ZIP 50106 (Gilman, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50106: commercial truck and garbage truck crashes here and in Marshall 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
8 of 263 truck crashes since 2015.
Deadliest roads
How Marshall County compares with Iowa
Marshall County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Marshall County stands out
Full comparison
| Measure (2015–2025) | Marshall County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 55.8 | 68.1 | 49.7 | 18% below the state |
| Deaths per 100 crashes | 4.8 | 3.5 | 3.4 | 1.4× the state |
| Injuries per crash | 0.38 | 0.41 | 0.49 | 7% below the state |
| Garbage-truck share | 2.8% | 2.2% | 2.3% | 1.3× the state |
| On snow, slush or ice | 18.1% | 18.7% | 6.2% | same |
| Morning rush (6–10 am) | 22.6% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 9.7% | 15.1% | 13.8% | 36% below the state |
| Winter months (Nov–Mar) | 46.0% | 45.4% | 41.9% | same |
| After dark | 19.8% | 23.1% | 24.8% | 14% below the state |
Compared with Iowa, Marshall County is lower on crashes per 100k residents / yr, injuries per crash and in rain, sleet or snow. It runs above Iowa on deaths per 100 crashes and garbage-truck share.
Marshall County at a glance: February 11.8% of truck crashes happen in February, more than any other month.
Overview
Marshall County has recorded 263 truck crashes since 2015, with 101 people injured and 12 killed.
In complete reporting years that works out to about one truck crash every 16 days.
When crashes happen
Truck crashes peak in February (11.8% of the year) and are lowest in June (5.3%).
Winter months (Nov–Mar) carry 46.0% of truck crashes, vs 45.4% for Iowa.
More truck crashes happen at 10–11 am than at any other hour (8.7%).
18.1% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 50106 since 2015: SR-146 (2), US-30 (1) and Us-Hwy 30 (1). No single road stands out.
Garbage & waste trucks
8 crashes involved a garbage or refuse truck, a 3.0% share (Iowa: 2.2%).
Route planning tips for ZIP 50106 fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Marshall County.
- 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 Marshall County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-146 | 2 |
| US-30 | 1 |
| Us-Hwy 30 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Marshall County) |
|---|---|
| Ia 14 | 4 |
| Us 30/240Th St | 4 |
| Mile Marshalltown Blvd | 3 |
| Ia 330 | 3 |
| US-30 | 3 |
| Summit St | 3 |
| State 330/Marshalltown Blvd An | 3 |
| State 14/Reed Ave | 3 |
ZIP 50106 at a glance
| Population | 1,163 |
| Density | 7 per sq mi |
| Median household income | $101,193 |
| Median home value | $110,400 |
| Home ownership | 92% |
Waste facilities and haulers nearby
Historical data: truck crashes in Marshall 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 | 12 | — | 1.1 |
| 2000s | 18 | +42% | 1.0 |
| 2010s | 16 | -7% | 1.2 |
| 2020s | 26 | +60% | 0.2 |
Reported truck crashes averaged 12 a year in the 1990s and 26 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 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50106
How many truck accidents are there in ZIP 50106?
Since 2015, 263 crashes involving commercial trucks were reported in Marshall County (101 injured, 12 killed).
What is the worst month for truck crashes in ZIP 50106?
The worst month is February: 11.8% of truck crashes in Marshall County happen then.
How many garbage truck crashes are there in ZIP 50106?
Since 2015, Marshall County has reported 8 garbage-truck crashes, or 3.0% of its truck crashes.
What is the truck crash rate in ZIP 50106 compared with Iowa?
Marshall County records 55.8 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in ZIP 50106?
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.