Garnavillo, IA truck route planning & crash data
Plan safer truck routes in Garnavillo: commercial truck and garbage truck crashes in Garnavillo and Clayton County, dangerous roads, seasonality and route safety data for fleets. Patterns use Clayton County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 120 truck crashes since 2015.
Deadliest roads
How Clayton County compares with Iowa
Clayton County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Clayton County stands out
Full comparison
| Measure (2015–2025) | Clayton County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 61.7 | 68.1 | 49.7 | 9% below the state |
| Deaths per 100 crashes | 5.2 | 3.5 | 3.4 | 1.5× the state |
| Injuries per crash | 0.44 | 0.41 | 0.49 | 1.1× the state |
| Garbage-truck share | 1.7% | 2.2% | 2.3% | 20% below the state |
| On snow, slush or ice | 14.8% | 18.7% | 6.2% | 21% below the state |
| Morning rush (6–10 am) | 26.1% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 12.2% | 15.1% | 13.8% | 20% below the state |
| Winter months (Nov–Mar) | 40.0% | 45.4% | 41.9% | 12% below the state |
| After dark | 13.9% | 23.1% | 24.8% | 40% below the state |
Compared with Iowa, Clayton County is lower on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. It stands out for higher deaths per 100 crashes, injuries per crash and morning rush (6–10 am).
The headline for Clayton County: July worst month: 13.3% of truck crashes, vs 8.3% in an average month.
Overview
Since 2015, 120 crashes involving commercial trucks have been reported in Clayton County. They injured 55 people and killed 6.
Across the years with complete reporting, that is roughly one truck crash every 35 days.
Only 4 truck crashes were reported in Garnavillo since 2015; patterns below come from Clayton County as a whole.
59% of truck crash reports in Clayton County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is July with 13.3% of truck crashes; the quietest is March at 4.2%.
Winter months (Nov–Mar) carry 40.0% of truck crashes, vs 45.4% for Iowa.
More truck crashes happen at 3–4 pm than at any other hour (11.7%).
Snow, slush or ice was on the road in 14.8% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Garnavillo happened on US-52 (2); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 1.7% of the total, against 2.2% across Iowa.
Route planning tips for Garnavillo fleets
- Plan July schedules with more margin; it is the worst month for truck crashes in Clayton County.
- The morning rush (6–10 am) holds 26.1% of truck crashes here, more than Iowa; adjust start times where you can.
- 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 Clayton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-52 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Clayton County) |
|---|---|
| US-52 | 12 |
| State 13/Iowa 13 | 9 |
| US-18 | 9 |
| Ia 13 | 8 |
| 100Th St | 3 |
| Dogwood Ave | 2 |
| East Mission Rd | 2 |
| Echo Ave | 2 |
Garnavillo at a glance
| Population | 751 |
| Land area | 0.9 sq mi |
| Density | 796 per sq mi |
| Median household income (ZIP 52049) | $61,964 |
| Median home value (ZIP 52049) | $178,162 |
Waste facilities and haulers nearby
Historical data: truck crashes in Clayton 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 | 5 | — | 1.4 |
| 2000s | 10 | +104% | 0.6 |
| 2010s | 10 | +2% | 0.7 |
| 2020s | 11 | +6% | 0.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 5 to 11. Some of the change may reflect how crashes were reported. NHTSA counts 0.2 fatal large-truck crashes a year in 2016–19 and 0.6 a year in 2020–24.
Nearby places
Questions fleets ask about Garnavillo
How common are truck crashes in Garnavillo?
120 truck crashes have been reported in Clayton County since 2015, with 6 deaths and 55 injuries.
When do most truck crashes happen in Garnavillo?
July has the most truck crashes in Clayton County, 13.3% of the yearly total.
How many garbage truck crashes are there in Garnavillo?
2 crashes involving garbage or refuse trucks have been reported in Clayton County since 2015, 1.7% of all truck crashes.
What is the truck crash rate in Garnavillo compared with Iowa?
Per 100,000 residents, Clayton County has 61.7 truck crashes a year; Iowa has 68.1.
How do I plan a garbage truck route in Garnavillo?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.