Guernsey, IA truck route planning & crash data
Plan safer truck routes in Guernsey: commercial truck and garbage truck crashes in Guernsey and Poweshiek County, dangerous roads, seasonality and route safety data for fleets. Patterns use Poweshiek County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 421 truck crashes since 2015.
Deadliest roads
How Poweshiek County compares with Iowa
Poweshiek County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Poweshiek County stands out
Full comparison
| Measure (2015–2025) | Poweshiek County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 189.7 | 68.1 | 49.7 | 2.8× the state |
| Deaths per 100 crashes | 6.5 | 3.5 | 3.4 | 1.9× the state |
| Injuries per crash | 0.54 | 0.41 | 0.49 | 1.3× the state |
| Garbage-truck share | 0.5% | 2.2% | 2.3% | 76% below the state |
| On snow, slush or ice | 23.6% | 18.7% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 21.6% | 24.0% | 23.7% | 10% below the state |
| In rain, sleet or snow | 24.4% | 15.1% | 13.8% | 1.6× the state |
| Winter months (Nov–Mar) | 49.4% | 45.4% | 41.9% | 1.1× the state |
| After dark | 28.8% | 23.1% | 24.8% | 1.3× the state |
Compared with Iowa, Poweshiek County is lower on garbage-truck share and morning rush (6–10 am). It runs above Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
What stands out in Poweshiek County: 1 in 192 crashes involve a garbage truck (2 since 2015), vs 2.2% across Iowa.
Overview
Since 2015, 421 crashes involving commercial trucks have been reported in Poweshiek County. They injured 222 people and killed 27.
In complete reporting years that works out to about one truck crash every 10 days.
With 0 truck crashes reported in Guernsey since 2015, this page uses Poweshiek County numbers for its patterns and comparisons.
78% of truck crash reports in Poweshiek County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
January has the most truck crashes, 11.2% of the yearly total, while March has the fewest (5.9%).
The five winter months (November to March) hold 49.4% of truck crashes, against 45.4% across Iowa.
The busiest hour is 12–1 pm, with 7.1% of truck crashes.
Road surface: 23.6% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
The deadliest road for trucks within 10 miles of Guernsey is I-80, with 4 fatal large-truck crashes since 2015. Next come SR-21 (2), CR-F67/325 St (1) and CR-V044/D Ave (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 0.5%, compared with 2.2% in Iowa.
Route planning tips for Guernsey fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Poweshiek County.
- Where you can, review stops along I-80; it has the most fatal large-truck crashes nearby.
- 23.6% 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
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 Poweshiek County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-80 | 4 |
| SR-21 | 2 |
| CR-F67/325 St | 1 |
| CR-V044/D Ave | 1 |
| CR-V18 | 1 |
| CR-V52/G Ave | 1 |
| SR-85 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Poweshiek County) |
|---|---|
| I-80 | 34 |
| Interstate 80/I 80 | 20 |
| Ia 146 | 6 |
| US-63 | 5 |
| Sb/Wb Interstate 0080 (Milepos | 4 |
| I 80 Wb 186 Mm | 4 |
| I 80 Wb 187Mm | 4 |
| 204.3Mm Wb I80 | 3 |
Guernsey at a glance
| Population | 59 |
| Land area | 0.6 sq mi |
| Density | 105 per sq mi |
| Median household income (ZIP 52221) | $86,473 |
| Median home value (ZIP 52221) | $236,504 |
Waste facilities and haulers nearby
Historical data: truck crashes in Poweshiek 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 | 14 | — | 1.1 |
| 2000s | 28 | +97% | 1.0 |
| 2010s | 30 | +7% | 0.9 |
| 2020s | 36 | +18% | 1.6 |
Reported truck crashes averaged 14 a year in the 1990s and 36 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.0 a year in 2016–19, 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Guernsey
How many truck crashes happen in Guernsey?
Poweshiek County has had 421 reported truck crashes since 2015, injuring 222 people and killing 27.
Where do fatal truck crashes happen most in Guernsey?
I-80 had 4 fatal crashes involving a large truck within 10 miles of Guernsey since 2015, more than any other road.
What is the worst month for truck crashes in Guernsey?
The worst month is January: 11.2% of truck crashes in Poweshiek County happen then.
Are garbage truck crashes common in Guernsey?
2 crashes involving garbage or refuse trucks have been reported in Poweshiek County since 2015, 0.5% of all truck crashes.
How do truck crashes in Guernsey compare with Iowa?
The yearly rate is 189.7 truck crashes per 100,000 residents in Poweshiek County, vs 68.1 for Iowa.
What is the best way to plan truck routes in Guernsey?
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.