This page delivers traffic analytics for New Haven County, Connecticut. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for New Haven County, Connecticut among 1,461 road miles divided in 50,548 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 153 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.
7,477
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
8.5%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
34.6 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.
18.4%
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.
$103,115
Our data indicates an estimated average traffic volume of 7,477 vehicles per day in New Haven County, Connecticut that results in 14,364,517 vehicle-miles traveled per day (≈5.2 billion per year). The traffic stream is comprised of an average of 1 truck for every 12 vehicles. Typical time spent behind the wheel per trip is 34.6 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Connecticut state averages: At 7,477 vehicles per day, the average monitored road in New Haven carries 10% more traffic than the state average of 6,794 vehicles per day - a critical factor for logistics and site planning. Network-wide, New Haven accounts for about 23% of Connecticut's statewide total, at 14,364,517 vehicle-miles traveled per day (≈5.2 billion per year). The average trip takes 34.6 minutes, 4% higher than the state level. Congestion runs 7% higher than the state level, at a ratio of 18.4% - more pronounced congestion - crucial for traffic control improvement and logistics planning. 71% of counties in Connecticut see less traffic than New Haven's 7,477 vehicles per day. At 34.6 minutes, New Haven also has the highest average travel time in Connecticut.
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.
22,041
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
12.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
41.3 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.
42.7%
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.
$107,180
A significant volume of traffic in New Haven County, Connecticut utilizes the highway network. The average highway carries 22,041 vehicles per day, 224% more than the average non-highway road in the same area, which carries 6,797 vehicles per day. That average covers 301 highway road miles divided in 2,256 segments (average segment length 705 ft), together carrying 7,477,946 vehicle-miles traveled per day (≈2.7 billion per year). 86% of counties in Connecticut move less traffic on their highways. Trucks constitute 12.4% of highway traffic.
Analytical insight
At 12.4%, highway truck share is 5% higher than the state average, marking New Haven as a significant freight corridor - underscoring the importance of highway access for logistics operators. By truck concentration, highways here outrank 71% of counties in Connecticut. 86% of counties in Connecticut see fewer highway trucks per day than New Haven's roughly 2,738.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
6,797
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.2%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
34.3 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.
17.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
47.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$100,381
The non-highway road network in New Haven County, Connecticut supports a substantial volume of traffic. The average non-highway road carries 6,797 vehicles per day, 69% less than the average highway in the same area, which carries 22,041 vehicles per day. That average covers 1,160 non-highway road miles divided in 48,292 segments (average segment length 127 ft), together carrying 6,886,571 vehicle-miles traveled per day (≈2.5 billion per year). Trucks constitute 4.2% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 66% fewer trucks by share. At 9% higher than the state level, the non-highway congestion ratio of 17.2% signals more friction on local roads. New Haven also posts the highest overall average travel time in Connecticut - 34.6 minutes. Trip origins here have higher average income than 43% of counties in Connecticut. The driver population here skews older than 43% of counties in Connecticut.
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 64% higher than the daily average.
Weekend traffic:
Weekend volumes run about 16% below weekday levels.
Seasonal Fluctuation
Busy season:
May–July is the high season, with volumes +5% versus the annual average.
Lowest month:
January is the quietest month, with volumes -7% versus the annual average.
Analytical insight
In New Haven County, Connecticut, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +5% in high season.
Traffic Flow Profile Comparison
Metric
New Haven
Connecticut
Average
Difference
Traffic
7,477
6,794
+10.1%
Truck % (Total Traffic)
8.5%
8.4%
+1.1%
Truck % (Highway)
12.4%
11.8%
+5.3%
Avg. Travel Time
34.6 min
33.2 min
+4.3%
Frequently Asked Questions
The average daily traffic volume is calculated at 7,477 vehicles per day, providing a baseline for daily operations and site assessment.
Yes - at 34.6 minutes, New Haven has the highest average travel time of any county in Connecticut.
Drivers on New Haven roads have a median age of 48 years, and the median household income of the neighborhoods trips originate from averages $103,115 - useful context for retail siting and customer profiling.
Approximately 19% of highway traffic and 5% of non-highway traffic consists of vehicles whose trip originates outside New Haven County, Connecticut. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Traffic volumes are typically 5% higher during May–July. Volumes drop to their lowest levels in January, averaging 6,920 vehicles per day - a 7% decrease from the annual average.
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 64% above the daily average.
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)
