La Roche, SD truck route planning & crash data
Plan safer truck routes in La Roche: commercial truck and garbage truck crashes in La Roche and Charles Mix County, dangerous roads, seasonality and route safety data for fleets. Patterns use Charles Mix County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 53 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Charles Mix County compares with South Dakota
Charles Mix County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Charles Mix County stands out
Full comparison
| Measure (2015–2025) | Charles Mix County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 46.7 | 42.0 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 6.2 | 5.2 | 3.4 | 1.2× the state |
| Injuries per crash | 0.12 | 0.13 | 0.49 | 8% below the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 8.3% | 28.6% | 6.2% | 71% below the state |
| Morning rush (6–10 am) | 14.6% | 22.2% | 23.7% | 34% below the state |
| In rain, sleet or snow | 8.3% | 17.5% | 13.8% | 53% below the state |
| Winter months (Nov–Mar) | 39.6% | 48.8% | 41.9% | 19% below the state |
| After dark | 14.6% | 22.8% | 24.8% | 36% below the state |
Charles Mix County sits below South Dakota on injuries per crash, garbage-truck share and on snow, slush or ice. Where it is higher: crashes per 100k residents / yr and deaths per 100 crashes.
What stands out in Charles Mix County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 1.6% in South Dakota.
Overview
Charles Mix County has recorded 53 truck crashes since 2015, with 7 people injured and 5 killed.
That averages about one truck crash every 84 days in fully reported years.
With 0 truck crashes reported in La Roche since 2015, this page uses Charles Mix County numbers for its patterns and comparisons.
When crashes happen
The worst month is July with 11.3% of truck crashes; the quietest is March at 5.7%.
November through March accounts for 39.6% of truck crashes here, compared with 48.8% in South Dakota.
More truck crashes happen at 3–4 pm than at any other hour (17.0%).
8.3% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
No fatal crash involving a large truck has a recorded location within 10 miles of La Roche since 2015.
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Charles Mix County since 2015.
Route planning tips for La Roche fleets
- Plan July schedules with more margin; it is the worst month for truck crashes in Charles Mix County.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Charles Mix County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Charles Mix County) |
|---|---|
| Sd Hwy 46 | 13 |
| US-18 | 11 |
| Sd Hwy 50 | 9 |
| Ave | 6 |
| Sd Hwy 44 | 6 |
| Sd Hwy 45 | 2 |
| Front Ave | 1 |
| US-281 | 1 |
La Roche at a glance
| Population | 367 |
| Land area | 60.4 sq mi |
| Density | 6 per sq mi |
| Median household income (ZIP 57369) | $78,100 |
| Median home value (ZIP 57369) | $241,592 |
Waste facilities and haulers nearby
Historical data: truck crashes in Charles Mix 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 | 4 | +42% | 0.3 |
| 2010s | 3 | -13% | 0.1 |
| 2020s | 5 | +42% | 0.8 |
Reported truck crashes averaged 3 a year in the 1990s and 5 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.0 a year in 2016–19, 0.8 a year in 2020–24.
Nearby places
Questions fleets ask about La Roche
How many truck crashes happen in La Roche?
Since 2015, 53 crashes involving commercial trucks were reported in Charles Mix County (7 injured, 5 killed).
Which month has the most truck crashes in La Roche?
Truck crashes in Charles Mix County peak in July, with 11.3% of the year's crashes.
How many garbage truck accidents happen in La Roche?
0 crashes involving garbage or refuse trucks have been reported in Charles Mix County since 2015, 0.0% of all truck crashes.
How does La Roche compare with South Dakota for truck crashes?
Per 100,000 residents, Charles Mix County has 46.7 truck crashes a year; South Dakota has 42.0.
What is the best way to plan truck routes in La Roche?
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.