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Lyon County, Iowa Traffic Counts

This page delivers traffic analytics for Lyon County, Iowa. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Lyon County, Iowa among 290 road miles divided in 1,880 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 816 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

Traffic

The average number of vehicles that travel each day over any road in the road network.

1,345

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

9.3%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

37.6 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.

6.5%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

47.0 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$79,577

Our data indicates an estimated average traffic volume of 1,345 vehicles per day in Lyon County, Iowa that results in 355,016 vehicle-miles traveled per day (≈130 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 37.6 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Iowa state averages: Lyon's average daily traffic volume is 56% lower than the state average - 1,345 vehicles per day against 3,042 - suggesting less traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 355,016 vehicle-miles traveled per day (≈130 million per year), roughly 0.4% of Iowa's statewide total. Journey times run 14% higher than the state level, at 37.6 minutes on average. At 43% lower than the state level, the 6.5% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. 27% of counties in Iowa see less traffic than Lyon's 1,345 vehicles per day. 83% of counties in Iowa have a shorter average travel time than Lyon's 37.6 minutes.

Highway vs. Non-Highway Traffic Analysis

Analytical insight

N/A
non-highway traffic icon

Non-highway traffic

Traffic

Traffic

The average number of vehicles that travel each day over any road in the road network.

1,345

Trucks

Trucks

The percentage of the total traffic volume composed of heavy vehicles.

9.3%

Average travel time

Average travel time

The average time of travel averaged among all vehicles traveling on the road network.

37.6 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.

6.5%

Drivers’ average age

Drivers’ average age

Average age of residents in the geographic areas where the vehicle trips originated.

47.0 yrs

Drivers’ average income

Drivers’ average income

Average income of residents in the geographic areas where the vehicle trips originated.

$79,577

The non-highway road network in Lyon County, Iowa supports a substantial volume of traffic. The average non-highway road carries 1,345 vehicles per day. That average covers 290 non-highway road miles divided in 1,880 segments (average segment length 816 ft), together carrying 355,016 vehicle-miles traveled per day (≈130 million per year). Trucks constitute 9.3% of non-highway traffic.

Analytical insight

The non-highway congestion ratio of 6.5% is 42% lower than the state level, suggesting more efficient local mobility than the state average. 83% of counties in Iowa see shorter overall travel times than Lyon. 76% of counties in Iowa see lower average driver income among trip origins than Lyon. 19% of counties in Iowa have a younger driver population than Lyon.

Time-of-Day & Seasonal Patterns

Analytical insight

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

Traffic Flow Profile Comparison

Metric

Lyon

Iowa
Average

Difference

Traffic

1,345

3,042

-55.8%

Truck % (Total Traffic)

9.3%

11.0%

-15.5%

Truck % (Highway)

16.1%

Avg. Travel Time

37.6 min

33.0 min

+13.8%

How Lyon County compares

Lyon County against nearby areas

Set against the average of the 4 areas nearest to it, Lyon County carries 34.8% less traffic on a typical road and moves 46.4% of the total daily travel; it has the fourth busiest roads of the five. Smaller and quieter on both counts: a shorter network than the areas around it, carrying lighter traffic across it.

Lyon County and the 4 nearest county-level areas by centroid distance, with the Iowa average for scale.
AreaAverage daily trafficTruck shareDaily vehicle-milesAverage travel timeCongestion ratio
Lyon County1,3459.3%355,01637.6 min6.5%
Sioux County, Iowa2,4289.1%808,31931.7 min9.7%
Rock County, Minnesota1,57913.8%561,57335.5 min5.8%
Lincoln County, South Dakota3,0899.3%1,425,50427.6 min11.5%
Osceola County, Iowa1,16011.1%262,85043.5 min5.3%
Iowa average3,04211.0%N/A33.0 min11.4%

Lyon County ranked within Iowa

Lyon County sits in the top quarter of the Iowa field on average travel time, at #18 of 99.

Where Lyon County sits among Iowa's county-level areas on each measure. Rank 1 is the highest value in the state, whether or not that is the outcome you want; the field size differs by measure because not every county carries highway data.
MeasureLyon CountyIowa rank
Traffic volume (AADT)1,345#73 of 99
Average travel time37.6 min#18 of 99
Average driver income$79,577#25 of 99
Average driver age47.0 yrs#80 of 99

Lyon County ranks #18 of 99 on average travel time but #80 of 99 on average driver age - the two describe the same roads and are worth reading together rather than either on its own.

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.
TrafficZoom methodology
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Data current as of:
Q3 2026

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Counties near Lyon County

The same traffic breakdown for the areas closest to Lyon County, Iowa.

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