ZIP 51101 (Sioux City, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51101: commercial truck and garbage truck crashes here and in Woodbury 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
13 of 687 truck crashes since 2015.
Deadliest roads
How Woodbury County compares with Iowa
Woodbury County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Woodbury County stands out
Full comparison
| Measure (2015–2025) | Woodbury County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 56.1 | 68.1 | 49.7 | 18% below the state |
| Deaths per 100 crashes | 1.7 | 3.5 | 3.4 | 51% below the state |
| Injuries per crash | 0.34 | 0.41 | 0.49 | 17% below the state |
| Garbage-truck share | 2.0% | 2.2% | 2.3% | 10% below the state |
| On snow, slush or ice | 13.4% | 18.7% | 6.2% | 28% below the state |
| Morning rush (6–10 am) | 26.6% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 13.4% | 15.1% | 13.8% | 11% below the state |
| Winter months (Nov–Mar) | 43.5% | 45.4% | 41.9% | same |
| After dark | 18.3% | 23.1% | 24.8% | 21% below the state |
Compared with Iowa, Woodbury County is lower on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above Iowa on morning rush (6–10 am).
Woodbury County at a glance: 1.7 deaths per 100 truck crashes, vs 3.5 in Iowa.
Overview
Since 2015, 687 crashes involving commercial trucks have been reported in Woodbury County. They injured 236 people and killed 12.
That averages about one truck crash every 6 days in fully reported years.
When crashes happen
Truck crashes peak in December (10.5% of the year) and are lowest in March (5.7%).
The five winter months (November to March) hold 43.5% of truck crashes, against 45.4% across Iowa.
The busiest hour is 8–9 am, with 9.0% of truck crashes.
Snow, slush or ice was on the road in 13.4% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 51101 since 2015: I-29 (3), US-75 (3), 18th St (1), CR-152ND St (1) and I-129 (1). No single road stands out.
Garbage & waste trucks
13 crashes involved a garbage or refuse truck, a 1.9% share (Iowa: 2.2%).
Route planning tips for ZIP 51101 fleets
- Review driver schedules for December, the month with the most truck crashes.
- 26.6% of truck crashes happen between 6 and 10 am, above Iowa; consider earlier or later starts where possible.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Woodbury County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-29 | 3 |
| US-75 | 3 |
| 18th St | 1 |
| CR-152ND St | 1 |
| I-129 | 1 |
| SR-35 | 1 |
| SR-376 | 1 |
| US-20 | 1 |
| Us- Hwy 20 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Woodbury County) |
|---|---|
| US-20 | 66 |
| I-29 | 53 |
| Interstate 29/I 29 | 22 |
| Harbor Dr And Singing Hills Bl | 15 |
| Ia 376 | 9 |
| Interstate 29/Ne Ramp And Stat | 9 |
| Hoeven Dr And 6Th St | 8 |
| Ia 12 | 8 |
ZIP 51101 at a glance
| Population | 1,031 |
| Density | 331 per sq mi |
| Median household income | $15,300 |
| Home ownership | 3% |
Waste facilities and haulers nearby
Historical data: truck crashes in Woodbury 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 | 25 | — | 1.4 |
| 2000s | 53 | +113% | 1.0 |
| 2010s | 57 | +8% | 1.2 |
| 2020s | 59 | +3% | 1.4 |
Reported truck crashes averaged 25 a year in the 1990s and 59 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 1.0 a year in 2016–19 and 1.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51101
How many truck crashes happen in ZIP 51101?
Since 2015, 687 crashes involving commercial trucks were reported in Woodbury County (236 injured, 12 killed).
Which month has the most truck crashes in ZIP 51101?
Truck crashes in Woodbury County peak in December, with 10.5% of the year's crashes.
How many garbage truck accidents happen in ZIP 51101?
Since 2015, Woodbury County has reported 13 garbage-truck crashes, or 1.9% of its truck crashes.
What is the truck crash rate in ZIP 51101 compared with Iowa?
Per 100,000 residents, Woodbury County has 56.1 truck crashes a year; Iowa has 68.1.
What is the best way to plan truck routes in ZIP 51101?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.