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Des Moines County, Iowa Traffic Counts

This page delivers traffic analytics for Des Moines County, Iowa. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Des Moines County, Iowa among 280 road miles divided in 3,206 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 462 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.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

2,897

Trucks

8.0%

Average travel time

30.8 min

Congestion ratio

8.1%

Drivers’ average age

50.7 yrs

Drivers’ average income

$69,387

Our data indicates an estimated average traffic volume of 2,897 vehicles per day in Des Moines County, Iowa that results in 639,860 vehicle-miles traveled per day (≈234 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 30.8 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Iowa state averages: Des Moines sees 5% lower average daily traffic volume than the state average (2,897 vehicles per day against 3,042), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Des Moines accounts for about 0.8% of Iowa's statewide total, at 639,860 vehicle-miles traveled per day (≈234 million per year). At 30.8 minutes, the average travel time is 7% lower than the state level. At 29% lower than the state level, the 8.1% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. Des Moines carries more traffic than 88% of counties in Iowa. Its average travel time of 30.8 minutes is longer than 11% of counties in Iowa.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

4,301

Trucks

10.9%

Average travel time

32.4 min

Congestion ratio

10.1%

Drivers’ average age

50.5 yrs

Drivers’ average income

$69,501

A significant volume of traffic in Des Moines County, Iowa utilizes the highway network. The average highway carries 4,301 vehicles per day, 59% more than the average non-highway road in the same area, which carries 2,711 vehicles per day. That average covers 88 highway road miles divided in 375 segments (average segment length 1,233 ft), together carrying 324,972 vehicle-miles traveled per day (≈119 million per year). Trucks constitute 10.9% of highway traffic.

Analytical insight

At 10.9%, highway truck share is 32% lower than the state average, marking Des Moines as a primarily local traffic hub - underscoring the importance of local access for logistics operators. By truck concentration, highways here outrank 10% of counties in Iowa. By raw truck volume, Des Moines carries more highway trucks than 7% of counties in Iowa.
non-highway traffic icon

Non-highway traffic

Traffic

2,711

Trucks

5.1%

Average travel time

30.6 min

Congestion ratio

7.8%

Drivers’ average age

50.8 yrs

Drivers’ average income

$69,281

The non-highway road network in Des Moines County, Iowa supports a substantial volume of traffic. The average non-highway road carries 2,711 vehicles per day, 37% less than the average highway in the same area, which carries 4,301 vehicles per day. That average covers 193 non-highway road miles divided in 2,831 segments (average segment length 359 ft), together carrying 314,888 vehicle-miles traveled per day (≈115 million per year). Trucks constitute 5.1% of non-highway traffic.

Analytical insight

Non-highway roads carry a truck concentration that's 53% lower than the highway network. At 29% lower than the state level, the non-highway congestion ratio of 7.8% signals easier movement on local roads. Des Moines's overall average travel time exceeds 11% of counties in Iowa. Des Moines's average driver income exceeds 26% of counties in Iowa. Des Moines's median driver age is higher than 56% of counties in Iowa.

Time-of-Day & Seasonal Patterns

Analytical insight

In Des Moines County, Iowa, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Des Moines

Iowa
Average

Difference

Traffic

2,897

3,042

-4.8%

Truck % (Total Traffic)

8.0%

11.0%

-27.0%

Truck % (Highway)

10.9%

16.1%

-32.3%

Avg. Travel Time

30.8 min

33.0 min

-6.6%

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)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

IowaDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
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Data current as of:
Q3 2026

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