This page delivers traffic analytics for Black Hawk County, Iowa. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Black Hawk County, Iowa among 706 road miles divided in 9,350 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 398 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.
3,561
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.1%
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.
10.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.2 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$78,556
Our data indicates an estimated average traffic volume of 3,561 vehicles per day in Black Hawk County, Iowa that results in 2,621,516 vehicle-miles traveled per day (≈957 million per year). The traffic stream is comprised of an average of 1 truck for every 11 vehicles. Typical time spent behind the wheel per trip is 33.8 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Iowa state averages: Black Hawk's average daily traffic volume is 17% higher than the state average - 3,561 vehicles per day against 3,042 - suggesting more traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 2,621,516 vehicle-miles traveled per day (≈957 million per year), roughly 3.1% of Iowa's statewide total. Journey times run 2% higher than the state level, at 33.8 minutes on average. Congestion runs 7% lower than the state level, at a ratio of 10.6% - smoother traffic flow - crucial for traffic control improvement and logistics planning. 91% of counties in Iowa see less traffic than Black Hawk's 3,561 vehicles per day. On travel time, Black Hawk runs longer than 55% of counties in Iowa.
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.
8,617
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
13.0%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
38.5 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.
15.8%
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.
$78,603
A significant volume of traffic in Black Hawk County, Iowa utilizes the highway network. The average highway carries 8,617 vehicles per day, 161% more than the average non-highway road in the same area, which carries 3,299 vehicles per day. That average covers 139 highway road miles divided in 460 segments (average segment length 1,592 ft), together carrying 1,145,693 vehicle-miles traveled per day (≈418 million per year). By highway travel volume, Black Hawk outranks 90% of counties in Iowa. Trucks constitute 13.0% of highway traffic.
Analytical insight
Highway truck concentration here runs 19% lower than the state average, at 13.0% - positioning Black Hawk as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 30% of counties in Iowa see a lower highway truck share than Black Hawk's 13.0%. 64% of counties in Iowa see fewer highway trucks per day than Black Hawk's roughly 1,122.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
3,299
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
6.1%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
33.5 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.
10.4%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
44.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$78,528
The non-highway road network in Black Hawk County, Iowa supports a substantial volume of traffic. The average non-highway road carries 3,299 vehicles per day, 62% less than the average highway in the same area, which carries 8,617 vehicles per day. That average covers 567 non-highway road miles divided in 8,890 segments (average segment length 337 ft), together carrying 1,475,823 vehicle-miles traveled per day (≈539 million per year). Trucks constitute 6.1% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 53% fewer trucks by share. At 7% lower than the state level, the non-highway congestion ratio of 10.4% signals easier movement on local roads. Overall, average travel time here is longer than 55% of counties in Iowa. 70% of counties in Iowa see lower average driver income among trip origins than Black Hawk. 6% of counties in Iowa have a younger driver population than Black Hawk.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 9:00 AM–12:00 PM and PM peak 3:00 PM–7:00 PM, with volumes reaching approximately 67% higher than the daily average.
Weekend traffic:
Weekend volumes run about 18% below weekday levels.
Seasonal Fluctuation
Busy season:
August–October is the high season, with volumes +8% versus the annual average.
Lowest month:
January is the quietest month, with volumes -17% versus the annual average.
Analytical insight
In Black Hawk County, Iowa, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +8% in high season.
Traffic Flow Profile Comparison
Metric
Black Hawk
Iowa
Average
Difference
Traffic
3,561
3,042
+17.1%
Truck % (Total Traffic)
9.1%
11.0%
-17.2%
Truck % (Highway)
13.0%
16.1%
-19.1%
Avg. Travel Time
33.8 min
33.0 min
+2.3%
Frequently Asked Questions
The average daily traffic volume is calculated at 3,561 vehicles per day, providing a baseline for daily operations and site assessment.
Black Hawk's highway truck share of 13.0% is higher than 30% of counties in Iowa.
The average travel time for drivers is 33.8 minutes, offering a standard metric for commute and delivery route planning.
Approximately 22% of highway traffic and 5% of non-highway traffic consists of vehicles whose trip originates outside Black Hawk County, Iowa. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Weekday peaks occur between 9:00 AM and 12:00 PM in the morning and between 3:00 PM and 7:00 PM in the evening - about 67% above the daily average.
Drivers on Black Hawk roads have a median age of 44 years, and the median household income of the neighborhoods trips originate from averages $78,556 - useful context for retail siting and customer profiling.
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)
