Carroll, IA truck route planning & crash data
Plan safer truck routes in Carroll: commercial truck and garbage truck crashes in Carroll and Carroll County, dangerous roads, seasonality and route safety data for fleets. Patterns use Carroll County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 132 truck crashes since 2015.
Deadliest roads
How Carroll County compares with Iowa
Carroll County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Carroll County stands out
Full comparison
| Measure (2015–2025) | Carroll County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 54.8 | 68.1 | 49.7 | 20% below the state |
| Deaths per 100 crashes | 5.7 | 3.5 | 3.4 | 1.6× the state |
| Injuries per crash | 0.52 | 0.41 | 0.49 | 1.3× the state |
| Garbage-truck share | 1.6% | 2.2% | 2.3% | 25% below the state |
| On snow, slush or ice | 9.8% | 18.7% | 6.2% | 48% below the state |
| Morning rush (6–10 am) | 19.5% | 24.0% | 23.7% | 19% below the state |
| In rain, sleet or snow | 13.0% | 15.1% | 13.8% | 14% below the state |
| Winter months (Nov–Mar) | 48.8% | 45.4% | 41.9% | 1.1× the state |
| After dark | 14.6% | 23.1% | 24.8% | 37% below the state |
Carroll County has lower values than Iowa for 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 winter months (nov–mar).
What stands out in Carroll County: December worst month: 13.6% of truck crashes, vs 8.3% in an average month.
Overview
Since 2015, 132 crashes involving commercial trucks have been reported in Carroll County. They injured 69 people and killed 7.
That averages about one truck crash every 33 days in fully reported years.
Carroll had 32 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Carroll County numbers.
48% of truck crash reports in Carroll County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is December with 13.6% of truck crashes; the quietest is March at 3.8%.
November through March accounts for 48.8% of truck crashes here, compared with 45.4% in Iowa.
More truck crashes happen at 1–2 pm than at any other hour (13.6%).
Road surface: 9.8% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Carroll since 2015: CR-N33 Noble Ave (1), CR-N33/NOBLE Ave (1) and US-72 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 1.5% of the total, against 2.2% across Iowa.
Route planning tips for Carroll fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in Carroll County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Carroll County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-N33 Noble Ave | 1 |
| CR-N33/NOBLE Ave | 1 |
| US-72 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Carroll County) |
|---|---|
| US-30 | 20 |
| US-71 | 5 |
| Ia 141 | 4 |
| Lynx Ave And Us 71 And State 1 | 3 |
| Delta Ave | 3 |
| 150Th Street & Noble Ave; Cont | 2 |
| 3Rd St | 2 |
| E016/120Th St | 2 |
Carroll at a glance
| Population | 10,125 |
| Land area | 6.0 sq mi |
| Density | 1,684 per sq mi |
| Median household income (ZIP 51401) | $70,702 |
| Median home value (ZIP 51401) | $196,879 |
Waste facilities and haulers nearby
Historical data: truck crashes in Carroll 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 | — | 0.7 |
| 2000s | 7 | +44% | 0.4 |
| 2010s | 11 | +54% | 0.8 |
| 2020s | 11 | -5% | 0.8 |
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 0.8 a year in 2020–24.
Nearby places
Questions fleets ask about Carroll
How many truck crashes happen in Carroll?
Since 2015, 132 crashes involving commercial trucks were reported in Carroll County (69 injured, 7 killed).
Which month has the most truck crashes in Carroll?
Truck crashes in Carroll County peak in December, with 13.6% of the year's crashes.
How many garbage truck crashes are there in Carroll?
Since 2015, Carroll County has reported 2 garbage-truck crashes, or 1.5% of its truck crashes.
What is the truck crash rate in Carroll compared with Iowa?
The yearly rate is 54.8 truck crashes per 100,000 residents in Carroll County, vs 68.1 for Iowa.
How can I plan a safer truck route in Carroll?
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.