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Dukes County, Massachusetts Traffic Counts

This page delivers traffic analytics for Dukes County, Massachusetts. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Dukes County, Massachusetts among 76 road miles divided in 1,857 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 216 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

Traffic

The average number of vehicles that travel each day over any road in the road network.

4,899

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

4.6%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

28.7 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.

15.7%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

55.0 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$119,233

Our data indicates an estimated average traffic volume of 4,899 vehicles per day in Dukes County, Massachusetts that results in 343,754 vehicle-miles traveled per day (≈125 million per year). The traffic stream is comprised of an average of 1 truck for every 22 vehicles. Typical time spent behind the wheel per trip is 28.7 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Massachusetts state averages: At 4,899 vehicles per day, the average monitored road in Dukes carries 40% less traffic than the state average of 8,166 vehicles per day - a critical factor for logistics and site planning. In total volume terms, its road network carries 343,754 vehicle-miles traveled per day (≈125 million per year), about 0.3% of Massachusetts's statewide total. The average trip takes 28.7 minutes, 17% lower than the state level. At 35% lower than the state level, the 15.7% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. By volume, Dukes's 4,899 vehicles per day outpaces 15% of counties in Massachusetts. It also posts the lowest average travel time in Massachusetts, at 28.7 minutes.

Highway vs. Non-Highway Traffic Analysis

Analytical insight

N/A
non-highway traffic icon

Non-highway traffic

Traffic

Traffic

The average number of vehicles that travel each day over any road in the road network.

4,899

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

4.6%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

28.7 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.

15.7%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

55.0 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$119,233

The non-highway road network in Dukes County, Massachusetts supports a substantial volume of traffic. The average non-highway road carries 4,899 vehicles per day. That average covers 76 non-highway road miles divided in 1,857 segments (average segment length 216 ft), together carrying 343,754 vehicle-miles traveled per day (≈125 million per year). Trucks constitute 4.6% of non-highway traffic.

Analytical insight

Non-highway congestion (15.7%) runs 32% lower than the state average, pointing to smoother local traffic flow. At 28.7 minutes, Dukes's average travel time is the lowest in Massachusetts. 62% of counties in Massachusetts see lower average driver income among trip origins than Dukes. Dukes's median driver age is higher than 92% of counties in Massachusetts.

Time-of-Day & Seasonal Patterns

peak hours icon
Peak Traffic Windows
Weekday peaks:
AM peak 10:00 AM–12:00 PM and PM peak 12:00 PM–3:00 PM, with volumes reaching approximately 105% higher than the daily average.
Weekend traffic:
Weekend volumes run about 17% below weekday levels.
seasonal traffic icon
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +55% versus the annual average.
Lowest month:
January is the quietest month, with volumes -37% versus the annual average.

Analytical insight

In Dukes County, Massachusetts, the peak hour concentrates about 9% of the day's traffic, and seasonal swing is pronounced at +55% in high season.

Traffic Flow Profile Comparison

Metric

Dukes

Massachusetts
Average

Difference

Traffic

4,899

8,166

-40.0%

Truck % (Total Traffic)

4.6%

6.9%

-33.2%

Truck % (Highway)

8.4%

Avg. Travel Time

28.7 min

34.4 min

-16.5%

How Dukes County compares

Dukes County against nearby areas

Set against the average of the 4 areas nearest to it, Dukes County moves 5.6% of the total daily travel; it has the fourth busiest roads of the five. Smaller and quieter on both counts: a shorter network than the areas around it, carrying lighter traffic across it.

Dukes County and the 4 nearest county-level areas by centroid distance, with the Massachusetts average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Dukes County4,8994.6%343,75428.7 min15.7%
Nantucket County, Massachusetts5,3356.0%186,08329.3 min18.2%
Newport County, Rhode Island4,8266.4%1,178,04031.2 min14.9%
Plymouth County, Massachusetts7,8046.0%11,686,20332.7 min21.8%
Bristol County, Massachusetts7,4946.5%11,722,47334.5 min21.0%
Massachusetts average8,1666.9%N/A34.4 min24.0%

Dukes County ranked within Massachusetts

On average driver age, Dukes County is among the three highest county-level areas in Massachusetts.

Where Dukes County sits among Massachusetts's county-level areas on each measure. Rank 1 is the highest value in the state, whether or not that is the outcome you want; the field size differs by measure because not every county carries highway data.
MeasureDukes CountyMassachusetts rank
Traffic volume (AADT)4,899#12 of 14
Average travel time28.7 min#14 of 14
Average driver income$119,233#6 of 14
Average driver age55.0 yrs#2 of 14

The two ends of this table sit far apart: #2 of 14 on average driver age, against #14 of 14 on average travel time.

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

MassachusettsDepartment 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.
TrafficZoom methodology
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Data current as of:
Q3 2026

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Counties near Dukes County

The same traffic breakdown for the areas closest to Dukes County, Massachusetts.

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