers’ average age | 46.6 yrs |
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| Drivers’ average income | $124,580 |
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Travel in Charles County, Maryland splits roughly evenly, with about half of it (49% of vehicle-miles) on highways. The average highway carries 21,704 vehicles per day, 366% more than the average non-highway road in the same area, which carries 4,660 vehicles per day.
With 21% of the road miles (93 miles in 1,435 segments), highways punch above their length, carrying 1,562,768 vehicle-miles traveled per day (≈570 million per year).
That is more highway travel volume than 52% of counties in Maryland.
Lower highway truck share than 96% of counties in Maryland
Highway truck concentration here runs 36% lower than the state average, at 6.2%. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
96% of counties in Maryland see a higher highway truck share than Charles's 6.2%. By raw truck volume, Charles carries fewer highway trucks than 87% of counties in Maryland.

Non-highway Traffic in Charles County, Maryland
| Traffic | vehicles per day4,660 |
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| Trucks | 5.0% |
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| Average travel time | 32.1 min |
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| Congestion ratio | 14.3% |
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| Drivers’ average age | 46.5 yrs |
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| Drivers’ average income | $124,474 |
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Travel in Charles County, Maryland splits roughly evenly, with about half of it (51% of vehicle-miles) on local roads. On the average non-highway road, that comes to 4,660 vehicles per day.
Spread over 352 miles and 9,716 segments, 79% of the road network, local roads carry a lighter load per mile: 1,606,221 vehicle-miles traveled per day (≈586 million per year). About 1 in 20 vehicles on non-highway roads is a truck (5.0%).
Drivers from higher-income areas than 78% of counties in Maryland
Compared to highways, non-highway routes see 20% fewer trucks by share.
Non-highway congestion (14.3%) runs 25% lower than the state average, pointing to smoother local traffic flow.
Trip origins here have higher average income than 78% of counties in Maryland. The driver population here skews younger than 57% of counties in Maryland.