ZIP 51103 (Sioux City, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51103: 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 |
Woodbury County has lower values than Iowa for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: morning rush (6–10 am).
ZIP 51103 at a glance: I-29 deadliest road: 4 fatal truck crashes within 10 miles of ZIP 51103 since 2015.
Overview
Police reported 687 crashes involving commercial trucks in Woodbury County since 2015: 236 people were injured and 12 were killed.
That averages about one truck crash every 6 days in fully reported years.
When crashes happen
The worst month is December with 10.5% of truck crashes; the quietest is March at 5.7%.
Winter months (Nov–Mar) carry 43.5% of truck crashes, vs 45.4% for Iowa.
The busiest hour is 8–9 am, with 9.0% of truck crashes.
Road surface: 13.4% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
I-29 leads within 10 miles of ZIP 51103 with 4 fatal crashes involving a large truck since 2015. After it: US-75 (3), 18th St (1) and CR-152ND St (1).
Garbage & waste trucks
13 crashes involved a garbage or refuse truck, a 1.9% share (Iowa: 2.2%).
Route planning tips for ZIP 51103 fleets
- Review driver schedules for December, the month with the most truck crashes.
- Look at alternatives to I-29 at busy times: it leads this area in fatal truck crashes.
- Morning starts matter: 26.6% of truck crashes fall between 6 and 10 am, higher than Iowa.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 | 4 |
| 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 51103 at a glance
| Population | 16,895 |
| Density | 541 per sq mi |
| Median household income | $58,197 |
| Median home value | $139,168 |
| Home ownership | 66% |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 25 to 59. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 1.0 a year in 2016–19, 1.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51103
How many truck crashes happen in ZIP 51103?
Woodbury County has had 687 reported truck crashes since 2015, injuring 236 people and killing 12.
What is the most dangerous road for trucks in ZIP 51103?
I-29 had 4 fatal crashes involving a large truck within 10 miles of ZIP 51103 since 2015, more than any other road.
Which month has the most truck crashes in ZIP 51103?
The worst month is December: 10.5% of truck crashes in Woodbury County happen then.
How many garbage truck accidents happen in ZIP 51103?
13 crashes involving garbage or refuse trucks have been reported in Woodbury County since 2015, 1.9% of all truck crashes.
How does ZIP 51103 compare with Iowa for truck crashes?
The yearly rate is 56.1 truck crashes per 100,000 residents in Woodbury County, vs 68.1 for Iowa.
What is the best way to plan truck routes in ZIP 51103?
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.