Harpers Ferry, IA truck route planning & crash data
Plan safer truck routes in Harpers Ferry: commercial truck and garbage truck crashes in Harpers Ferry and Allamakee County, dangerous roads, seasonality and route safety data for fleets. Patterns use Allamakee County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 83 truck crashes since 2015.
Deadliest roads
How Allamakee County compares with Iowa
Allamakee County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Allamakee County stands out
Full comparison
| Measure (2015–2025) | Allamakee County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 51.9 | 68.1 | 49.7 | 24% below the state |
| Deaths per 100 crashes | 2.5 | 3.5 | 3.4 | 29% below the state |
| Injuries per crash | 0.41 | 0.41 | 0.49 | same |
| Garbage-truck share | 0.0% | 2.2% | 2.3% | 100% below the state |
| On snow, slush or ice | 27.2% | 18.7% | 6.2% | 1.5× the state |
| Morning rush (6–10 am) | 24.7% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 14.8% | 15.1% | 13.8% | same |
| Winter months (Nov–Mar) | 40.7% | 45.4% | 41.9% | 10% below the state |
| After dark | 14.8% | 23.1% | 24.8% | 36% below the state |
Compared with Iowa, Allamakee County is lower on crashes per 100k residents / yr, deaths per 100 crashes and garbage-truck share. It stands out for higher on snow, slush or ice.
Allamakee County at a glance: 0 garbage-truck share of crashes is 0.0%, against 2.2% for Iowa.
Overview
Since 2015, 83 crashes involving commercial trucks have been reported in Allamakee County. They injured 33 people and killed 2.
In complete reporting years that works out to about one truck crash every 50 days.
Only 3 truck crashes were reported in Harpers Ferry since 2015; patterns below come from Allamakee County as a whole.
63% of truck crash reports in Allamakee County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is October with 15.7% of truck crashes; the quietest is February at 2.4%.
The five winter months (November to March) hold 40.7% of truck crashes, against 45.4% across Iowa.
By time of day, 1–2 pm stands out with 13.3% of truck crashes.
Snow, slush or ice was on the road in 27.2% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Fatal large-truck crashes within 10 miles of Harpers Ferry since 2015 were spread across roads: SR-35 (2).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 1.2%, compared with 2.2% in Iowa.
Route planning tips for Harpers Ferry fleets
- Build extra time into October routes: it has the most truck crashes here.
- Icy and snowy roads show up in 27.2% of truck crashes here, more than Iowa; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Allamakee County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-35 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Allamakee County) |
|---|---|
| Ia 76 | 8 |
| State 76/Iowa 76 | 5 |
| State 51/Iowa 51 | 3 |
| A052/Old Highway 9 | 2 |
| Ahlstrom Hollow Dr | 2 |
| B025/Lansing Harpers Rd | 2 |
| State 51/Iowa 51 And South Sid | 2 |
| State 9/Iowa 9 | 2 |
Harpers Ferry at a glance
| Population | 273 |
| Land area | 0.6 sq mi |
| Density | 427 per sq mi |
| Median household income (ZIP 52146) | $61,750 |
| Median home value (ZIP 52146) | $239,230 |
Waste facilities and haulers nearby
Historical data: truck crashes in Allamakee 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 | 1 | — | 0.5 |
| 2000s | 6 | +327% | 0.3 |
| 2010s | 7 | +10% | 0.0 |
| 2020s | 7 | +7% | 0.4 |
Reported truck crashes averaged 1 a year in the 1990s and 7 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 0.0 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Harpers Ferry
How common are truck crashes in Harpers Ferry?
Since 2015, 83 crashes involving commercial trucks were reported in Allamakee County (33 injured, 2 killed).
Which month has the most truck crashes in Harpers Ferry?
The worst month is October: 15.7% of truck crashes in Allamakee County happen then.
How many garbage truck crashes are there in Harpers Ferry?
1 crash involving garbage or refuse trucks have been reported in Allamakee County since 2015, 1.2% of all truck crashes.
What is the truck crash rate in Harpers Ferry compared with Iowa?
Allamakee County records 51.9 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
What is the best way to plan truck routes in Harpers Ferry?
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.