ZIP 57793 (Whitewood, SD) truck route planning & crash data
Plan safer truck routes around ZIP 57793: commercial truck and garbage truck crashes here and in Lawrence 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
3 of 124 truck crashes since 2015.
Deadliest roads
How Lawrence County compares with South Dakota
Lawrence County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lawrence County stands out
Full comparison
| Measure (2015–2025) | Lawrence County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 37.2 | 42.0 | 49.7 | 11% below the state |
| Deaths per 100 crashes | 5.1 | 5.2 | 3.4 | same |
| Injuries per crash | 0.14 | 0.13 | 0.49 | 1.1× the state |
| Garbage-truck share | 2.5% | 1.6% | 2.3% | 1.6× the state |
| On snow, slush or ice | 33.1% | 28.6% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 16.1% | 22.2% | 23.7% | 28% below the state |
| In rain, sleet or snow | 31.4% | 17.5% | 13.8% | 1.8× the state |
| Winter months (Nov–Mar) | 50.0% | 48.8% | 41.9% | same |
| After dark | 28.0% | 22.8% | 24.8% | 1.2× the state |
Compared with South Dakota, Lawrence County is lower on crashes per 100k residents / yr and morning rush (6–10 am). It runs above South Dakota on injuries per crash, garbage-truck share and on snow, slush or ice.
What stands out in Lawrence County: 31.4% in rain, sleet or snow, against 17.5% across South Dakota.
Overview
Police reported 124 crashes involving commercial trucks in Lawrence County since 2015: 19 people were injured and 6 were killed.
In complete reporting years that works out to about one truck crash every 34 days.
When crashes happen
January has the most truck crashes, 11.3% of the yearly total, while June has the fewest (4.0%).
Winter months (Nov–Mar) carry 50.0% of truck crashes, vs 48.8% for South Dakota.
More truck crashes happen at 11 am–12 pm than at any other hour (12.1%).
Snow, slush or ice was on the road in 33.1% of truck crashes, compared with 28.6% in South Dakota.
Where crashes happen
Within this area, SR-79 had the most fatal crashes involving a large truck since 2015 (3). Next come I-90 (2), SR-34 (1) and US-14A (1).
Garbage & waste trucks
Garbage trucks account for 3 of the truck crashes here, or 2.4%, compared with 1.6% in South Dakota.
Route planning tips for ZIP 57793 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Where you can, review stops along SR-79; it has the most fatal large-truck crashes nearby.
- 33.1% of truck crashes were on snow, slush or ice, above South Dakota; plan winter equipment checks before the season.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Lawrence County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-79 | 3 |
| I-90 | 2 |
| SR-34 | 1 |
| US-14A | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lawrence County) |
|---|---|
| I-90 | 51 |
| US-85 | 21 |
| Sd Hwy 34 | 20 |
| Us Hwy 14 A | 5 |
| US-14A | 5 |
| 1St Ave | 2 |
| Whitewood Valley Rd | 2 |
| 12Th St | 1 |
ZIP 57793 at a glance
| Population | 2,173 |
| Density | 6 per sq mi |
| Median household income | $87,351 |
| Median home value | $372,212 |
| Home ownership | 87% |
Waste facilities and haulers nearby
Historical data: truck crashes in Lawrence 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 | 8 | — | 0.5 |
| 2000s | 8 | +12% | 0.0 |
| 2010s | 10 | +21% | 0.5 |
| 2020s | 12 | +12% | 0.6 |
Reported truck crashes averaged 8 a year in the 1990s and 12 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 0.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 57793
How many truck accidents are there in ZIP 57793?
Lawrence County has had 124 reported truck crashes since 2015, injuring 19 people and killing 6.
What is the most dangerous road for trucks in ZIP 57793?
SR-79 had 3 fatal crashes involving a large truck within 10 miles of ZIP 57793 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 57793?
January has the most truck crashes in Lawrence County, 11.3% of the yearly total.
Are garbage truck crashes common in ZIP 57793?
Garbage trucks were involved in 3 reported crashes in Lawrence County since 2015 (2.4% of truck crashes).
How do truck crashes in ZIP 57793 compare with South Dakota?
Lawrence County records 37.2 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 57793?
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.