ZIP 50634 (Gilbertville, IA) truck route planning & crash data
Plan safer truck routes around ZIP 50634: commercial truck and garbage truck crashes here and in Black Hawk 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
4.0 deaths per 100 garbage-truck crashes vs 2.9 for all trucks.
Deadliest roads
How Black Hawk County compares with Iowa
Black Hawk County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Black Hawk County stands out
Full comparison
| Measure (2015–2025) | Black Hawk County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 48.0 | 68.1 | 49.7 | 30% below the state |
| Deaths per 100 crashes | 2.9 | 3.5 | 3.4 | 17% below the state |
| Injuries per crash | 0.44 | 0.41 | 0.49 | 1.1× the state |
| Garbage-truck share | 3.6% | 2.2% | 2.3% | 1.6× the state |
| On snow, slush or ice | 17.6% | 18.7% | 6.2% | same |
| Morning rush (6–10 am) | 26.0% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 15.0% | 15.1% | 13.8% | same |
| Winter months (Nov–Mar) | 46.8% | 45.4% | 41.9% | same |
| After dark | 20.3% | 23.1% | 24.8% | 12% below the state |
Black Hawk County sits below Iowa on crashes per 100k residents / yr, deaths per 100 crashes and after dark. It runs above Iowa on injuries per crash, garbage-truck share and morning rush (6–10 am).
What stands out in Black Hawk County: 1 in 28 garbage-truck share of crashes is 3.6%, against 2.2% for Iowa.
Overview
Black Hawk County has recorded 739 truck crashes since 2015, with 322 people injured and 22 killed.
That averages about one truck crash every 6 days in fully reported years.
When crashes happen
The worst month is December with 10.4% of truck crashes; the quietest is June at 6.2%.
The five winter months (November to March) hold 46.8% of truck crashes, against 45.4% across Iowa.
The busiest hour is 12–1 pm, with 9.5% of truck crashes.
Snow, slush or ice was on the road in 17.6% 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 50634 happened on Dysart Rd (1), E Shaulis Rd (1), I-35 (1), I-380 (1) and SR-21 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 26 of the truck crashes here, or 3.5%, compared with 2.2% in Iowa.
Garbage-truck crashes peak in November (19% of them).
Deaths per 100 garbage-truck crashes: 4.0, vs 2.9 for all truck crashes.
Route planning tips for ZIP 50634 fleets
- Build extra time into December routes: it has the most truck crashes here.
- For residential and commercial waste routes, look again at November schedules: garbage-truck crashes peak then.
- Morning starts matter: 26.0% of truck crashes fall between 6 and 10 am, higher than Iowa.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Black Hawk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| Dysart Rd | 1 |
| E Shaulis Rd | 1 |
| I-35 | 1 |
| I-380 | 1 |
| SR-21 | 1 |
| US-218 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Black Hawk County) |
|---|---|
| I-380 | 51 |
| Interstate 380/I 380 | 26 |
| US-218 | 22 |
| Us 218/Washington St | 13 |
| US-20 | 12 |
| Us 63/Hudson Rd | 10 |
| US-63 | 6 |
| Dubuque Rd | 5 |
ZIP 50634 at a glance
| Population | 761 |
| Density | 821 per sq mi |
| Median household income | $79,583 |
| Median home value | $203,869 |
| Home ownership | 86% |
Waste facilities and haulers nearby
Historical data: truck crashes in Black Hawk 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 | 15 | — | 2.1 |
| 2000s | 51 | +242% | 1.7 |
| 2010s | 67 | +31% | 1.5 |
| 2020s | 64 | -6% | 1.2 |
In the 1990s about 15 truck crashes a year were reported; in the 2020s, about 64. Reporting coverage also changed between these periods. NHTSA counts 2.0 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 50634
How many truck accidents are there in ZIP 50634?
739 truck crashes have been reported in Black Hawk County since 2015, with 22 deaths and 322 injuries.
What is the worst month for truck crashes in ZIP 50634?
December has the most truck crashes in Black Hawk County, 10.4% of the yearly total.
How many garbage truck crashes are there in ZIP 50634?
Since 2015, Black Hawk County has reported 26 garbage-truck crashes, or 3.5% of its truck crashes.
How does ZIP 50634 compare with Iowa for truck crashes?
Black Hawk County records 48.0 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in ZIP 50634?
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.