Buffalo Township, Minnehaha County, SD truck route planning & crash data
Plan safer truck routes in Buffalo Township, Minnehaha County: commercial truck and garbage truck crashes in Buffalo Township, Minnehaha County and Minnehaha County, dangerous roads, seasonality and route safety data for fleets. Patterns use Minnehaha County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
16 of 509 truck crashes since 2015.
Deadliest roads
How Minnehaha County compares with South Dakota
Minnehaha County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Minnehaha County stands out
Full comparison
| Measure (2015–2025) | Minnehaha County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 20.6 | 42.0 | 49.7 | 51% below the state |
| Deaths per 100 crashes | 3.4 | 5.2 | 3.4 | 35% below the state |
| Injuries per crash | 0.12 | 0.13 | 0.49 | 8% below the state |
| Garbage-truck share | 3.4% | 1.6% | 2.3% | 2.1× the state |
| On snow, slush or ice | 26.7% | 28.6% | 6.2% | same |
| Morning rush (6–10 am) | 26.9% | 22.2% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 17.6% | 17.5% | 13.8% | same |
| Winter months (Nov–Mar) | 45.1% | 48.8% | 41.9% | 8% below the state |
| After dark | 19.9% | 22.8% | 24.8% | 13% below the state |
Minnehaha County sits below South Dakota on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above South Dakota on garbage-truck share and morning rush (6–10 am).
Minnehaha County at a glance: 1 in 29 of truck crashes here involve garbage trucks: 3.4%, vs 1.6% in South Dakota.
Overview
Since 2015, 509 crashes involving commercial trucks have been reported in Minnehaha County. They injured 59 people and killed 18.
In complete reporting years that works out to about one truck crash every 9 days.
Only 0 truck crashes were reported in Buffalo Township, Minnehaha County since 2015; patterns below come from Minnehaha County as a whole.
When crashes happen
December has the most truck crashes, 12.2% of the yearly total, while April has the fewest (5.5%).
Winter months (Nov–Mar) carry 45.1% of truck crashes, vs 48.8% for South Dakota.
More truck crashes happen at 12–1 pm than at any other hour (8.8%).
Road surface: 26.7% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
Fatal large-truck crashes within 10 miles of Buffalo since 2015 were spread across roads: SR-19 (1).
Garbage & waste trucks
Garbage trucks account for 16 of the truck crashes here, or 3.1%, compared with 1.6% in South Dakota.
Route planning tips for Buffalo Township, Minnehaha County fleets
- Review driver schedules for December, the month with the most truck crashes.
- Morning starts matter: 26.9% of truck crashes fall between 6 and 10 am, higher than South Dakota.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Minnehaha County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-19 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Minnehaha County) |
|---|---|
| I-90 | 113 |
| I-29 | 105 |
| I-229 | 26 |
| Sd Hwy 42 | 14 |
| E Benson Rd | 13 |
| Sd Hwy 11 | 13 |
| N Cliff Ave | 10 |
| E Rice St | 9 |
Buffalo Township, Minnehaha County at a glance
| Population | 210 |
| Land area | 34.5 sq mi |
| Density | 6 per sq mi |
| Median household income (ZIP 57018) | $97,500 |
| Median home value (ZIP 57018) | $256,180 |
Waste facilities and haulers nearby
Historical data: truck crashes in Minnehaha 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 | 23 | — | 1.3 |
| 2000s | 36 | +61% | 1.2 |
| 2010s | 31 | -16% | 0.8 |
| 2020s | 53 | +73% | 1.8 |
In the 1990s about 23 truck crashes a year were reported; in the 2020s, about 53. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.8 a year in 2016–19 and 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about Buffalo Township, Minnehaha County
How many truck crashes happen in Buffalo Township, Minnehaha County?
Since 2015, 509 crashes involving commercial trucks were reported in Minnehaha County (59 injured, 18 killed).
Which month has the most truck crashes in Buffalo Township, Minnehaha County?
The worst month is December: 12.2% of truck crashes in Minnehaha County happen then.
How many garbage truck crashes are there in Buffalo Township, Minnehaha County?
16 crashes involving garbage or refuse trucks have been reported in Minnehaha County since 2015, 3.1% of all truck crashes.
How do truck crashes in Buffalo Township, Minnehaha County compare with South Dakota?
Minnehaha County records 20.6 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
What is the best way to plan truck routes in Buffalo Township, Minnehaha County?
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.