ZIP 57775 (Quinn, SD) truck route planning & crash data
Plan safer truck routes around ZIP 57775: commercial truck and garbage truck crashes here and in Pennington 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
10 of 399 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Pennington County compares with South Dakota
Pennington County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Pennington County stands out
Full comparison
| Measure (2015–2025) | Pennington County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 29.1 | 42.0 | 49.7 | 31% below the state |
| Deaths per 100 crashes | 3.0 | 5.2 | 3.4 | 42% below the state |
| Injuries per crash | 0.10 | 0.13 | 0.49 | 23% below the state |
| Garbage-truck share | 2.4% | 1.6% | 2.3% | 1.5× the state |
| On snow, slush or ice | 28.8% | 28.6% | 6.2% | same |
| Morning rush (6–10 am) | 21.0% | 22.2% | 23.7% | same |
| In rain, sleet or snow | 20.0% | 17.5% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 48.2% | 48.8% | 41.9% | same |
| After dark | 27.2% | 22.8% | 24.8% | 1.2× the state |
Pennington County has lower values than South Dakota for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above South Dakota on garbage-truck share, in rain, sleet or snow and after dark.
The headline for Pennington County: 1 in 41 crashes involve a garbage truck (10 since 2015), vs 1.6% across South Dakota.
Overview
Pennington County has recorded 399 truck crashes since 2015, with 38 people injured and 11 killed.
In complete reporting years that works out to about one truck crash every 11 days.
When crashes happen
The worst month is January with 11.8% of truck crashes; the quietest is February at 5.3%.
November through March accounts for 48.2% of truck crashes here, compared with 48.8% in South Dakota.
By time of day, 2–3 pm stands out with 8.8% of truck crashes.
Road surface: 28.8% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
No fatal crash involving a large truck has a recorded location within 10 miles of ZIP 57775 since 2015.
Garbage & waste trucks
10 crashes involved a garbage or refuse truck, a 2.5% share (South Dakota: 1.6%).
Route planning tips for ZIP 57775 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Pennington 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 (Pennington County) |
|---|---|
| I-90 | 194 |
| US-16 | 39 |
| Sd Hwy 44 | 26 |
| Sd Hwy 79 | 16 |
| Ave | 7 |
| Sd Hwy 445 | 7 |
| Us Hwy 16 B | 5 |
| Cambell St | 4 |
ZIP 57775 at a glance
| Population | 191 |
| Density | 0 per sq mi |
| Median household income | $77,750 |
| Home ownership | 89% |
Waste facilities and haulers nearby
Historical data: truck crashes in Pennington 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 | — | 0.7 |
| 2000s | 24 | +2% | 1.0 |
| 2010s | 25 | +5% | 0.5 |
| 2020s | 42 | +67% | 1.0 |
In the 1990s about 23 truck crashes a year were reported; in the 2020s, about 42. Reporting coverage also changed between these periods. NHTSA counts 1.0 fatal large-truck crashes a year in 2016–19 and 1.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 57775
How many truck accidents are there in ZIP 57775?
399 truck crashes have been reported in Pennington County since 2015, with 11 deaths and 38 injuries.
What is the worst month for truck crashes in ZIP 57775?
January has the most truck crashes in Pennington County, 11.8% of the yearly total.
How many garbage truck crashes are there in ZIP 57775?
Garbage trucks were involved in 10 reported crashes in Pennington County since 2015 (2.5% of truck crashes).
How does ZIP 57775 compare with South Dakota for truck crashes?
Per 100,000 residents, Pennington County has 29.1 truck crashes a year; South Dakota has 42.0.
How can I plan a safer truck route in ZIP 57775?
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.