ZIP 50595 (Webster City, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50595: commercial truck and garbage truck crashes here and in Hamilton 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 405 truck crashes since 2015.
Deadliest roads
How Hamilton County compares with Iowa
Hamilton County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Hamilton County stands out
Full comparison
| Measure (2015–2025) | Hamilton County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 230.1 | 68.1 | 49.7 | 3.4× the state |
| Deaths per 100 crashes | 4.3 | 3.5 | 3.4 | 1.2× the state |
| Injuries per crash | 0.40 | 0.41 | 0.49 | same |
| Garbage-truck share | 0.5% | 2.2% | 2.3% | 76% below the state |
| On snow, slush or ice | 39.1% | 18.7% | 6.2% | 2.1× the state |
| Morning rush (6–10 am) | 26.3% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 27.9% | 15.1% | 13.8% | 1.8× the state |
| Winter months (Nov–Mar) | 60.6% | 45.4% | 41.9% | 1.3× the state |
| After dark | 34.6% | 23.1% | 24.8% | 1.5× the state |
Compared with Iowa, Hamilton County is lower on garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Hamilton County: 39.1% on snowy, slushy or icy roads, against 18.7% across Iowa.
Overview
Hamilton County has recorded 405 truck crashes since 2015, with 225 people injured and 16 killed.
In complete reporting years that works out to about one truck crash every 11 days.
When crashes happen
The worst month is December with 18.8% of truck crashes; the quietest is April at 4.0%.
The five winter months (November to March) hold 60.6% of truck crashes, against 45.4% across Iowa.
The busiest hour is 3–4 pm, with 11.9% of truck crashes.
Snow, slush or ice was on the road in 39.1% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
US-20 leads within 10 miles of ZIP 50595 with 3 fatal crashes involving a large truck since 2015. Next come CR-D20/190TH St (1) and CR-G20 200Th St (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 0.5% of the total, against 2.2% across Iowa.
Route planning tips for ZIP 50595 fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in Hamilton County.
- Where you can, review stops along US-20; it has the most fatal large-truck crashes nearby.
- The morning rush (6–10 am) holds 26.3% of truck crashes here, more than Iowa; adjust start times where you can.
- 39.1% of truck crashes were on snow, slush or ice, above Iowa; plan winter equipment checks before the season.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Hamilton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-20 | 3 |
| CR-D20/190TH St | 1 |
| CR-G20 200Th St | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Hamilton County) |
|---|---|
| I-35 | 37 |
| US-20 | 17 |
| Ia 17 | 11 |
| I 35 S, 141.75Mm | 10 |
| Interstate 35/I 35 | 9 |
| Nb Exit Ramp | 7 |
| Ramp 220Th St, E To E To State | 6 |
| Ramp Us 20 W To I 35 N And I 3 | 4 |
ZIP 50595 at a glance
| Population | 8,885 |
| Density | 22 per sq mi |
| Median household income | $69,167 |
| Median home value | $151,804 |
| Home ownership | 67% |
Waste facilities and haulers nearby
Historical data: truck crashes in Hamilton 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 | — | 0.7 |
| 2000s | 21 | +80% | 0.6 |
| 2010s | 24 | +12% | 0.4 |
| 2020s | 42 | +77% | 1.2 |
Reported truck crashes averaged 12 a year in the 1990s and 42 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.0 fatal large-truck crashes a year in 2016–19 and 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50595
How common are truck crashes in ZIP 50595?
405 truck crashes have been reported in Hamilton County since 2015, with 16 deaths and 225 injuries.
Where do fatal truck crashes happen most in ZIP 50595?
Since 2015, US-20 has had the most fatal large-truck crashes within 10 miles of ZIP 50595: 3.
When do most truck crashes happen in ZIP 50595?
December has the most truck crashes in Hamilton County, 18.8% of the yearly total.
How many garbage truck accidents happen in ZIP 50595?
Since 2015, Hamilton County has reported 2 garbage-truck crashes, or 0.5% of its truck crashes.
What is the truck crash rate in ZIP 50595 compared with Iowa?
Per 100,000 residents, Hamilton County has 230.1 truck crashes a year; Iowa has 68.1.
How can I plan a safer truck route in ZIP 50595?
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.