This page delivers traffic analytics for Norfolk County, Massachusetts. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Norfolk County, Massachusetts among 1,087 road miles divided in 41,886 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 137 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.
10,652
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.3%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
34.4 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.
28.1%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.4 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$137,860
Our data indicates an estimated average traffic volume of 10,652 vehicles per day in Norfolk County, Massachusetts that results in 16,383,687 vehicle-miles traveled per day (≈6.0 billion per year). The traffic stream is comprised of an average of 1 truck for every 16 vehicles. Typical time spent behind the wheel per trip is 34.4 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Massachusetts state averages: Norfolk sees 30% higher average daily traffic volume than the state average (10,652 vehicles per day against 8,166), suggesting more demand on each road - a critical factor for logistics and site planning. In total volume terms, its road network carries 16,383,687 vehicle-miles traveled per day (≈6.0 billion per year), about 12% of Massachusetts's statewide total. Journey times here (34.4 minutes on average) closely track the state level. At 17% higher than the state level, the 28.1% congestion ratio signals more pronounced congestion - crucial for traffic control improvement and logistics planning. By volume, Norfolk's 10,652 vehicles per day outpaces 92% of counties in Massachusetts. On travel time, Norfolk runs longer than 54% of counties in Massachusetts.
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.
37,818
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
42.2 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.
59.1%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.1 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$137,100
A significant volume of traffic in Norfolk County, Massachusetts utilizes the highway network. The average highway carries 37,818 vehicles per day, 283% more than the average non-highway road in the same area, which carries 9,885 vehicles per day. That average covers 172 highway road miles divided in 1,150 segments (average segment length 790 ft), together carrying 8,475,214 vehicle-miles traveled per day (≈3.1 billion per year). By highway travel volume, that ranks Norfolk in the top 3 counties in Massachusetts. Trucks constitute 6.9% of highway traffic.
Analytical insight
The concentration of trucks on highways (6.9%) is 18% lower than the state average for similar road classifications. This indicates Norfolk serves as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 18% of counties in Massachusetts see a lower highway truck share than Norfolk's 6.9%. Norfolk also moves the highest raw count of highway trucks in Massachusetts, at roughly 3,409 per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
9,885
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
5.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
34.2 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.
27.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$138,323
The non-highway road network in Norfolk County, Massachusetts supports a substantial volume of traffic. The average non-highway road carries 9,885 vehicles per day, 74% less than the average highway in the same area, which carries 37,818 vehicles per day. That average covers 915 non-highway road miles divided in 40,736 segments (average segment length 119 ft), together carrying 7,908,473 vehicle-miles traveled per day (≈2.9 billion per year). Trucks constitute 5.6% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 20% fewer trucks by share. Non-highway congestion (27.2%) runs 18% higher than the state average, pointing to slower local traffic flow. 54% of counties in Massachusetts see shorter overall travel times than Norfolk. Norfolk's average driver income exceeds 92% of counties in Massachusetts. 38% of counties in Massachusetts have a younger driver population than Norfolk.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–9:00 AM and PM peak 12:00 PM–7:00 PM, with volumes reaching approximately 63% higher than the daily average.
Weekend traffic:
Weekend volumes run about 11% below weekday levels.
Seasonal Fluctuation
Busy season:
June–August is the high season, with volumes +7% versus the annual average.
Lowest month:
January is the quietest month, with volumes -14% versus the annual average.
Analytical insight
In Norfolk County, Massachusetts, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +7% in high season.
Traffic Flow Profile Comparison
Metric
Norfolk
Massachusetts
Average
Difference
Traffic
10,652
8,166
+30.4%
Truck % (Total Traffic)
6.3%
6.9%
-9.7%
Truck % (Highway)
6.9%
8.4%
-17.5%
Avg. Travel Time
34.4 min
34.4 min
+0.1%
Frequently Asked Questions
The average daily traffic volume is calculated at 10,652 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - Norfolk carries the highest raw volume of highway trucks of any county in Massachusetts, at roughly 3,409 trucks per day.
Approximately 43% of highway traffic and 13% of non-highway traffic consists of vehicles whose trip originates outside Norfolk County, Massachusetts. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Drivers on Norfolk roads have a median age of 47 years, and the median household income of the neighborhoods trips originate from averages $137,860 - useful context for retail siting and customer profiling.
Weekday peaks occur between 7:00 AM and 9:00 AM in the morning and between 12:00 PM and 7:00 PM in the evening - about 63% above the daily average.
Traffic volumes are typically 7% higher during June–August. Volumes drop to their lowest levels in January, averaging 9,166 vehicles per day - a 14% decrease from the annual average.
Trucks account for approximately 6.3% of the total traffic mix across all road types, with a significantly higher concentration of 6.9% 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)
