Harper, IA truck route planning & crash data
Plan safer truck routes in Harper: commercial truck and garbage truck crashes in Harper and Keokuk County, dangerous roads, seasonality and route safety data for fleets. Patterns use Keokuk County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 68 truck crashes since 2015.
Deadliest roads
How Keokuk County compares with Iowa
Keokuk County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Keokuk County stands out
Full comparison
| Measure (2015–2025) | Keokuk County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 60.0 | 68.1 | 49.7 | 12% below the state |
| Deaths per 100 crashes | 4.6 | 3.5 | 3.4 | 1.3× the state |
| Injuries per crash | 0.45 | 0.41 | 0.49 | 1.1× the state |
| Garbage-truck share | 3.1% | 2.2% | 2.3% | 1.4× the state |
| On snow, slush or ice | 9.2% | 18.7% | 6.2% | 51% below the state |
| Morning rush (6–10 am) | 24.6% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 7.7% | 15.1% | 13.8% | 49% below the state |
| Winter months (Nov–Mar) | 43.1% | 45.4% | 41.9% | same |
| After dark | 29.2% | 23.1% | 24.8% | 1.3× the state |
Keokuk County sits below Iowa on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. Where it is higher: deaths per 100 crashes, injuries per crash and garbage-truck share.
What stands out in Keokuk County: October the month with the most truck crashes: 13.2% of the year's total.
Overview
Since 2015, 68 crashes involving commercial trucks have been reported in Keokuk County. They injured 36 people and killed 3.
Across the years with complete reporting, that is roughly one truck crash every 62 days.
With 0 truck crashes reported in Harper since 2015, this page uses Keokuk County numbers for its patterns and comparisons.
72% of truck crash reports in Keokuk County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
October has the most truck crashes, 13.2% of the yearly total, while May has the fewest (4.4%).
The five winter months (November to March) hold 43.1% of truck crashes, against 45.4% across Iowa.
More truck crashes happen at 12–1 pm than at any other hour (10.3%).
9.2% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Harper happened on SR-22 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 2.9%, compared with 2.2% in Iowa.
Route planning tips for Harper fleets
- Build extra time into October routes: it has the most truck crashes here.
- 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 Keokuk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-22 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Keokuk County) |
|---|---|
| Ia 92 | 4 |
| State 78/Iowa 78 | 4 |
| State 22/Iowa 22 | 3 |
| Ia 21 | 3 |
| 300Th St And 280Th Ave | 2 |
| State 21/Iowa 21 | 2 |
| State 92/Iowa 92 | 2 |
| 120Th Ave | 1 |
Harper at a glance
| Population | 117 |
| Land area | 0.1 sq mi |
| Density | 1,330 per sq mi |
| Median household income (ZIP 52231) | $90,893 |
| Median home value (ZIP 52231) | $243,123 |
Waste facilities and haulers nearby
Historical data: truck crashes in Keokuk 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 | 3 | — | 1.1 |
| 2000s | 5 | +46% | 0.4 |
| 2010s | 5 | +8% | 0.5 |
| 2020s | 6 | +8% | 0.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 3 to 6. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.8 a year in 2016–19, 0.0 a year in 2020–24.
Nearby places
Questions fleets ask about Harper
How many truck crashes happen in Harper?
68 truck crashes have been reported in Keokuk County since 2015, with 3 deaths and 36 injuries.
What is the worst month for truck crashes in Harper?
The worst month is October: 13.2% of truck crashes in Keokuk County happen then.
How many garbage truck crashes are there in Harper?
2 crashes involving garbage or refuse trucks have been reported in Keokuk County since 2015, 2.9% of all truck crashes.
What is the truck crash rate in Harper compared with Iowa?
Keokuk County records 60.0 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in Harper?
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.