ZIP 51557 (Mondamin, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51557: commercial truck and garbage truck crashes here and in Harrison 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
3 of 301 truck crashes since 2015.
Deadliest roads
How Harrison County compares with Iowa
Harrison County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Harrison County stands out
Full comparison
| Measure (2015–2025) | Harrison County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 174.0 | 68.1 | 49.7 | 2.6× the state |
| Deaths per 100 crashes | 3.9 | 3.5 | 3.4 | 1.1× the state |
| Injuries per crash | 0.46 | 0.41 | 0.49 | 1.1× the state |
| Garbage-truck share | 1.1% | 2.2% | 2.3% | 51% below the state |
| On snow, slush or ice | 16.4% | 18.7% | 6.2% | 12% below the state |
| Morning rush (6–10 am) | 23.9% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 13.2% | 15.1% | 13.8% | 13% below the state |
| Winter months (Nov–Mar) | 43.6% | 45.4% | 41.9% | same |
| After dark | 18.2% | 23.1% | 24.8% | 21% below the state |
Compared with Iowa, Harrison County is lower on garbage-truck share, on snow, slush or ice and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Harrison County: 1 in 93 of truck crashes here involve garbage trucks: 1.1%, vs 2.2% in Iowa.
Overview
Harrison County has recorded 301 truck crashes since 2015, with 132 people injured and 11 killed.
In complete reporting years that works out to about one truck crash every 14 days.
When crashes happen
The worst month is March with 12.3% of truck crashes; the quietest is December at 6.0%.
Winter months (Nov–Mar) carry 43.6% of truck crashes, vs 45.4% for Iowa.
More truck crashes happen at 10–11 am than at any other hour (10.3%).
Snow, slush or ice was on the road in 16.4% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 51557 happened on I-29 (2) and SR-127 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 3 of the truck crashes here, or 1.0%, compared with 2.2% in Iowa.
Route planning tips for ZIP 51557 fleets
- Build extra time into March routes: it has the most truck crashes here.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Harrison County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-29 | 2 |
| SR-127 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Harrison County) |
|---|---|
| US-30 | 24 |
| I-29 | 11 |
| Interstate 29 Northbound Near | 5 |
| Austin Ave | 5 |
| Us 30 And Redwood Ave | 3 |
| L020/Loess Hills Trl Measuring | 3 |
| L020/Loess Hills Trl And Kermi | 3 |
| Ia 127 | 3 |
ZIP 51557 at a glance
| Population | 828 |
| Density | 4 per sq mi |
| Median household income | $76,250 |
| Median home value | $148,617 |
| Home ownership | 88% |
Waste facilities and haulers nearby
Historical data: truck crashes in Harrison 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 | — | 0.5 |
| 2000s | 19 | +56% | 0.8 |
| 2010s | 21 | +13% | 0.7 |
| 2020s | 24 | +14% | 0.8 |
In the 1990s about 12 truck crashes a year were reported; in the 2020s, about 24. Reporting coverage also changed between these periods. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 0.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51557
How many truck crashes happen in ZIP 51557?
301 truck crashes have been reported in Harrison County since 2015, with 11 deaths and 132 injuries.
Which month has the most truck crashes in ZIP 51557?
March has the most truck crashes in Harrison County, 12.3% of the yearly total.
How many garbage truck accidents happen in ZIP 51557?
Since 2015, Harrison County has reported 3 garbage-truck crashes, or 1.0% of its truck crashes.
How do truck crashes in ZIP 51557 compare with Iowa?
Harrison County records 174.0 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in ZIP 51557?
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.