ZIP 50456 (Manly, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50456: commercial truck and garbage truck crashes here and in Worth 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 132 truck crashes since 2015.
Deadliest roads
How Worth County compares with Iowa
Worth County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Worth County stands out
Full comparison
| Measure (2015–2025) | Worth County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 156.8 | 68.1 | 49.7 | 2.3× the state |
| Deaths per 100 crashes | 2.4 | 3.5 | 3.4 | 31% below the state |
| Injuries per crash | 0.38 | 0.41 | 0.49 | 7% below the state |
| Garbage-truck share | 1.6% | 2.2% | 2.3% | 27% below the state |
| On snow, slush or ice | 50.8% | 18.7% | 6.2% | 2.7× the state |
| Morning rush (6–10 am) | 23.0% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 32.5% | 15.1% | 13.8% | 2.2× the state |
| Winter months (Nov–Mar) | 65.1% | 45.4% | 41.9% | 1.4× the state |
| After dark | 39.7% | 23.1% | 24.8% | 1.7× the state |
Worth County has lower values than Iowa for deaths per 100 crashes, injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
What stands out in Worth County: 50.8% of truck crashes happened on snow, slush or ice, vs 18.7% in Iowa.
Overview
Since 2015, 132 crashes involving commercial trucks have been reported in Worth County. They injured 53 people and killed 3.
That averages about one truck crash every 32 days in fully reported years.
When crashes happen
February has the most truck crashes, 18.2% of the yearly total, while September has the fewest (0.8%).
Winter months (Nov–Mar) carry 65.1% of truck crashes, vs 45.4% for Iowa.
More truck crashes happen at 8–9 am than at any other hour (9.1%).
Road surface: 50.8% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 50456 since 2015 were spread across roads: I-35 (1) and US-65 (1).
Garbage & waste trucks
2 crashes involved a garbage or refuse truck, a 1.5% share (Iowa: 2.2%).
Route planning tips for ZIP 50456 fleets
- Review driver schedules for February, the month with the most truck crashes.
- 50.8% 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
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Worth County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-35 | 1 |
| US-65 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Worth County) |
|---|---|
| Interstate 35/I 35 | 5 |
| Interstate 35 Sb @ 203 Exit Ra | 4 |
| Ramp Highway 105, E To E To St | 3 |
| Ia 9 | 3 |
| Co 105 | 2 |
| Front St And A038/410Th St | 2 |
| I 35 N 207.8 Mm | 2 |
| I 35 N 217 Mm | 2 |
ZIP 50456 at a glance
| Population | 1,699 |
| Density | 13 per sq mi |
| Median household income | $81,339 |
| Median home value | $123,257 |
| Home ownership | 72% |
Waste facilities and haulers nearby
Historical data: truck crashes in Worth 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 | 6 | — | 0.2 |
| 2000s | 7 | +7% | 0.2 |
| 2010s | 10 | +45% | 0.2 |
| 2020s | 12 | +19% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 6 to 12. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.0 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50456
How many truck crashes happen in ZIP 50456?
Since 2015, 132 crashes involving commercial trucks were reported in Worth County (53 injured, 3 killed).
What is the worst month for truck crashes in ZIP 50456?
The worst month is February: 18.2% of truck crashes in Worth County happen then.
How many garbage truck accidents happen in ZIP 50456?
Since 2015, Worth County has reported 2 garbage-truck crashes, or 1.5% of its truck crashes.
How do truck crashes in ZIP 50456 compare with Iowa?
The yearly rate is 156.8 truck crashes per 100,000 residents in Worth County, vs 68.1 for Iowa.
How can I plan a safer truck route in ZIP 50456?
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.