ZIP 50670 (Shell Rock, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50670: commercial truck and garbage truck crashes here and in Butler 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
0 of 75 truck crashes since 2015.
Deadliest roads
How Butler County compares with Iowa
Butler County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Butler County stands out
Full comparison
| Measure (2015–2025) | Butler County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 45.6 | 68.1 | 49.7 | 33% below the state |
| Deaths per 100 crashes | 7.0 | 3.5 | 3.4 | 2.0× the state |
| Injuries per crash | 0.41 | 0.41 | 0.49 | same |
| Garbage-truck share | 0.0% | 2.2% | 2.3% | 100% below the state |
| On snow, slush or ice | 23.9% | 18.7% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 25.4% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 9.9% | 15.1% | 13.8% | 35% below the state |
| Winter months (Nov–Mar) | 38.0% | 45.4% | 41.9% | 16% below the state |
| After dark | 12.7% | 23.1% | 24.8% | 45% below the state |
Butler County has lower values than Iowa for crashes per 100k residents / yr, garbage-truck share and in rain, sleet or snow. Where it is higher: deaths per 100 crashes and on snow, slush or ice.
What stands out in Butler County: 0 garbage-truck share of crashes is 0.0%, against 2.2% for Iowa.
Overview
Since 2015, 75 crashes involving commercial trucks have been reported in Butler County. They injured 31 people and killed 6.
Across the years with complete reporting, that is roughly one truck crash every 57 days.
When crashes happen
Truck crashes peak in June (13.3% of the year) and are lowest in November (2.7%).
November through March accounts for 38.0% of truck crashes here, compared with 45.4% in Iowa.
The busiest hour is 7–8 am, with 10.7% of truck crashes.
Snow, slush or ice was on the road in 23.9% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 50670 is SR-3, with 2 fatal large-truck crashes since 2015. It is followed by CR-V14 Waverly Rd (1), Ridge Ave (1) and US-218 (1).
Garbage & waste trucks
Since 2015, no garbage-truck crashes were reported for Butler County.
Route planning tips for ZIP 50670 fleets
- Review driver schedules for June, the month with the most truck crashes.
- Check whether your routes use SR-3, the road with the most fatal truck crashes in this area.
- With 23.9% of truck crashes on snow, slush or ice (above Iowa), plan winter equipment checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Butler County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-3 | 2 |
| CR-V14 Waverly Rd | 1 |
| Ridge Ave | 1 |
| US-218 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Butler County) |
|---|---|
| Ia 3 | 7 |
| 250Th St | 2 |
| North Public Rd And Ia 3 | 2 |
| State 14/Iowa 14 | 2 |
| T047/Sinclair Ave And C055/290 | 2 |
| Terrace Ave | 2 |
| 10Th St And Illinois Central G | 1 |
| 270Th St 27000 Block | 1 |
ZIP 50670 at a glance
| Population | 2,270 |
| Density | 16 per sq mi |
| Median household income | $84,679 |
| Median home value | $171,069 |
| Home ownership | 87% |
Waste facilities and haulers nearby
Historical data: truck crashes in Butler 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 | — | 0.6 |
| 2000s | 5 | +5% | 0.1 |
| 2010s | 5 | -2% | 0.1 |
| 2020s | 7 | +40% | 0.6 |
Reported truck crashes averaged 5 a year in the 1990s and 7 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, 0.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50670
How common are truck crashes in ZIP 50670?
75 truck crashes have been reported in Butler County since 2015, with 6 deaths and 31 injuries.
What is the most dangerous road for trucks in ZIP 50670?
NHTSA data shows SR-3 with 2 fatal large-truck crashes within 10 miles of ZIP 50670 since 2015, the highest of any road.
Which month has the most truck crashes in ZIP 50670?
June has the most truck crashes in Butler County, 13.3% of the yearly total.
Are garbage truck crashes common in ZIP 50670?
Since 2015, Butler County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How do truck crashes in ZIP 50670 compare with Iowa?
Butler County records 45.6 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How do I plan a garbage truck route in ZIP 50670?
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.