Alleman, IA truck route planning & crash data
Plan safer truck routes in Alleman: commercial truck and garbage truck crashes in Alleman and Polk County, dangerous roads, seasonality and route safety data for fleets. Patterns use Polk County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1.1 deaths per 100 garbage-truck crashes vs 1.4 for all trucks.
Deadliest roads
How Polk County compares with Iowa
Polk County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Polk County stands out
Full comparison
| Measure (2015–2025) | Polk County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 54.7 | 68.1 | 49.7 | 20% below the state |
| Deaths per 100 crashes | 1.4 | 3.5 | 3.4 | 60% below the state |
| Injuries per crash | 0.31 | 0.41 | 0.49 | 24% below the state |
| Garbage-truck share | 3.0% | 2.2% | 2.3% | 1.4× the state |
| On snow, slush or ice | 14.7% | 18.7% | 6.2% | 21% below the state |
| Morning rush (6–10 am) | 22.9% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 14.1% | 15.1% | 13.8% | same |
| Winter months (Nov–Mar) | 42.7% | 45.4% | 41.9% | same |
| After dark | 22.2% | 23.1% | 24.8% | same |
Polk County sits below Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above Iowa on garbage-truck share.
The headline for Polk County: 1.4 deaths per 100 truck crashes, vs 3.5 in Iowa.
Overview
Since 2015, 3,327 crashes involving commercial trucks have been reported in Polk County. They injured 1,035 people and killed 47.
That averages about 1 truck crash a day in fully reported years.
With 3 truck crashes reported in Alleman since 2015, this page uses Polk County numbers for its patterns and comparisons.
29% of truck crash reports in Polk 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 (9.9% of the year) and are lowest in November (6.7%).
The five winter months (November to March) hold 42.7% of truck crashes, against 45.4% across Iowa.
By time of day, 3–4 pm stands out with 7.8% of truck crashes.
Road surface: 14.7% 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 Alleman since 2015: I-35 (4). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 100 crashes, 3.0% of the total, against 2.2% across Iowa.
Their busiest month is August, with 12% of garbage-truck crashes.
They recorded 1.1 deaths per 100 crashes, against 1.4 for all trucks.
Route planning tips for Alleman fleets
- Review driver schedules for February, the month with the most truck crashes.
- For residential and commercial waste routes, look again at August schedules: garbage-truck crashes peak then.
- 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 Polk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-35 | 4 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Polk County) |
|---|---|
| Interstate 35/I 35 | 44 |
| I-80 | 38 |
| I-35 | 29 |
| I-235 | 28 |
| US-65 | 21 |
| Blk I 80 | 19 |
| Blk I8035 | 15 |
| Interstate 235/I 235 Measuring | 15 |
Alleman at a glance
| Population | 439 |
| Land area | 2.9 sq mi |
| Density | 149 per sq mi |
| Median household income (ZIP 50007) | $120,417 |
| Median home value (ZIP 50007) | $311,676 |
Waste facilities and haulers nearby
Historical data: truck crashes in Polk 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 | 112 | — | 4.5 |
| 2000s | 212 | +90% | 4.1 |
| 2010s | 234 | +10% | 2.7 |
| 2020s | 301 | +29% | 4.2 |
In the 1990s about 112 truck crashes a year were reported; in the 2020s, about 301. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 2.8 a year in 2016–19 and 4.2 a year in 2020–24.
Nearby places
Questions fleets ask about Alleman
How common are truck crashes in Alleman?
Polk County has had 3,327 reported truck crashes since 2015, injuring 1,035 people and killing 47.
When do most truck crashes happen in Alleman?
The worst month is February: 9.9% of truck crashes in Polk County happen then.
How many garbage truck crashes are there in Alleman?
Garbage trucks were involved in 100 reported crashes in Polk County since 2015 (3.0% of truck crashes).
How do truck crashes in Alleman compare with Iowa?
The yearly rate is 54.7 truck crashes per 100,000 residents in Polk County, vs 68.1 for Iowa.
What is the best way to plan truck routes in Alleman?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.