This page delivers traffic analytics for Summit County, Colorado. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Summit County, Colorado among 224 road miles divided in 2,293 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 517 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.
5,112
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
11.8%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
27.7 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.
18.1%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.8 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$112,675
Our data indicates an estimated average traffic volume of 5,112 vehicles per day in Summit County, Colorado that results in 1,708,847 vehicle-miles traveled per day (≈624 million per year). The traffic stream is comprised of an average of 1 truck for every 8 vehicles. Typical time spent behind the wheel per trip is 27.7 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Colorado state averages: At 5,112 vehicles per day, the average monitored road in Summit carries 24% less traffic than the state average of 6,752 vehicles per day - a critical factor for logistics and site planning. Network-wide, Summit accounts for about 1.3% of Colorado's statewide total, at 1,708,847 vehicle-miles traveled per day (≈624 million per year). Journey times run 17% lower than the state level, at 27.7 minutes on average. The congestion ratio of 18.1% is 15% higher, pointing to more pronounced congestion than the state level - crucial for traffic control improvement and logistics planning. 73% of counties in Colorado see less traffic than Summit's 5,112 vehicles per day. 13% of counties in Colorado have a shorter average travel time than Summit's 27.7 minutes.
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.
8,266
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
15.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
44.7 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.
20.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$105,598
A significant volume of traffic in Summit County, Colorado utilizes the highway network. The average highway carries 8,266 vehicles per day, 81% more than the average non-highway road in the same area, which carries 4,574 vehicles per day. That average covers 99 highway road miles divided in 334 segments (average segment length 1,564 ft), together carrying 1,061,238 vehicle-miles traveled per day (≈387 million per year). That is more highway travel volume than 74% of counties in Colorado. Trucks constitute 15.6% of highway traffic.
Analytical insight
The concentration of trucks on highways (15.6%) is 39% higher than the state average for similar road classifications. This indicates Summit serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. 75% of counties in Colorado see a lower highway truck share than Summit's 15.6%. Summit's highway truck count is higher than 77% of counties in Colorado, at roughly 1,293 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
4,574
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.
24.8 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.
17.8%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$116,515
The non-highway road network in Summit County, Colorado supports a substantial volume of traffic. The average non-highway road carries 4,574 vehicles per day, 45% less than the average highway in the same area, which carries 8,266 vehicles per day. That average covers 126 non-highway road miles divided in 1,959 segments (average segment length 338 ft), together carrying 647,609 vehicle-miles traveled per day (≈236 million per year). Trucks constitute 5.6% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 64% lower than on highways. Non-highway congestion (17.8%) runs 18% higher than the state average, pointing to slower local traffic flow. 13% of counties in Colorado see shorter overall travel times than Summit. Trip origins here have higher average income than 90% of counties in Colorado. 25% of counties in Colorado have a younger driver population than Summit.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 10:00 AM–12:00 PM and PM peak 2:00 PM–6:00 PM, with volumes reaching approximately 80% higher than the daily average.
Weekend traffic:
Weekend volumes run about 4% above weekday levels.
Seasonal Fluctuation
Busy season:
July–September is the high season, with volumes +14% versus the annual average.
Lowest month:
May is the quietest month, with volumes -17% versus the annual average.
Analytical insight
In Summit County, Colorado, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is pronounced at +14% in high season.
Traffic Flow Profile Comparison
Metric
Summit
Colorado
Average
Difference
Traffic
5,112
6,752
-24.3%
Truck % (Total Traffic)
11.8%
8.4%
+41.0%
Truck % (Highway)
15.6%
11.2%
+39.0%
Avg. Travel Time
27.7 min
33.2 min
-16.6%
Frequently Asked Questions
The average daily traffic volume is calculated at 5,112 vehicles per day, providing a baseline for daily operations and site assessment.
Summit's highway truck share of 15.6% is higher than 75% of counties in Colorado.
Approximately 18% of highway traffic and 3% of non-highway traffic consists of vehicles whose trip originates outside Summit County, Colorado. 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 Summit roads have a median age of 45 years, and the median household income of the neighborhoods trips originate from averages $112,675 - useful context for retail siting and customer profiling.
The average travel time for drivers is 27.7 minutes, offering a standard metric for commute and delivery route planning.
Trucks account for approximately 11.8% of the total traffic mix across all road types, with a significantly higher concentration of 15.6% on highways.
Traffic volumes are typically 14% higher during July–September. Volumes drop to their lowest levels in May, averaging 4,227 vehicles per day - a 17% 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)
