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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day1,579 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 13.8% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 35.5 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 5.8% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 47.3 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $72,838 |
The average monitored road in Rock County, Minnesota carries 1,579 vehicles per day. Across its 304 miles of monitored roads, that adds up to 561,573 vehicle-miles traveled per day (≈205 million per year). Freight weighs heavily here: trucks are 13.8% of traffic, against 8.1% across Minnesota.
Rock sees 54% lower average daily traffic volume than the state average (1,579 vehicles per day against 3,404), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Across the whole network, that travel is about 0.4% of Minnesota's statewide total. Rock carries less traffic than 56% of counties in Minnesota.
At 35.5 minutes, the average travel time is 10% higher than the state level. Its average travel time of 35.5 minutes is longer than 64% of counties in Minnesota.
Congestion runs 46% lower than the state level, at a ratio of 5.8%, which means smoother traffic flow - fewer delays make delivery windows more reliable.
| Traffic | vehicles per day4,752 |
|---|---|
| Trucks | 17.3% |
| Average travel time | 47.1 min |
| Congestion ratio | 11.7% |
| Drivers’ average age | 45.6 yrs |
| Drivers’ average income | $76,425 |
A little more than half of the driving in Rock County, Minnesota happens on highways: 62% of all vehicle-miles. The average highway carries 4,752 vehicles per day, 270% more than the average non-highway road in the same area, which carries 1,283 vehicles per day.
That comes from just 20% of the monitored road miles: 59 miles in 180 segments, carrying 346,715 vehicle-miles traveled per day (≈127 million per year).
54% of counties in Minnesota move less traffic on their highways.
The concentration of trucks on highways (17.3%) is 69% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Rock's highway truck share (17.3%) is higher than 92% of counties in Minnesota. 80% of counties in Minnesota see fewer highway trucks per day than Rock's roughly 823.
| Traffic | vehicles per day1,283 |
|---|---|
| Trucks | 8.1% |
| Average travel time | 34.4 min |
| Congestion ratio | 5.2% |
| Drivers’ average age | 49.5 yrs |
| Drivers’ average income | $70,865 |
A significant share of driving in Rock County, Minnesota, 38% of vehicle-miles, happens on local roads. The average non-highway road carries 1,283 vehicles per day.
Local roads make up 80% of the monitored road miles (245 miles in 1,931 segments) but carry less than their share of travel: 214,858 vehicle-miles traveled per day (≈78.4 million per year). About 1 in 12 vehicles on non-highway roads is a truck (8.1%).
Compared to highways, non-highway routes see 54% fewer trucks by share.
The non-highway congestion ratio of 5.2% is 47% lower than the state level, suggesting more efficient local mobility than the state average.
Trip origins here have lower average income than 63% of counties in Minnesota. Rock's median driver age is lower than 63% of counties in Minnesota.
Rock County's biggest difference from the Minnesota average is its truck share, 71% above it. Its highway truck share is also 69% above.
| Metric | Rock County | Minnesota average | Difference |
|---|---|---|---|
| Traffic | 1,579 | 3,404 | -53.6% |
| Truck % (Total Traffic) | 13.8% | 8.1% | +70.6% |
| Truck % (Highway) | 17.3% | 10.3% | +68.8% |
| Avg. Travel Time | 35.5 min | 32.2 min | +10.0% |
Compared with its 4 closest neighbours, Rock County carries 37.9% less traffic on a typical road and moves 41.5% of the total daily travel; it has the second busiest roads of the five. Less traffic and more room for it - the roads here run both quieter and freer than the areas around them.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Rock County | 1,579 | 13.8% | 561,573 | 35.5 min | 5.8% |
| Pipestone County, Minnesota | 1,504 | 10.6% | 284,948 | 40.4 min | 5.8% |
| Lyon County, Iowa | 1,345 | 9.3% | 355,016 | 37.6 min | 6.5% |
| Nobles County, Minnesota | 1,352 | 13.5% | 892,932 | 32.5 min | 7.1% |
| Minnehaha County, South Dakota | 5,965 | 7.7% | 3,884,834 | 31.4 min | 13.4% |
| Minnesota average | 3,404 | 8.1% | N/A | 32.2 min | 10.6% |
Truck share on highways places Rock County #7 of 81 in Minnesota - the top quarter of the state.
| Measure | Rock County | Minnesota rank |
|---|---|---|
| Traffic volume (AADT) | 1,579 | #49 of 87 |
| Highway vehicle-miles per day | 346,715 | #38 of 81 |
| Truck share on highways | 17.3% | #7 of 81 |
| Highway trucks per day | 823 | #17 of 81 |
| Average travel time | 35.5 min | #32 of 87 |
| Average driver income | $72,838 | #55 of 87 |
| Average driver age | 47.3 yrs | #55 of 87 |
On their busiest stretches, the three busiest roads in Rock County carry 11,472 vehicles a day on average, 7.3 times the typical road in the county (1,579).
American Veterans Memorial Highway is the busiest road, at 13,460 vehicles a day, 2,442 of them trucks (18.1%). I 90 is practically level with it at 13,324. It tops the truck ranking too, with the most trucks.
Railroad Avenue carries longer journeys than most roads here, with a median trip of 60.6 minutes against 35.5 county-wide.
Few trucks use Kniss Avenue: 5.6% of its traffic, under half the county's 13.8%.
Freight stands out on Railroad Avenue: trucks are 21.5% of the traffic there, against 13.8% county-wide.
At 8.5 times the county average, American Veterans Memorial Highway draws drivers from neighborhoods averaging $79,378 in household income.
A main artery: I 90's busiest stretch carries 8.4 times the county average; trucks are 18.2% of it, above the county-wide 13.8%.
Kniss Avenue carries 4.8 times the county average on its busiest stretch, where the median trip lasts 34.2 minutes.
Drivers on MN 23 / County Road 7 are on long journeys, a median 57.8 minutes against 35.5 county-wide: a through route more than a local street.
MN 23 carries through traffic: the median trip using it lasts 52.8 minutes, against 35.5 for the county.
Railroad Avenue carries 67% more than the county average on its busiest stretch, where the median trip lasts 60.6 minutes.
The average monitored road in Rock carries 1,579 vehicles per day, 54% less than the Minnesota average of 3,404.
Rock's highway truck share of 17.3% is higher than 92% of counties in Minnesota.
Trucks make up about 13.8% of all traffic in Rock County, Minnesota, rising to 17.3% on highways, where long-haul freight concentrates.
Approximately 62% of highway traffic and 8% of non-highway traffic consists of vehicles whose trip originates outside Rock County, Minnesota. Most highway traffic here starts elsewhere, so the highways serve the wider region more than the local community.
Weekday traffic has two busy windows: a long morning plateau from 7:00 AM to 12:00 PM and a long afternoon plateau from 3:00 PM to 7:00 PM - about 72% above the daily average.
American Veterans Memorial Highway carries the most, 13,460 vehicles per day on its busiest stretch, followed by I 90 (13,324), Kniss Avenue (7,631), MN 23 / County Road 7 (4,468), MN 23 (4,039). Figures are AADT, both directions combined.
American Veterans Memorial Highway, with about 2,442 trucks per day on its busiest stretch, 18.1% of its 13,460 vehicles.
About 13,460 vehicles per day in both directions on its busiest stretch, including 2,442 trucks (18.1%). Traffic is lower on its quieter stretches; TrafficZoom shows the count for every segment.

Mobile device location data (anonymized and aggregated)

Road sensor networks and traffic counters

Historical traffic pattern databases
The same traffic breakdown for the areas closest to Rock County, Minnesota.
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