ZIP 52037 (Delmar, IA) truck route planning & crash data
Plan safer truck routes around ZIP 52037: commercial truck and garbage truck crashes here and in Clinton 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
8 of 287 truck crashes since 2015.
Deadliest roads
How Clinton County compares with Iowa
Clinton County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Clinton County stands out
Full comparison
| Measure (2015–2025) | Clinton County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 55.1 | 68.1 | 49.7 | 19% below the state |
| Deaths per 100 crashes | 2.9 | 3.5 | 3.4 | 17% below the state |
| Injuries per crash | 0.43 | 0.41 | 0.49 | same |
| Garbage-truck share | 2.9% | 2.2% | 2.3% | 1.3× the state |
| On snow, slush or ice | 9.7% | 18.7% | 6.2% | 48% below the state |
| Morning rush (6–10 am) | 27.6% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 9.7% | 15.1% | 13.8% | 36% below the state |
| Winter months (Nov–Mar) | 38.4% | 45.4% | 41.9% | 16% below the state |
| After dark | 12.2% | 23.1% | 24.8% | 47% below the state |
Clinton County sits below Iowa on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Iowa on garbage-truck share and morning rush (6–10 am).
The headline for Clinton County: August 11.8% of truck crashes happen in August, more than any other month.
Overview
Since 2015, 287 crashes involving commercial trucks have been reported in Clinton County. They injured 119 people and killed 8.
In complete reporting years that works out to about one truck crash every 14 days.
When crashes happen
August has the most truck crashes, 11.8% of the yearly total, while February has the fewest (4.9%).
The five winter months (November to March) hold 38.4% of truck crashes, against 45.4% across Iowa.
The busiest hour is 3–4 pm, with 11.5% of truck crashes.
Road surface: 9.7% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 52037 since 2015 were spread across roads: US-61 (3).
Garbage & waste trucks
Garbage and refuse trucks were involved in 8 crashes, 2.8% of the total, against 2.2% across Iowa.
Route planning tips for ZIP 52037 fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Clinton County.
- 27.6% of truck crashes happen between 6 and 10 am, above Iowa; consider earlier or later starts where possible.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Clinton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-61 | 3 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Clinton County) |
|---|---|
| US-30 | 15 |
| Us 30/Lincoln Way | 7 |
| Us 30/Camanche Ave | 6 |
| Ramp Us 30 W To Us 61 | 5 |
| US-61 | 4 |
| Us 61 N And 250Th Ave | 4 |
| Us 67/S 4Th St And Us 30/S 4Th | 3 |
| Us 30/Ramp | 3 |
ZIP 52037 at a glance
| Population | 1,172 |
| Density | 7 per sq mi |
| Median household income | $90,813 |
| Median home value | $198,893 |
| Home ownership | 89% |
Waste facilities and haulers nearby
Historical data: truck crashes in Clinton 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 | 28 | — | 1.0 |
| 2000s | 27 | -5% | 1.4 |
| 2010s | 25 | -5% | 0.8 |
| 2020s | 26 | +1% | 0.2 |
In the 1990s about 28 truck crashes a year were reported; in the 2020s, about 26. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.2 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 52037
How many truck accidents are there in ZIP 52037?
287 truck crashes have been reported in Clinton County since 2015, with 8 deaths and 119 injuries.
When do most truck crashes happen in ZIP 52037?
August has the most truck crashes in Clinton County, 11.8% of the yearly total.
How many garbage truck crashes are there in ZIP 52037?
8 crashes involving garbage or refuse trucks have been reported in Clinton County since 2015, 2.8% of all truck crashes.
How does ZIP 52037 compare with Iowa for truck crashes?
Per 100,000 residents, Clinton County has 55.1 truck crashes a year; Iowa has 68.1.
How can I plan a safer truck route in ZIP 52037?
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.