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Dorchester County, Maryland Traffic Counts

This page delivers traffic analytics for Dorchester County, Maryland. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Dorchester County, Maryland among 217 road miles divided in 2,932 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 390 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.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

3,538

Trucks

8.8%

Average travel time

34.9 min

Congestion ratio

10.7%

Drivers’ average age

50.2 yrs

Drivers’ average income

$69,180

Our data indicates an estimated average traffic volume of 3,538 vehicles per day in Dorchester County, Maryland that results in 855,239 vehicle-miles traveled per day (≈312 million per year). The traffic stream is comprised of an average of 1 truck for every 11 vehicles. Typical time spent behind the wheel per trip is 34.9 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Maryland state averages: Dorchester sees 54% lower average daily traffic volume than the state average (3,538 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 855,239 vehicle-miles traveled per day (≈312 million per year), about 0.6% of Maryland's statewide total. At 34.9 minutes, the average travel time is 3% higher than the state level. The congestion ratio of 10.7% is 48% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. 13% of counties in Maryland see less traffic than Dorchester's 3,538 vehicles per day. Its average travel time of 34.9 minutes is longer than 83% of counties in Maryland.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

14,101

Trucks

10.0%

Average travel time

51.0 min

Congestion ratio

33.9%

Drivers’ average age

50.0 yrs

Drivers’ average income

$71,833

A significant volume of traffic in Dorchester County, Maryland utilizes the highway network. The average highway carries 14,101 vehicles per day, 395% more than the average non-highway road in the same area, which carries 2,847 vehicles per day. That average covers 37 highway road miles divided in 180 segments (average segment length 1,092 ft), together carrying 472,059 vehicle-miles traveled per day (≈172 million per year). Trucks constitute 10.0% of highway traffic.

Analytical insight

At 10.0%, highway truck share is 3% higher than the state average, marking Dorchester as a significant freight corridor - underscoring the importance of highway access for logistics operators. 48% of counties in Maryland see a lower highway truck share than Dorchester's 10.0%. Dorchester's highway truck count is higher than 35% of counties in Maryland, at roughly 1,413 trucks per day.
non-highway traffic icon

Non-highway traffic

Traffic

2,847

Trucks

7.2%

Average travel time

33.8 min

Congestion ratio

9.2%

Drivers’ average age

50.5 yrs

Drivers’ average income

$66,915

The non-highway road network in Dorchester County, Maryland supports a substantial volume of traffic. The average non-highway road carries 2,847 vehicles per day, 80% less than the average highway in the same area, which carries 14,101 vehicles per day. That average covers 179 non-highway road miles divided in 2,752 segments (average segment length 344 ft), together carrying 383,180 vehicle-miles traveled per day (≈140 million per year). Trucks constitute 7.2% of non-highway traffic.

Analytical insight

Compared to highways, non-highway routes see 28% fewer trucks by share. At 52% lower than the state level, the non-highway congestion ratio of 9.2% signals easier movement on local roads. Overall, average travel time here is longer than 83% of counties in Maryland. Trip origins here have higher average income than 9% of counties in Maryland. The driver population here skews older than 74% of counties in Maryland.

Time-of-Day & Seasonal Patterns

Analytical insight

In Dorchester County, Maryland, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Dorchester

Maryland
Average

Difference

Traffic

3,538

7,693

-54.0%

Truck % (Total Traffic)

8.8%

7.5%

+17.2%

Truck % (Highway)

10.0%

9.8%

+2.7%

Avg. Travel Time

34.9 min

34.0 min

+2.5%

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)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

MarylandDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
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Data current as of:
Q3 2026

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