ZIP 50241 (Saint Marys, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50241: commercial truck and garbage truck crashes here and in Warren 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
7 of 291 truck crashes since 2015.
Deadliest roads
How Warren County compares with Iowa
Warren County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Warren County stands out
Full comparison
| Measure (2015–2025) | Warren County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 43.7 | 68.1 | 49.7 | 36% below the state |
| Deaths per 100 crashes | 3.3 | 3.5 | 3.4 | same |
| Injuries per crash | 0.29 | 0.41 | 0.49 | 29% below the state |
| Garbage-truck share | 2.6% | 2.2% | 2.3% | 1.2× the state |
| On snow, slush or ice | 15.1% | 18.7% | 6.2% | 19% below the state |
| Morning rush (6–10 am) | 17.0% | 24.0% | 23.7% | 29% below the state |
| In rain, sleet or snow | 14.8% | 15.1% | 13.8% | same |
| Winter months (Nov–Mar) | 39.9% | 45.4% | 41.9% | 12% below the state |
| After dark | 26.9% | 23.1% | 24.8% | 1.2× the state |
Warren County has lower values than Iowa for crashes per 100k residents / yr, injuries per crash and on snow, slush or ice. It runs above Iowa on garbage-truck share and after dark.
The headline for Warren County: August 11.3% of truck crashes happen in August, more than any other month.
Overview
Since 2015, 291 crashes involving commercial trucks have been reported in Warren County. They injured 82 people and killed 9.
That averages about one truck crash every 15 days in fully reported years.
When crashes happen
Truck crashes peak in August (11.3% of the year) and are lowest in December (5.2%).
The five winter months (November to March) hold 39.9% of truck crashes, against 45.4% across Iowa.
The busiest hour is 3–4 pm, with 10.3% of truck crashes.
Snow, slush or ice was on the road in 15.1% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 50241 since 2015: I-35 (1), Ts-Upland Ave (1), US-65 (1) and US-69 (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 7 of the truck crashes here, or 2.4%, compared with 2.2% in Iowa.
Route planning tips for ZIP 50241 fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Warren 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 Warren County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-35 | 1 |
| Ts-Upland Ave | 1 |
| US-65 | 1 |
| US-69 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Warren County) |
|---|---|
| I-35 | 9 |
| Ia 5 | 8 |
| US-65 | 8 |
| Blk. N. Jefferson Way | 7 |
| Blk N Jefferson Way | 6 |
| Blk. W. Second Ave. | 5 |
| State 92/Iowa 92 | 4 |
| State 5/Iowa 5 And G016/Scotch | 3 |
ZIP 50241 at a glance
| Population | 96 |
| Density | 263 per sq mi |
| Median household income | $77,500 |
| Median home value | $187,133 |
| Home ownership | 68% |
Waste facilities and haulers nearby
Historical data: truck crashes in Warren 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 | — | 0.5 |
| 2000s | 19 | +231% | 0.7 |
| 2010s | 23 | +16% | 1.3 |
| 2020s | 26 | +16% | 0.4 |
In the 1990s about 6 truck crashes a year were reported; in the 2020s, about 26. Reporting coverage also changed between these periods. Fatal large-truck crashes: 1.5 a year in 2016–19, 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 50241
How many truck crashes happen in ZIP 50241?
291 truck crashes have been reported in Warren County since 2015, with 9 deaths and 82 injuries.
Which month has the most truck crashes in ZIP 50241?
Truck crashes in Warren County peak in August, with 11.3% of the year's crashes.
How many garbage truck accidents happen in ZIP 50241?
Since 2015, Warren County has reported 7 garbage-truck crashes, or 2.4% of its truck crashes.
What is the truck crash rate in ZIP 50241 compared with Iowa?
Warren County records 43.7 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in ZIP 50241?
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.