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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day1,908 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 9.5% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 30.9 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 7.8% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 46.7 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $80,612 |
Our data shows 1,908 vehicles per day on the average road in Bremer County, Iowa, and 703,343 vehicle-miles traveled per day (≈257 million per year) across its 302 miles of monitored roads. About 1 in 10 vehicles is a truck, in line with Iowa (11.0%).
Bremer sees 37% lower average daily traffic volume than the state average (1,908 vehicles per day against 3,042), suggesting less demand on each road - lighter roads for freight, but less passing trade for roadside retail. In total volume terms, its road network carries about 0.8% of Iowa's statewide total of vehicle-miles. 61% of counties in Iowa see less traffic than Bremer's 1,908 vehicles per day.
At 30.9 minutes, the average travel time is 7% lower than the state level. 88% of counties in Iowa have a longer average travel time than Bremer's 30.9 minutes.
At 32% lower than the state level, the 7.8% congestion ratio signals smoother traffic flow - fewer delays make delivery windows more reliable.
| Traffic | vehicles per day4,663 |
|---|---|
| Trucks | 12.0% |
| Average travel time | 45.6 min |
| Congestion ratio | 9.1% |
| Drivers’ average age | 47.3 yrs |
| Drivers’ average income | $78,837 |
A little more than half of the driving in Bremer County, Iowa happens on highways: 55% of all vehicle-miles. The average highway carries 4,663 vehicles per day, 178% more than the average non-highway road in the same area, which carries 1,680 vehicles per day.
With 27% of the road miles (83 miles in 244 segments), highways punch above their length, carrying 388,065 vehicle-miles traveled per day (≈142 million per year).
By highway travel volume, Bremer outranks 62% of counties in Iowa.
The concentration of trucks on highways (12.0%) is 25% lower than the state average for similar road classifications. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
Bremer's highway truck share (12.0%) is lower than 81% of counties in Iowa. Bremer's highway truck count is lower than 68% of counties in Iowa, at roughly 561 trucks per day.
| Traffic | vehicles per day1,680 |
|---|---|
| Trucks | 6.5% |
| Average travel time | 29.6 min |
| Congestion ratio | 7.7% |
| Drivers’ average age | 46.1 yrs |
| Drivers’ average income | $81,684 |
Local roads carry a significant share of travel in Bremer County, Iowa: 45% of all vehicle-miles. The average non-highway road carries 1,680 vehicles per day.
Local roads make up 73% of the monitored road miles (220 miles in 2,942 segments) but carry less than their share of travel: 315,277 vehicle-miles traveled per day (≈115 million per year). About 1 in 16 vehicles on non-highway roads is a truck (6.5%).
Non-highway roads carry a truck concentration that's 46% lower than the highway network.
The non-highway congestion ratio of 7.7% is 31% lower than the state level, suggesting more efficient local mobility than the state average.
81% of counties in Iowa see lower average driver income among trip origins than Bremer. Bremer's median driver age is lower than 83% of counties in Iowa.
The average daily traffic per road sets Bremer County apart: 37% below the Iowa average. Its highway truck share is also 25% below.
| Metric | Bremer County | Iowa average | Difference |
|---|---|---|---|
| Traffic | 1,908 | 3,042 | -37.3% |
| Truck % (Total Traffic) | 9.5% | 11.0% | -13.4% |
| Truck % (Highway) | 12.0% | 16.1% | -25.3% |
| Avg. Travel Time | 30.9 min | 33.0 min | -6.5% |
Nothing in this table sets Bremer County sharply apart from the 4 areas nearest to it, though it has the second busiest roads of the five.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Bremer County | 1,908 | 9.5% | 703,343 | 30.9 min | 7.8% |
| Chickasaw County, Iowa | 1,579 | 11.2% | 355,064 | 34.9 min | 6.0% |
| Black Hawk County, Iowa | 3,561 | 9.1% | 2,621,516 | 33.8 min | 10.6% |
| Butler County, Iowa | 1,026 | 8.8% | 257,449 | 32.8 min | 5.1% |
| Fayette County, Iowa | 1,203 | 9.1% | 346,066 | 32.5 min | 5.6% |
| Iowa average | 3,042 | 11.0% | N/A | 33.0 min | 11.4% |
Average travel time places Bremer County #87 of 99 in Iowa - the bottom quarter of the state.
| Measure | Bremer County | Iowa rank |
|---|---|---|
| Traffic volume (AADT) | 1,908 | #39 of 99 |
| Highway vehicle-miles per day | 388,065 | #27 of 70 |
| Truck share on highways | 12.0% | #57 of 70 |
| Highway trucks per day | 561 | #48 of 70 |
| Average travel time | 30.9 min | #87 of 99 |
| Average driver income | $80,612 | #20 of 99 |
| Average driver age | 46.7 yrs | #82 of 99 |
Bremer County ranks #20 of 99 on average driver income but #87 of 99 on average travel time - the two describe the same roads and are worth reading together rather than either on its own.
The three busiest roads in Bremer County average 13,913 vehicles a day, 7.3 times the county average of 1,908 across all its monitored roads.
Avenue of the Saints leads with 17,004 vehicles a day, 1,570 of them trucks (9.2%). It also carries the most trucks.
Trips using Larrabee Avenue are long: a median of 44.6 minutes against 30.9 county-wide, the mark of a through route.
Few trucks use 4th Street Southwest: 4.7% of its traffic, under half the county's 9.5%.
At 8.9 times the county average, Avenue of the Saints draws drivers from neighborhoods averaging $82,439 in household income.
Delays build on 4th Street Southwest: its congestion ratio of 32% over free-flow time is well above the county's 8%.
Travel on 4th Avenue Southwest's busiest stretch runs 28% over free-flow time, against 8% across the county, so expect slower peak hours.
On its busiest stretch, Bremer Avenue carries 4.0 times the county average; trucks are 5.2% of it, below the county-wide 9.5%.
230th Street peaks at 6,414 vehicles a day, 3.4 times the county average; trucks are 6.4% of it, below the county-wide 9.5%.
Larrabee Avenue carries 3.3 times the county average at its busiest, 615 of them trucks (9.8%, in line with the county-wide 9.5%).
The average monitored road in Bremer carries 1,908 vehicles per day, 37% less than the Iowa average of 3,042.
Bremer's highway truck share of 12.0% is lower than 81% of counties in Iowa.
Approximately 52% of highway traffic and 17% of non-highway traffic consists of vehicles whose trip originates outside Bremer County, Iowa. A sizeable share of highway traffic comes from outside, mixed with local trips on the same roads.
Weekday traffic has two busy windows: AM peak 7:00 AM–9:00 AM and a long afternoon plateau from 3:00 PM to 7:00 PM - about 86% above the daily average.
The average trip in Bremer takes 30.9 minutes, 7% shorter than the Iowa average of 33.0 minutes, delays at signals and congestion included.
Avenue of the Saints carries the most, 17,004 vehicles per day on its busiest stretch, followed by 4th Street Southwest (13,063), 4th Avenue Southwest (11,671), Bremer Avenue (7,631), 230th Street (6,414). Figures are AADT, both directions combined.
Avenue of the Saints, with about 1,570 trucks per day on its busiest stretch, 9.2% of its 17,004 vehicles.
About 17,004 vehicles per day in both directions on its busiest stretch, including 1,570 trucks (9.2%). 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 Bremer County, Iowa.
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