Clemons, IA truck route planning & crash data
Plan safer truck routes in Clemons: commercial truck and garbage truck crashes in Clemons and Marshall County, dangerous roads, seasonality and route safety data for fleets. Patterns use Marshall County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
8 of 263 truck crashes since 2015.
Deadliest roads
How Marshall County compares with Iowa
Marshall County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Marshall County stands out
Full comparison
| Measure (2015–2025) | Marshall County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 55.8 | 68.1 | 49.7 | 18% below the state |
| Deaths per 100 crashes | 4.8 | 3.5 | 3.4 | 1.4× the state |
| Injuries per crash | 0.38 | 0.41 | 0.49 | 7% below the state |
| Garbage-truck share | 2.8% | 2.2% | 2.3% | 1.3× the state |
| On snow, slush or ice | 18.1% | 18.7% | 6.2% | same |
| Morning rush (6–10 am) | 22.6% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 9.7% | 15.1% | 13.8% | 36% below the state |
| Winter months (Nov–Mar) | 46.0% | 45.4% | 41.9% | same |
| After dark | 19.8% | 23.1% | 24.8% | 14% below the state |
Marshall County has lower values than Iowa for crashes per 100k residents / yr, injuries per crash and in rain, sleet or snow. Where it is higher: deaths per 100 crashes and garbage-truck share.
Marshall County at a glance: February the month with the most truck crashes: 11.8% of the year's total.
Overview
Marshall County has recorded 263 truck crashes since 2015, with 101 people injured and 12 killed.
Across the years with complete reporting, that is roughly one truck crash every 16 days.
With 0 truck crashes reported in Clemons since 2015, this page uses Marshall County numbers for its patterns and comparisons.
55% of truck crash reports in Marshall County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
Truck crashes peak in February (11.8% of the year) and are lowest in June (5.3%).
November through March accounts for 46.0% of truck crashes here, compared with 45.4% in Iowa.
The busiest hour is 10–11 am, with 8.7% of truck crashes.
18.1% 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 Clemons happened on CR-S52 Eastman Ave (1) and US-65 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 8 of the truck crashes here, or 3.0%, compared with 2.2% in Iowa.
Route planning tips for Clemons fleets
- Build extra time into February routes: it has the most truck crashes here.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Marshall County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-S52 Eastman Ave | 1 |
| US-65 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Marshall County) |
|---|---|
| Ia 14 | 4 |
| Us 30/240Th St | 4 |
| Mile Marshalltown Blvd | 3 |
| Ia 330 | 3 |
| US-30 | 3 |
| Summit St | 3 |
| State 330/Marshalltown Blvd An | 3 |
| State 14/Reed Ave | 3 |
Clemons at a glance
| Population | 135 |
| Land area | 0.2 sq mi |
| Density | 540 per sq mi |
| Median household income (ZIP 50051) | $60,000 |
| Median home value (ZIP 50051) | $233,055 |
Waste facilities and haulers nearby
Historical data: truck crashes in Marshall 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 | 12 | — | 1.1 |
| 2000s | 18 | +42% | 1.0 |
| 2010s | 16 | -7% | 1.2 |
| 2020s | 26 | +60% | 0.2 |
Reported truck crashes averaged 12 a year in the 1990s and 26 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.0 fatal large-truck crashes a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Clemons
How common are truck crashes in Clemons?
Since 2015, 263 crashes involving commercial trucks were reported in Marshall County (101 injured, 12 killed).
Which month has the most truck crashes in Clemons?
The worst month is February: 11.8% of truck crashes in Marshall County happen then.
How many garbage truck crashes are there in Clemons?
Garbage trucks were involved in 8 reported crashes in Marshall County since 2015 (3.0% of truck crashes).
How does Clemons compare with Iowa for truck crashes?
Marshall County records 55.8 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How can I plan a safer truck route in Clemons?
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.