This page delivers traffic analytics for Arapahoe County, Colorado. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Arapahoe County, Colorado among 1,070 road miles divided in 26,994 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 209 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.
8,742
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.7%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.7 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.
16.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$123,297
Our data indicates an estimated average traffic volume of 8,742 vehicles per day in Arapahoe County, Colorado that results in 10,827,702 vehicle-miles traveled per day (≈4.0 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 32.7 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Colorado state averages: Arapahoe sees 29% higher average daily traffic volume than the state average (8,742 vehicles per day against 6,752), suggesting more demand on each road - a critical factor for logistics and site planning. Network-wide, Arapahoe accounts for about 8.5% of Colorado's statewide total, at 10,827,702 vehicle-miles traveled per day (≈4.0 billion per year). Journey times run 2% lower than the state level, at 32.7 minutes on average. The congestion ratio of 16.2% is 3% higher, pointing to more pronounced congestion than the state level - crucial for traffic control improvement and logistics planning. By volume, Arapahoe's 8,742 vehicles per day outpaces 97% of counties in Colorado. 38% of counties in Colorado have a shorter average travel time than Arapahoe's 32.7 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.
29,281
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
36.0 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.
39.2%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
42.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$120,710
A significant volume of traffic in Arapahoe County, Colorado utilizes the highway network. The average highway carries 29,281 vehicles per day, 271% more than the average non-highway road in the same area, which carries 7,887 vehicles per day. That average covers 172 highway road miles divided in 1,078 segments (average segment length 843 ft), together carrying 4,407,475 vehicle-miles traveled per day (≈1.6 billion per year). By highway travel volume, Arapahoe outranks 89% of counties in Colorado. Trucks constitute 9.9% of highway traffic.
Analytical insight
The concentration of trucks on highways (9.9%) is 12% lower than the state average for similar road classifications. This indicates Arapahoe serves as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 36% of counties in Colorado see a lower highway truck share than Arapahoe's 9.9%. 94% of counties in Colorado see fewer highway trucks per day than Arapahoe's roughly 2,911.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
7,887
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
4.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.5 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.
15.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
43.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$124,522
The non-highway road network in Arapahoe County, Colorado supports a substantial volume of traffic. The average non-highway road carries 7,887 vehicles per day, 73% less than the average highway in the same area, which carries 29,281 vehicles per day. That average covers 897 non-highway road miles divided in 25,916 segments (average segment length 183 ft), together carrying 6,420,226 vehicle-miles traveled per day (≈2.3 billion per year). Trucks constitute 4.4% of non-highway traffic.
Analytical insight
The concentration of trucks on non-highway roads is 55% lower than on highways. The non-highway congestion ratio of 15.3% is 1% higher than the state level, suggesting slower local mobility than the state average. Arapahoe's overall average travel time exceeds 38% of counties in Colorado. Trip origins here have higher average income than 95% of counties in Colorado. Arapahoe's median driver age is higher than 13% of counties in Colorado.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–10:00 AM and PM peak 3:00 PM–6:00 PM, with volumes reaching approximately 89% higher than the daily average.
Weekend traffic:
Weekend volumes run about 12% below weekday levels.
Seasonal Fluctuation
Busy season:
August–October is the high season, with volumes +12% versus the annual average.
Lowest month:
January is the quietest month, with volumes -21% versus the annual average.
Analytical insight
In Arapahoe County, Colorado, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is pronounced at +12% in high season.
Traffic Flow Profile Comparison
Metric
Arapahoe
Colorado
Average
Difference
Traffic
8,742
6,752
+29.5%
Truck % (Total Traffic)
6.7%
8.4%
-20.5%
Truck % (Highway)
9.9%
11.2%
-11.6%
Avg. Travel Time
32.7 min
33.2 min
-1.5%
Frequently Asked Questions
The average daily traffic volume is calculated at 8,742 vehicles per day, providing a baseline for daily operations and site assessment.
Arapahoe carries more traffic than 97% of counties in Colorado, averaging 8,742 vehicles per day.
The average travel time for drivers is 32.7 minutes, offering a standard metric for commute and delivery route planning.
Approximately 51% of highway traffic and 17% of non-highway traffic consists of vehicles whose trip originates outside Arapahoe 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.
Traffic volumes are typically 12% higher during August–October. Volumes drop to their lowest levels in January, averaging 6,890 vehicles per day - a 21% decrease from the annual average.
Drivers on Arapahoe roads have a median age of 43 years, and the median household income of the neighborhoods trips originate from averages $123,297 - useful context for retail siting and customer profiling.
Weekday peaks occur between 7:00 AM and 10:00 AM in the morning and between 3:00 PM and 6:00 PM in the evening - about 89% 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)
