ZIP 51565 (Portsmouth, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51565: commercial truck and garbage truck crashes here and in Shelby 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 73 truck crashes since 2015.
Deadliest roads
How Shelby County compares with Iowa
Shelby County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Shelby County stands out
Full comparison
| Measure (2015–2025) | Shelby County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 53.1 | 68.1 | 49.7 | 22% below the state |
| Deaths per 100 crashes | 4.3 | 3.5 | 3.4 | 1.2× the state |
| Injuries per crash | 0.84 | 0.41 | 0.49 | 2.0× the state |
| Garbage-truck share | 1.5% | 2.2% | 2.3% | 33% below the state |
| On snow, slush or ice | 7.2% | 18.7% | 6.2% | 61% below the state |
| Morning rush (6–10 am) | 31.9% | 24.0% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 7.2% | 15.1% | 13.8% | 52% below the state |
| Winter months (Nov–Mar) | 43.5% | 45.4% | 41.9% | same |
| After dark | 15.9% | 23.1% | 24.8% | 31% below the state |
Compared with Iowa, Shelby County is lower on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. Where it is higher: deaths per 100 crashes, injuries per crash and morning rush (6–10 am).
The headline for Shelby County: June worst month: 13.7% of truck crashes, vs 8.3% in an average month.
Overview
Police reported 73 crashes involving commercial trucks in Shelby County since 2015: 62 people were injured and 4 were killed.
In complete reporting years that works out to about one truck crash every 58 days.
When crashes happen
The worst month is June with 13.7% of truck crashes; the quietest is January at 1.4%.
November through March accounts for 43.5% of truck crashes here, compared with 45.4% in Iowa.
More truck crashes happen at 8–9 am than at any other hour (15.1%).
Snow, slush or ice was on the road in 7.2% 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 51565 happened on US-59 (1); no road leads clearly.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 1.4% share (Iowa: 2.2%).
Route planning tips for ZIP 51565 fleets
- Review driver schedules for June, the month with the most truck crashes.
- The morning rush (6–10 am) holds 31.9% of truck crashes here, more than Iowa; adjust start times where you can.
- 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 Shelby County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-59 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Shelby County) |
|---|---|
| US-59 | 9 |
| State 44/Chatburn Ave | 4 |
| 1500Th St And St F32 Unsigned | 3 |
| F032/Street F32 | 2 |
| Ia 191 | 2 |
| Ia 44 | 2 |
| Ia 44 East Of Exchange | 2 |
| State 37/Iowa 37 | 2 |
ZIP 51565 at a glance
| Population | 516 |
| Density | 4 per sq mi |
| Median household income | $103,257 |
| Median home value | $187,661 |
| Home ownership | 64% |
Waste facilities and haulers nearby
Historical data: truck crashes in Shelby 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 | — | 0.4 |
| 2000s | 2 | +53% | 0.3 |
| 2010s | 6 | +158% | 0.4 |
| 2020s | 6 | -9% | 0.2 |
In the 1990s about 2 truck crashes a year were reported; in the 2020s, about 6. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.8 a year in 2016–19, 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51565
How many truck crashes happen in ZIP 51565?
73 truck crashes have been reported in Shelby County since 2015, with 4 deaths and 62 injuries.
What is the worst month for truck crashes in ZIP 51565?
June has the most truck crashes in Shelby County, 13.7% of the yearly total.
Are garbage truck crashes common in ZIP 51565?
Garbage trucks were involved in 1 reported crash in Shelby County since 2015 (1.4% of truck crashes).
How do truck crashes in ZIP 51565 compare with Iowa?
Shelby County records 53.1 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
What is the best way to plan truck routes in ZIP 51565?
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.