ZIP 50157 (Malcom, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50157: commercial truck and garbage truck crashes here and in Poweshiek 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
2 of 421 truck crashes since 2015.
Deadliest roads
How Poweshiek County compares with Iowa
Poweshiek County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Poweshiek County stands out
Full comparison
| Measure (2015–2025) | Poweshiek County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 189.7 | 68.1 | 49.7 | 2.8× the state |
| Deaths per 100 crashes | 6.5 | 3.5 | 3.4 | 1.9× the state |
| Injuries per crash | 0.54 | 0.41 | 0.49 | 1.3× the state |
| Garbage-truck share | 0.5% | 2.2% | 2.3% | 76% below the state |
| On snow, slush or ice | 23.6% | 18.7% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 21.6% | 24.0% | 23.7% | 10% below the state |
| In rain, sleet or snow | 24.4% | 15.1% | 13.8% | 1.6× the state |
| Winter months (Nov–Mar) | 49.4% | 45.4% | 41.9% | 1.1× the state |
| After dark | 28.8% | 23.1% | 24.8% | 1.3× the state |
Compared with Iowa, Poweshiek County is lower on garbage-truck share and morning rush (6–10 am). It runs above Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Poweshiek County: 1 in 192 crashes involve a garbage truck (2 since 2015), vs 2.2% across Iowa.
Overview
Since 2015, 421 crashes involving commercial trucks have been reported in Poweshiek County. They injured 222 people and killed 27.
Across the years with complete reporting, that is roughly one truck crash every 10 days.
When crashes happen
January has the most truck crashes, 11.2% of the yearly total, while March has the fewest (5.9%).
Winter months (Nov–Mar) carry 49.4% of truck crashes, vs 45.4% for Iowa.
By time of day, 12–1 pm stands out with 7.1% of truck crashes.
23.6% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Within this area, I-80 had the most fatal crashes involving a large truck since 2015 (6). It is followed by CR-V18 (1), SR-146 (1) and US-6 (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 0.5%, compared with 2.2% in Iowa.
Route planning tips for ZIP 50157 fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Poweshiek County.
- Where you can, review stops along I-80; it has the most fatal large-truck crashes nearby.
- Icy and snowy roads show up in 23.6% of truck crashes here, more than Iowa; schedule winter checks early.
- 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 Poweshiek County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-80 | 6 |
| CR-V18 | 1 |
| SR-146 | 1 |
| US-6 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Poweshiek County) |
|---|---|
| I-80 | 34 |
| Interstate 80/I 80 | 20 |
| Ia 146 | 6 |
| US-63 | 5 |
| Sb/Wb Interstate 0080 (Milepos | 4 |
| I 80 Wb 186 Mm | 4 |
| I 80 Wb 187Mm | 4 |
| 204.3Mm Wb I80 | 3 |
ZIP 50157 at a glance
| Population | 473 |
| Density | 3 per sq mi |
| Median household income | $115,000 |
| Home ownership | 82% |
Waste facilities and haulers nearby
Historical data: truck crashes in Poweshiek 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 | 14 | — | 1.1 |
| 2000s | 28 | +97% | 1.0 |
| 2010s | 30 | +7% | 0.9 |
| 2020s | 36 | +18% | 1.6 |
Reported truck crashes averaged 14 a year in the 1990s and 36 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.0 a year in 2016–19, 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50157
How many truck accidents are there in ZIP 50157?
421 truck crashes have been reported in Poweshiek County since 2015, with 27 deaths and 222 injuries.
What is the most dangerous road for trucks in ZIP 50157?
I-80 had 6 fatal crashes involving a large truck within 10 miles of ZIP 50157 since 2015, more than any other road.
When do most truck crashes happen in ZIP 50157?
The worst month is January: 11.2% of truck crashes in Poweshiek County happen then.
How many garbage truck accidents happen in ZIP 50157?
Garbage trucks were involved in 2 reported crashes in Poweshiek County since 2015 (0.5% of truck crashes).
How does ZIP 50157 compare with Iowa for truck crashes?
Per 100,000 residents, Poweshiek County has 189.7 truck crashes a year; Iowa has 68.1.
How do I plan a garbage truck route in ZIP 50157?
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.