ZIP 51239 (Hull, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51239: commercial truck and garbage truck crashes here and in Sioux 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
3 of 401 truck crashes since 2015.
Deadliest roads
How Sioux County compares with Iowa
Sioux County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sioux County stands out
Full comparison
| Measure (2015–2025) | Sioux County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 94.5 | 68.1 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 3.7 | 3.5 | 3.4 | same |
| Injuries per crash | 0.58 | 0.41 | 0.49 | 1.4× the state |
| Garbage-truck share | 0.8% | 2.2% | 2.3% | 64% below the state |
| On snow, slush or ice | 21.1% | 18.7% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 25.3% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 10.8% | 15.1% | 13.8% | 29% below the state |
| Winter months (Nov–Mar) | 45.3% | 45.4% | 41.9% | same |
| After dark | 20.5% | 23.1% | 24.8% | 11% below the state |
Sioux County sits below Iowa on garbage-truck share, in rain, sleet or snow and after dark. It runs above Iowa on crashes per 100k residents / yr, injuries per crash and on snow, slush or ice.
What stands out in Sioux County: 1 in 127 of truck crashes here involve garbage trucks: 0.8%, vs 2.2% in Iowa.
Overview
Since 2015, 401 crashes involving commercial trucks have been reported in Sioux County. They injured 233 people and killed 16.
Across the years with complete reporting, that is roughly one truck crash every 11 days.
When crashes happen
The worst month is January with 11.0% of truck crashes; the quietest is February at 5.2%.
November through March accounts for 45.3% of truck crashes here, compared with 45.4% in Iowa.
The busiest hour is 11 am–12 pm, with 9.5% of truck crashes.
Road surface: 21.1% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Within this area, US-18 had the most fatal crashes involving a large truck since 2015 (2). After it: CR-B14 305Th St (1), CR-B30/340TH St (1) and CR-B40 390 St (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 0.7% of the total, against 2.2% across Iowa.
Route planning tips for ZIP 51239 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Check whether your routes use US-18, the road with the most fatal truck crashes in this area.
- 21.1% of truck crashes were on snow, slush or ice, above Iowa; plan winter equipment checks before the season.
- 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 Sioux County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-18 | 2 |
| CR-B14 305Th St | 1 |
| CR-B30/340TH St | 1 |
| CR-B40 390 St | 1 |
| US-75 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sioux County) |
|---|---|
| Ia 60 | 12 |
| State 60/Iowa 60 And K064/Jack | 8 |
| US-18 | 8 |
| US-75 | 6 |
| State 60/Iowa 60 | 6 |
| Ia 10 | 4 |
| Fig Ave | 4 |
| State 10/450Th St And Us 75 | 4 |
ZIP 51239 at a glance
| Population | 2,876 |
| Density | 17 per sq mi |
| Median household income | $77,540 |
| Median home value | $236,633 |
| Home ownership | 84% |
Waste facilities and haulers nearby
Historical data: truck crashes in Sioux 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 | 11 | — | 1.3 |
| 2000s | 26 | +135% | 1.8 |
| 2010s | 34 | +31% | 1.1 |
| 2020s | 34 | -1% | 1.2 |
In the 1990s about 11 truck crashes a year were reported; in the 2020s, about 34. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.0 a year in 2016–19 and 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51239
How many truck crashes happen in ZIP 51239?
Sioux County has had 401 reported truck crashes since 2015, injuring 233 people and killing 16.
What is the most dangerous road for trucks in ZIP 51239?
US-18 had 2 fatal crashes involving a large truck within 10 miles of ZIP 51239 since 2015, more than any other road.
When do most truck crashes happen in ZIP 51239?
January has the most truck crashes in Sioux County, 11.0% of the yearly total.
Are garbage truck crashes common in ZIP 51239?
Garbage trucks were involved in 3 reported crashes in Sioux County since 2015 (0.7% of truck crashes).
What is the truck crash rate in ZIP 51239 compared with Iowa?
The yearly rate is 94.5 truck crashes per 100,000 residents in Sioux County, vs 68.1 for Iowa.
How do I plan a garbage truck route in ZIP 51239?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.