ZIP 52132 (Calmar, IA) truck route planning & crash data
Plan safer truck routes around ZIP 52132: commercial truck and garbage truck crashes here and in Winneshiek County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 128 truck crashes since 2015.
Deadliest roads
How Winneshiek County compares with Iowa
Winneshiek County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Winneshiek County stands out
Full comparison
| Measure (2015–2025) | Winneshiek County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 54.9 | 68.1 | 49.7 | 19% below the state |
| Deaths per 100 crashes | 2.5 | 3.5 | 3.4 | 29% below the state |
| Injuries per crash | 0.42 | 0.41 | 0.49 | same |
| Garbage-truck share | 0.8% | 2.2% | 2.3% | 61% below the state |
| On snow, slush or ice | 22.7% | 18.7% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 18.5% | 24.0% | 23.7% | 23% below the state |
| In rain, sleet or snow | 6.7% | 15.1% | 13.8% | 56% below the state |
| Winter months (Nov–Mar) | 41.2% | 45.4% | 41.9% | 9% below the state |
| After dark | 17.6% | 23.1% | 24.8% | 23% below the state |
Compared with Iowa, Winneshiek County is lower on crashes per 100k residents / yr, deaths per 100 crashes and garbage-truck share. It runs above Iowa on on snow, slush or ice.
The headline for Winneshiek County: 1 in 119 crashes involve a garbage truck (1 since 2015), vs 2.2% across Iowa.
Overview
Since 2015, 128 crashes involving commercial trucks have been reported in Winneshiek County. They injured 53 people and killed 3.
Across the years with complete reporting, that is roughly one truck crash every 34 days.
When crashes happen
Truck crashes peak in June (12.5% of the year) and are lowest in March (3.9%).
The five winter months (November to March) hold 41.2% of truck crashes, against 45.4% across Iowa.
By time of day, 3–4 pm stands out with 10.2% of truck crashes.
Snow, slush or ice was on the road in 22.7% of truck crashes, compared with 18.7% in Iowa.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 52132 happened on SR-24 (1) and SR-9 (1); no road leads clearly.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 0.8% share (Iowa: 2.2%).
Route planning tips for ZIP 52132 fleets
- Build extra time into June routes: it has the most truck crashes here.
- Icy and snowy roads show up in 22.7% 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
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 Winneshiek County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-24 | 1 |
| SR-9 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Winneshiek County) |
|---|---|
| US-52 | 13 |
| Ia 9 | 13 |
| State 9/Iowa 9 | 5 |
| Ia 24 | 5 |
| Ia 139 | 4 |
| W038/Locust Rd | 3 |
| State 139/Iowa 139 | 3 |
| 110Th St | 2 |
ZIP 52132 at a glance
| Population | 1,759 |
| Density | 11 per sq mi |
| Median household income | $100,559 |
| Median home value | $240,112 |
| Home ownership | 70% |
Waste facilities and haulers nearby
Historical data: truck crashes in Winneshiek 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 | 2 | — | 0.1 |
| 2000s | 8 | +347% | 0.4 |
| 2010s | 10 | +23% | 0.2 |
| 2020s | 12 | +14% | 0.2 |
Reported truck crashes averaged 2 a year in the 1990s and 12 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 0.2 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 52132
How many truck crashes happen in ZIP 52132?
Winneshiek County has had 128 reported truck crashes since 2015, injuring 53 people and killing 3.
When do most truck crashes happen in ZIP 52132?
June has the most truck crashes in Winneshiek County, 12.5% of the yearly total.
How many garbage truck accidents happen in ZIP 52132?
Garbage trucks were involved in 1 reported crash in Winneshiek County since 2015 (0.8% of truck crashes).
How do truck crashes in ZIP 52132 compare with Iowa?
Winneshiek County records 54.9 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
What is the best way to plan truck routes in ZIP 52132?
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.