ZIP 51401 (Carroll, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51401: commercial truck and garbage truck crashes here and in Carroll County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 132 truck crashes since 2015.
Deadliest roads
How Carroll County compares with Iowa
Carroll County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Carroll County stands out
Full comparison
| Measure (2015–2025) | Carroll County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 54.8 | 68.1 | 49.7 | 20% below the state |
| Deaths per 100 crashes | 5.7 | 3.5 | 3.4 | 1.6× the state |
| Injuries per crash | 0.52 | 0.41 | 0.49 | 1.3× the state |
| Garbage-truck share | 1.6% | 2.2% | 2.3% | 25% below the state |
| On snow, slush or ice | 9.8% | 18.7% | 6.2% | 48% below the state |
| Morning rush (6–10 am) | 19.5% | 24.0% | 23.7% | 19% below the state |
| In rain, sleet or snow | 13.0% | 15.1% | 13.8% | 14% below the state |
| Winter months (Nov–Mar) | 48.8% | 45.4% | 41.9% | 1.1× the state |
| After dark | 14.6% | 23.1% | 24.8% | 37% below the state |
Carroll County has lower values than Iowa for crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. It stands out for higher deaths per 100 crashes, injuries per crash and winter months (nov–mar).
The headline for Carroll County: December the month with the most truck crashes: 13.6% of the year's total.
Overview
Since 2015, 132 crashes involving commercial trucks have been reported in Carroll County. They injured 69 people and killed 7.
Across the years with complete reporting, that is roughly one truck crash every 33 days.
When crashes happen
Truck crashes peak in December (13.6% of the year) and are lowest in March (3.8%).
Winter months (Nov–Mar) carry 48.8% of truck crashes, vs 45.4% for Iowa.
By time of day, 1–2 pm stands out with 13.6% of truck crashes.
Road surface: 9.8% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 51401 since 2015 were spread across roads: CR-N33 Noble Ave (1), CR-N33/NOBLE Ave (1) and US-72 (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 1.5%, compared with 2.2% in Iowa.
Route planning tips for ZIP 51401 fleets
- Review driver schedules for December, the month with the most truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Carroll County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-N33 Noble Ave | 1 |
| CR-N33/NOBLE Ave | 1 |
| US-72 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Carroll County) |
|---|---|
| US-30 | 20 |
| US-71 | 5 |
| Ia 141 | 4 |
| Lynx Ave And Us 71 And State 1 | 3 |
| Delta Ave | 3 |
| 150Th Street & Noble Ave; Cont | 2 |
| 3Rd St | 2 |
| E016/120Th St | 2 |
ZIP 51401 at a glance
| Population | 11,990 |
| Density | 28 per sq mi |
| Median household income | $70,702 |
| Median home value | $196,879 |
| Home ownership | 74% |
Waste facilities and haulers nearby
Historical data: truck crashes in Carroll County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 5 | — | 0.7 |
| 2000s | 7 | +44% | 0.4 |
| 2010s | 11 | +54% | 0.8 |
| 2020s | 11 | -5% | 0.8 |
Reported truck crashes averaged 5 a year in the 1990s and 11 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51401
How common are truck crashes in ZIP 51401?
132 truck crashes have been reported in Carroll County since 2015, with 7 deaths and 69 injuries.
What is the worst month for truck crashes in ZIP 51401?
Truck crashes in Carroll County peak in December, with 13.6% of the year's crashes.
How many garbage truck crashes are there in ZIP 51401?
Garbage trucks were involved in 2 reported crashes in Carroll County since 2015 (1.5% of truck crashes).
How does ZIP 51401 compare with Iowa for truck crashes?
Per 100,000 residents, Carroll County has 54.8 truck crashes a year; Iowa has 68.1.
What is the best way to plan truck routes in ZIP 51401?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.