ZIP 51201 (Sheldon, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51201: 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 has lower values than Iowa for garbage-truck share, in rain, sleet or snow and after dark. Where it is higher: crashes per 100k residents / yr, injuries per crash and on snow, slush or ice.
What stands out in Sioux County: 1 in 127 crashes involve a garbage truck (3 since 2015), vs 2.2% across Iowa.
Overview
Sioux County has recorded 401 truck crashes since 2015, with 233 people injured and 16 killed.
Across the years with complete reporting, that is roughly one truck crash every 11 days.
When crashes happen
January has the most truck crashes, 11.0% of the yearly total, while February has the fewest (5.2%).
Winter months (Nov–Mar) carry 45.3% of truck crashes, vs 45.4% for 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). Next come CR-240TH St (1), CR-L36/NETTLE Ave (1) and SR-60 (1).
Garbage & waste trucks
Garbage trucks account for 3 of the truck crashes here, or 0.7%, compared with 2.2% in Iowa.
Route planning tips for ZIP 51201 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Where you can, review stops along US-18; it has the most fatal large-truck crashes nearby.
- 21.1% of truck crashes were on snow, slush or ice, above Iowa; plan winter equipment checks before the season.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
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-240TH St | 1 |
| CR-L36/NETTLE Ave | 1 |
| SR-60 | 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 51201 at a glance
| Population | 6,430 |
| Density | 22 per sq mi |
| Median household income | $68,799 |
| Median home value | $201,912 |
| Home ownership | 72% |
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 |
Reported truck crashes averaged 11 a year in the 1990s and 34 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 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51201
How many truck accidents are there in ZIP 51201?
Since 2015, 401 crashes involving commercial trucks were reported in Sioux County (233 injured, 16 killed).
What is the most dangerous road for trucks in ZIP 51201?
US-18 had 2 fatal crashes involving a large truck within 10 miles of ZIP 51201 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 51201?
The worst month is January: 11.0% of truck crashes in Sioux County happen then.
How many garbage truck accidents happen in ZIP 51201?
3 crashes involving garbage or refuse trucks have been reported in Sioux County since 2015, 0.7% of all truck crashes.
What is the truck crash rate in ZIP 51201 compared with Iowa?
Per 100,000 residents, Sioux County has 94.5 truck crashes a year; Iowa has 68.1.
What is the best way to plan truck routes in ZIP 51201?
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.