This page delivers traffic analytics for Washington County, Maryland. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Washington County, Maryland among 703 road miles divided in 14,389 segments. Our metrics go beyond simple volume counts to provide actionable insights on traffic intensity, congestion, commercial vehicle flow, and network performance with highest possible granularity (average segment length is 258 ft). Whether you are evaluating a new retail location, planning logistics routes, or assessing infrastructure needs, this data helps you move from assumptions to certainty.
Data sourced from TrafficZoom's proprietary analytics platform.
The average number of vehicles that travel each day over any road in the road network.
4,572
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
13.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.9 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
16.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.8 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$82,744
Our data indicates an estimated average traffic volume of 4,572 vehicles per day in Washington County, Maryland that results in 4,960,209 vehicle-miles traveled per day (≈1.8 billion per year). The traffic stream is comprised of an average of 1 truck for every 7 vehicles. Typical time spent behind the wheel per trip is 33.9 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Maryland state averages: Washington sees 41% lower average daily traffic volume than the state average (4,572 vehicles per day against 7,693), suggesting less demand on each road - a critical factor for logistics and site planning. In total volume terms, its road network carries 4,960,209 vehicle-miles traveled per day (≈1.8 billion per year), about 3.6% of Maryland's statewide total. The average trip takes 33.9 minutes, on par with the state level. The congestion ratio of 16.0% is 22% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. Washington carries more traffic than 39% of counties in Maryland. 61% of counties in Maryland have a shorter average travel time than Washington's 33.9 minutes.
Highway vs. Non-Highway Traffic Analysis
Highway Traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
20,595
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
20.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
45.8 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
42.4%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
48.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$85,853
A significant volume of traffic in Washington County, Maryland utilizes the highway network. The average highway carries 20,595 vehicles per day, 399% more than the average non-highway road in the same area, which carries 4,127 vehicles per day. That average covers 129 highway road miles divided in 389 segments (average segment length 1,754 ft), together carrying 2,835,856 vehicle-miles traveled per day (≈1.0 billion per year). That is more highway travel volume than 65% of counties in Maryland. Trucks constitute 20.2% of highway traffic.
Analytical insight
The concentration of trucks on highways (20.2%) is 107% higher than the state average for similar road classifications. This indicates Washington serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. By share, Washington has the highest highway truck concentration in Maryland, at 20.2%. By raw volume, Washington carries the highest number of highway trucks in Maryland - roughly 4,438 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
4,127
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
5.5%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.6 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
15.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$81,298
The non-highway road network in Washington County, Maryland supports a substantial volume of traffic. The average non-highway road carries 4,127 vehicles per day, 80% less than the average highway in the same area, which carries 20,595 vehicles per day. That average covers 574 non-highway road miles divided in 14,000 segments (average segment length 217 ft), together carrying 2,124,353 vehicle-miles traveled per day (≈775 million per year). Trucks constitute 5.5% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 73% fewer trucks by share. At 20% lower than the state level, the non-highway congestion ratio of 15.3% signals easier movement on local roads. Washington's overall average travel time exceeds 61% of counties in Maryland. 30% of counties in Maryland see lower average driver income among trip origins than Washington. The driver population here skews older than 61% of counties in Maryland.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 10:00 AM–12:00 PM and PM peak 12:00 PM–6:00 PM, with volumes reaching approximately 66% higher than the daily average.
Weekend traffic:
Weekend volumes run about 7% above weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +15% versus the annual average.
Lowest month:
January is the quietest month, with volumes -19% versus the annual average.
Analytical insight
In Washington County, Maryland, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +15% in high season.
Traffic Flow Profile Comparison
Metric
Washington
Maryland
Average
Difference
Traffic
4,572
7,693
-40.6%
Truck % (Total Traffic)
13.9%
7.5%
+85.6%
Truck % (Highway)
20.2%
9.8%
+107.2%
Avg. Travel Time
33.9 min
34.0 min
-0.4%
Frequently Asked Questions
The average daily traffic volume is calculated at 4,572 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - Washington has the highest highway truck share of any county in Maryland, at 20.2%.
Traffic volumes are typically 15% higher during June–August. Volumes drop to their lowest levels in January, averaging 3,693 vehicles per day - a 19% decrease from the annual average.
The average travel time for drivers is 33.9 minutes, offering a standard metric for commute and delivery route planning.
Approximately 41% of highway traffic and 7% of non-highway traffic consists of vehicles whose trip originates outside Washington County, Maryland. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Weekday peaks occur between 10:00 AM and 12:00 PM in the morning and between 12:00 PM and 6:00 PM in the evening - about 66% above the daily average.
Drivers on Washington roads have a median age of 48 years, and the median household income of the neighborhoods trips originate from averages $82,744 - useful context for retail siting and customer profiling.
Trucks account for approximately 13.9% of the total traffic mix across all road types, with a significantly higher concentration of 20.2% on highways.
Data Sources & Methodology
The data presented on this page is derived from TrafficZoom's proprietary analytics platform, which aggregates and normalizes information from multiple sources, including:
Mobile device location data (anonymized and aggregated)
