ZIP 57311 (Alexandria, SD) truck route planning & crash data
Plan safer truck routes around ZIP 57311: commercial truck and garbage truck crashes here and in Hanson 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 76 truck crashes since 2015.
Deadliest roads
How Hanson County compares with South Dakota
Hanson County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Hanson County stands out
Full comparison
| Measure (2015–2025) | Hanson County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 196.1 | 42.0 | 49.7 | 4.7× the state |
| Deaths per 100 crashes | 5.3 | 5.2 | 3.4 | same |
| Injuries per crash | 0.08 | 0.13 | 0.49 | 38% below the state |
| Garbage-truck share | 1.3% | 1.6% | 2.3% | 17% below the state |
| On snow, slush or ice | 41.3% | 28.6% | 6.2% | 1.4× the state |
| Morning rush (6–10 am) | 24.0% | 22.2% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 17.3% | 17.5% | 13.8% | same |
| Winter months (Nov–Mar) | 57.3% | 48.8% | 41.9% | 1.2× the state |
| After dark | 32.0% | 22.8% | 24.8% | 1.4× the state |
Hanson County has lower values than South Dakota for injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr, on snow, slush or ice and morning rush (6–10 am).
What stands out in Hanson County: January the month with the most truck crashes: 15.8% of the year's total.
Overview
Hanson County has recorded 76 truck crashes since 2015, with 6 people injured and 4 killed.
Across the years with complete reporting, that is roughly one truck crash every 54 days.
When crashes happen
Truck crashes peak in January (15.8% of the year) and are lowest in July (3.9%).
The five winter months (November to March) hold 57.3% of truck crashes, against 48.8% across South Dakota.
The busiest hour is 3–4 pm, with 11.8% of truck crashes.
41.3% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 57311 since 2015 were spread across roads: I-90 (3) and SR-42 (1).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 1.3%, compared with 1.6% in South Dakota.
Route planning tips for ZIP 57311 fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Hanson County.
- 24.0% of truck crashes happen between 6 and 10 am, above South Dakota; consider earlier or later starts where possible.
- 41.3% of truck crashes were on snow, slush or ice, above South Dakota; plan winter equipment checks before the season.
- 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 Hanson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-90 | 3 |
| SR-42 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Hanson County) |
|---|---|
| I-90 | 45 |
| Sd Hwy 38 | 8 |
| Sd Hwy 25 | 7 |
| Ave | 4 |
| Sd Hwy 42 | 4 |
| Sd Hwy 262 | 1 |
ZIP 57311 at a glance
| Population | 1,389 |
| Density | 3 per sq mi |
| Median household income | $103,839 |
| Median home value | $178,824 |
| Home ownership | 90% |
Waste facilities and haulers nearby
Historical data: truck crashes in Hanson 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 | 3 | — | 0.2 |
| 2000s | 5 | +71% | 0.1 |
| 2010s | 7 | +42% | 0.6 |
| 2020s | 7 | +5% | 0.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 3 to 7. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 57311
How many truck crashes happen in ZIP 57311?
Hanson County has had 76 reported truck crashes since 2015, injuring 6 people and killing 4.
What is the worst month for truck crashes in ZIP 57311?
The worst month is January: 15.8% of truck crashes in Hanson County happen then.
How many garbage truck crashes are there in ZIP 57311?
Since 2015, Hanson County has reported 1 garbage-truck crash, or 1.3% of its truck crashes.
What is the truck crash rate in ZIP 57311 compared with South Dakota?
Hanson County records 196.1 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
What is the best way to plan truck routes in ZIP 57311?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.