Pierson, IA truck route planning & crash data
Plan safer truck routes in Pierson: commercial truck and garbage truck crashes in Pierson and Woodbury County, dangerous roads, seasonality and route safety data for fleets. Patterns use Woodbury County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
13 of 687 truck crashes since 2015.
Deadliest roads
How Woodbury County compares with Iowa
Woodbury County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Woodbury County stands out
Full comparison
| Measure (2015–2025) | Woodbury County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 56.1 | 68.1 | 49.7 | 18% below the state |
| Deaths per 100 crashes | 1.7 | 3.5 | 3.4 | 51% below the state |
| Injuries per crash | 0.34 | 0.41 | 0.49 | 17% below the state |
| Garbage-truck share | 2.0% | 2.2% | 2.3% | 10% below the state |
| On snow, slush or ice | 13.4% | 18.7% | 6.2% | 28% below the state |
| Morning rush (6–10 am) | 26.6% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 13.4% | 15.1% | 13.8% | 11% below the state |
| Winter months (Nov–Mar) | 43.5% | 45.4% | 41.9% | same |
| After dark | 18.3% | 23.1% | 24.8% | 21% below the state |
Woodbury County sits below Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: morning rush (6–10 am).
What stands out in Woodbury County: 1.7 deaths per 100 truck crashes, vs 3.5 in Iowa.
Overview
Police reported 687 crashes involving commercial trucks in Woodbury County since 2015: 236 people were injured and 12 were killed.
Across the years with complete reporting, that is roughly one truck crash every 6 days.
Only 6 truck crashes were reported in Pierson since 2015; patterns below come from Woodbury County as a whole.
When crashes happen
The worst month is December with 10.5% of truck crashes; the quietest is March at 5.7%.
November through March accounts for 43.5% of truck crashes here, compared with 45.4% in Iowa.
By time of day, 8–9 am stands out with 9.0% of truck crashes.
Snow, slush or ice was on the road in 13.4% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Pierson since 2015: US-20 (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 13 of the truck crashes here, or 1.9%, compared with 2.2% in Iowa.
Route planning tips for Pierson fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in Woodbury County.
- Morning starts matter: 26.6% of truck crashes fall between 6 and 10 am, higher than Iowa.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Woodbury County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-20 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Woodbury County) |
|---|---|
| US-20 | 66 |
| I-29 | 53 |
| Interstate 29/I 29 | 22 |
| Harbor Dr And Singing Hills Bl | 15 |
| Ia 376 | 9 |
| Interstate 29/Ne Ramp And Stat | 9 |
| Hoeven Dr And 6Th St | 8 |
| Ia 12 | 8 |
Pierson at a glance
| Population | 335 |
| Land area | 0.5 sq mi |
| Density | 705 per sq mi |
| Median household income (ZIP 51048) | $83,158 |
| Median home value (ZIP 51048) | $106,431 |
Waste facilities and haulers nearby
Historical data: truck crashes in Woodbury 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 | 25 | — | 1.4 |
| 2000s | 53 | +113% | 1.0 |
| 2010s | 57 | +8% | 1.2 |
| 2020s | 59 | +3% | 1.4 |
In the 1990s about 25 truck crashes a year were reported; in the 2020s, about 59. Reporting coverage also changed between these periods. NHTSA counts 1.0 fatal large-truck crashes a year in 2016–19 and 1.4 a year in 2020–24.
Nearby places
Questions fleets ask about Pierson
How common are truck crashes in Pierson?
687 truck crashes have been reported in Woodbury County since 2015, with 12 deaths and 236 injuries.
When do most truck crashes happen in Pierson?
December has the most truck crashes in Woodbury County, 10.5% of the yearly total.
How many garbage truck crashes are there in Pierson?
Since 2015, Woodbury County has reported 13 garbage-truck crashes, or 1.9% of its truck crashes.
How do truck crashes in Pierson compare with Iowa?
Woodbury County records 56.1 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in Pierson?
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.