This page delivers traffic analytics for Gwinnett County, Georgia. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Gwinnett County, Georgia among 1,227 road miles divided in 35,652 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 182 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.
12,642
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.8%
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.
26.8%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.6 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$102,968
Our data indicates an estimated average traffic volume of 12,642 vehicles per day in Gwinnett County, Georgia that results in 19,215,872 vehicle-miles traveled per day (≈7.0 billion per year). The traffic stream is comprised of an average of 1 truck for every 15 vehicles. Typical time spent behind the wheel per trip is 34.2 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Georgia state averages: Gwinnett sees 71% higher average daily traffic volume than the state average (12,642 vehicles per day against 7,398), suggesting more demand on each road - a critical factor for logistics and site planning. Network-wide, Gwinnett accounts for about 6.9% of Georgia's statewide total, at 19,215,872 vehicle-miles traveled per day (≈7.0 billion per year). The average trip takes 34.2 minutes, 2% higher than the state level. Congestion runs 59% higher than the state level, at a ratio of 26.8% - more pronounced congestion - crucial for traffic control improvement and logistics planning. 99% of counties in Georgia see less traffic than Gwinnett's 12,642 vehicles per day. On travel time, Gwinnett runs longer than 59% of counties in Georgia.
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.
27,601
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
37.8 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.
46.5%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.7 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$101,174
A significant volume of traffic in Gwinnett County, Georgia utilizes the highway network. The average highway carries 27,601 vehicles per day, 152% more than the average non-highway road in the same area, which carries 10,944 vehicles per day. That average covers 293 highway road miles divided in 3,634 segments (average segment length 425 ft), together carrying 9,650,741 vehicle-miles traveled per day (≈3.5 billion per year). By highway travel volume, that ranks Gwinnett in the top 3 counties in Georgia. Trucks constitute 9.4% of highway traffic.
Analytical insight
The concentration of trucks on highways (9.4%) is 30% lower than the state average for similar road classifications. This indicates Gwinnett serves as a primarily local traffic hub. For logistics operators, this validates the importance of local access. By truck concentration, highways here outrank 18% of counties in Georgia. 78% of counties in Georgia see fewer highway trucks per day than Gwinnett's roughly 2,606.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
10,944
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.1%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.8 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.
24.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$104,473
The non-highway road network in Gwinnett County, Georgia supports a substantial volume of traffic. The average non-highway road carries 10,944 vehicles per day, 60% less than the average highway in the same area, which carries 27,601 vehicles per day. That average covers 935 non-highway road miles divided in 32,018 segments (average segment length 154 ft), together carrying 9,565,131 vehicle-miles traveled per day (≈3.5 billion per year). Trucks constitute 4.1% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 56% fewer trucks by share. Non-highway congestion (24.6%) runs 52% higher than the state average, pointing to slower local traffic flow. Overall, average travel time here is longer than 59% of counties in Georgia. Gwinnett's average driver income exceeds 96% of counties in Georgia. The driver population here skews older than 11% of counties in Georgia.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–9:00 AM and PM peak 4:00 PM–7:00 PM, with volumes reaching approximately 68% higher than the daily average.
Weekend traffic:
Weekend volumes run about 11% below weekday levels.
Seasonal Fluctuation
Busy season:
August–October is the high season, with volumes +3% versus the annual average.
Lowest month:
January is the quietest month, with volumes -6% versus the annual average.
Analytical insight
In Gwinnett County, Georgia, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +3% in high season.
Traffic Flow Profile Comparison
Metric
Gwinnett
Georgia
Average
Difference
Traffic
12,642
7,398
+70.9%
Truck % (Total Traffic)
6.8%
9.7%
-29.8%
Truck % (Highway)
9.4%
13.6%
-30.4%
Avg. Travel Time
34.2 min
33.6 min
+1.9%
Frequently Asked Questions
The average daily traffic volume is calculated at 12,642 vehicles per day, providing a baseline for daily operations and site assessment.
The driver population in Gwinnett skews older than 11% of counties in Georgia.
Drivers on Gwinnett roads have a median age of 44 years, and the median household income of the neighborhoods trips originate from averages $102,968 - useful context for retail siting and customer profiling.
Approximately 25% of highway traffic and 13% of non-highway traffic consists of vehicles whose trip originates outside Gwinnett County, Georgia. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Trucks account for approximately 6.8% of the total traffic mix across all road types, with a significantly higher concentration of 9.4% on highways.
The average travel time for drivers is 34.2 minutes, offering a standard metric for commute and delivery route planning.
Weekday peaks occur between 7:00 AM and 9:00 AM in the morning and between 4:00 PM and 7:00 PM in the evening - about 68% above the daily average.
Traffic volumes are typically 3% higher during August–October. Volumes drop to their lowest levels in January, averaging 11,886 vehicles per day - a 6% decrease from the annual 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)
