ZIP 52329 (Rowley, IA) truck route planning & crash data
Plan safer truck routes around ZIP 52329: commercial truck and garbage truck crashes here and in Buchanan 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 187 truck crashes since 2015.
Deadliest roads
How Buchanan County compares with Iowa
Buchanan County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Buchanan County stands out
Full comparison
| Measure (2015–2025) | Buchanan County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 76.3 | 68.1 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 3.4 | 3.5 | 3.4 | same |
| Injuries per crash | 0.43 | 0.41 | 0.49 | same |
| Garbage-truck share | 1.1% | 2.2% | 2.3% | 47% below the state |
| On snow, slush or ice | 25.3% | 18.7% | 6.2% | 1.4× the state |
| Morning rush (6–10 am) | 20.7% | 24.0% | 23.7% | 14% below the state |
| In rain, sleet or snow | 14.9% | 15.1% | 13.8% | same |
| Winter months (Nov–Mar) | 43.1% | 45.4% | 41.9% | same |
| After dark | 22.4% | 23.1% | 24.8% | same |
Buchanan County has lower values than Iowa for garbage-truck share and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr and on snow, slush or ice.
The headline for ZIP 52329: US-20 deadliest road: 2 fatal truck crashes within 10 miles of ZIP 52329 since 2015.
Overview
Since 2015, 187 crashes involving commercial trucks have been reported in Buchanan County. They injured 82 people and killed 6.
Across the years with complete reporting, that is roughly one truck crash every 23 days.
When crashes happen
The worst month is January with 11.2% of truck crashes; the quietest is March at 4.3%.
The five winter months (November to March) hold 43.1% of truck crashes, against 45.4% across Iowa.
More truck crashes happen at 5–6 pm than at any other hour (10.7%).
Snow, slush or ice was on the road in 25.3% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Within this area, US-20 had the most fatal crashes involving a large truck since 2015 (2). It is followed by CR-TROY Mills Blvd (1), I-380 (1) and SR-150 (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 1.1%, compared with 2.2% in Iowa.
Route planning tips for ZIP 52329 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Where you can, review stops along US-20; it has the most fatal large-truck crashes nearby.
- 25.3% 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
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 Buchanan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-20 | 2 |
| CR-TROY Mills Blvd | 1 |
| I-380 | 1 |
| SR-150 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Buchanan County) |
|---|---|
| State 150/Jamestown Ave Measur | 6 |
| State 187/Washburn Ave Measuri | 5 |
| Interstate 380/I 380 Measuring | 4 |
| US-20 | 3 |
| Ramp Ia 150 N To Us 20 E Measu | 3 |
| Benson-Shady Grove Ave Measuri | 2 |
| D047/290Th St And State 150/Ja | 2 |
| I 380 S Measuring 10827 Feet | 2 |
ZIP 52329 at a glance
| Population | 671 |
| Density | 5 per sq mi |
| Median household income | $57,500 |
| Median home value | $161,172 |
| Home ownership | 88% |
Waste facilities and haulers nearby
Historical data: truck crashes in Buchanan 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 | 2 | — | 0.2 |
| 2000s | 10 | +308% | 0.8 |
| 2010s | 13 | +28% | 0.7 |
| 2020s | 17 | +35% | 0.2 |
In the 1990s about 2 truck crashes a year were reported; in the 2020s, about 17. Reporting coverage also changed between these periods. Fatal large-truck crashes: 1.2 a year in 2016–19, 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 52329
How many truck crashes happen in ZIP 52329?
Buchanan County has had 187 reported truck crashes since 2015, injuring 82 people and killing 6.
What is the most dangerous road for trucks in ZIP 52329?
NHTSA data shows US-20 with 2 fatal large-truck crashes within 10 miles of ZIP 52329 since 2015, the highest of any road.
When do most truck crashes happen in ZIP 52329?
The worst month is January: 11.2% of truck crashes in Buchanan County happen then.
Are garbage truck crashes common in ZIP 52329?
Garbage trucks were involved in 2 reported crashes in Buchanan County since 2015 (1.1% of truck crashes).
How do truck crashes in ZIP 52329 compare with Iowa?
The yearly rate is 76.3 truck crashes per 100,000 residents in Buchanan County, vs 68.1 for Iowa.
How do I plan a garbage truck route in ZIP 52329?
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.