This page delivers traffic analytics for Clinton County, Iowa. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Clinton County, Iowa among 454 road miles divided in 3,589 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 667 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.
2,761
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
8.4%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.8 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.
9.3%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
50.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$74,703
Our data indicates an estimated average traffic volume of 2,761 vehicles per day in Clinton County, Iowa that results in 1,047,400 vehicle-miles traveled per day (≈382 million 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 32.8 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Iowa state averages: Clinton's average daily traffic volume is 9% lower than the state average - 2,761 vehicles per day against 3,042 - suggesting less traffic load per road, a critical factor for logistics and site planning. In total volume terms, its road network carries 1,047,400 vehicle-miles traveled per day (≈382 million per year), about 1.3% of Iowa's statewide total. Journey times here (32.8 minutes on average) closely track the state level. At 18% lower than the state level, the 9.3% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. 85% of counties in Iowa see less traffic than Clinton's 2,761 vehicles per day. On travel time, Clinton runs longer than 40% 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.
6,375
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
10.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
39.4 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.
13.5%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
50.5 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$76,836
A significant volume of traffic in Clinton County, Iowa utilizes the highway network. The average highway carries 6,375 vehicles per day, 171% more than the average non-highway road in the same area, which carries 2,351 vehicles per day. That average covers 100 highway road miles divided in 366 segments (average segment length 1,440 ft), together carrying 552,444 vehicle-miles traveled per day (≈202 million per year). By highway travel volume, Clinton outranks 77% of counties in Iowa. Trucks constitute 10.6% of highway traffic.
Analytical insight
At 10.6%, highway truck share is 34% lower than the state average, marking Clinton as a primarily local traffic hub - underscoring the importance of local access for logistics operators. Clinton's highway truck share (10.6%) is higher than 6% of counties in Iowa. Clinton's highway truck count is higher than 36% of counties in Iowa, at roughly 676 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
2,351
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
5.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
32.1 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.
8.9%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
51.3 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$73,443
The non-highway road network in Clinton County, Iowa supports a substantial volume of traffic. The average non-highway road carries 2,351 vehicles per day, 63% less than the average highway in the same area, which carries 6,375 vehicles per day. That average covers 354 non-highway road miles divided in 3,223 segments (average segment length 580 ft), together carrying 494,955 vehicle-miles traveled per day (≈181 million per year). Trucks constitute 5.9% of non-highway traffic.
Analytical insight
Compared to highways, non-highway routes see 45% fewer trucks by share. At 20% lower than the state level, the non-highway congestion ratio of 8.9% signals easier movement on local roads. 40% of counties in Iowa see shorter overall travel times than Clinton. Clinton's average driver income exceeds 59% of counties in Iowa. Clinton's median driver age is higher than 61% of counties in Iowa.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–12:00 PM and PM peak 3:00 PM–7:00 PM, with volumes reaching approximately 71% higher than the daily average.
Weekend traffic:
Weekend volumes run about 15% below weekday levels.
Seasonal Fluctuation
Busy season:
September–November is the high season, with volumes +10% versus the annual average.
Lowest month:
February is the quietest month, with volumes -21% versus the annual average.
Analytical insight
In Clinton County, Iowa, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +10% in high season.
Traffic Flow Profile Comparison
Metric
Clinton
Iowa
Average
Difference
Traffic
2,761
3,042
-9.2%
Truck % (Total Traffic)
8.4%
11.0%
-24.0%
Truck % (Highway)
10.6%
16.1%
-34.2%
Avg. Travel Time
32.8 min
33.0 min
-0.5%
Frequently Asked Questions
The average daily traffic volume is calculated at 2,761 vehicles per day, providing a baseline for daily operations and site assessment.
Clinton's highway truck share of 10.6% is higher than 6% of counties in Iowa.
Trucks account for approximately 8.4% of the total traffic mix across all road types, with a significantly higher concentration of 10.6% on highways.
Drivers on Clinton roads have a median age of 51 years, and the median household income of the neighborhoods trips originate from averages $74,703 - useful context for retail siting and customer profiling.
Weekday peaks occur between 7:00 AM and 12:00 PM in the morning and between 3:00 PM and 7:00 PM in the evening - about 71% above the daily average.
Approximately 25% of highway traffic and 7% of non-highway traffic consists of vehicles whose trip originates outside Clinton 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.
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)
