ZIP 57420 (Akaska, SD) truck route planning & crash data
Plan safer truck routes around ZIP 57420: commercial truck and garbage truck crashes here and in Walworth 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 27 truck crashes since 2015.
Deadliest roads
How Walworth County compares with South Dakota
Walworth County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Walworth County stands out
Full comparison
| Measure (2015–2025) | Walworth County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 43.1 | 42.0 | 49.7 | same |
| Deaths per 100 crashes | 12.0 | 5.2 | 3.4 | 2.3× the state |
| Injuries per crash | 0.04 | 0.13 | 0.49 | 69% below the state |
| Garbage-truck share | 4.0% | 1.6% | 2.3% | 2.5× the state |
| On snow, slush or ice | 20.0% | 28.6% | 6.2% | 30% below the state |
| Morning rush (6–10 am) | 24.0% | 22.2% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 0.0% | 17.5% | 13.8% | 100% below the state |
| Winter months (Nov–Mar) | 40.0% | 48.8% | 41.9% | 18% below the state |
| After dark | 16.0% | 22.8% | 24.8% | 30% below the state |
Compared with South Dakota, Walworth County is lower on injuries per crash, on snow, slush or ice and in rain, sleet or snow. It runs above South Dakota on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
What stands out in Walworth County: 1 in 25 crashes involve a garbage truck (1 since 2015), vs 1.6% across South Dakota.
Overview
Walworth County has recorded 27 truck crashes since 2015, with 1 people injured and 3 killed.
In complete reporting years that works out to about one truck crash every 161 days.
When crashes happen
The worst month is March with 18.5% of truck crashes; the quietest is January at 0.0%.
November through March accounts for 40.0% of truck crashes here, compared with 48.8% in South Dakota.
More truck crashes happen at 3–4 pm than at any other hour (14.8%).
Snow, slush or ice was on the road in 20.0% of truck crashes, compared with 28.6% in South Dakota.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 57420 since 2015: US-83 (1). No single road stands out.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 3.7% share (South Dakota: 1.6%).
Route planning tips for ZIP 57420 fleets
- Review driver schedules for March, the month with the most truck crashes.
- 24.0% of truck crashes happen between 6 and 10 am, above South Dakota; consider earlier or later starts where possible.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Walworth County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-83 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Walworth County) |
|---|---|
| US-12 | 15 |
| US-83 | 5 |
| Sd Hwy 47 | 2 |
| Ave | 1 |
| Highway | 1 |
| Sd Hwy 144 | 1 |
| Sd Hwy 1804 | 1 |
ZIP 57420 at a glance
| Population | 260 |
| Density | 2 per sq mi |
| Median household income | $40,469 |
| Median home value | $87,380 |
| Home ownership | 65% |
Waste facilities and haulers nearby
Historical data: truck crashes in Walworth 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 | — | 0.0 |
| 2000s | 3 | -12% | 0.4 |
| 2010s | 2 | -17% | 0.3 |
| 2020s | 2 | -7% | 0.2 |
Reported truck crashes averaged 3 a year in the 1990s and 2 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. 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 57420
How common are truck crashes in ZIP 57420?
Since 2015, 27 crashes involving commercial trucks were reported in Walworth County (1 injured, 3 killed).
When do most truck crashes happen in ZIP 57420?
March has the most truck crashes in Walworth County, 18.5% of the yearly total.
How many garbage truck crashes are there in ZIP 57420?
Garbage trucks were involved in 1 reported crash in Walworth County since 2015 (3.7% of truck crashes).
How do truck crashes in ZIP 57420 compare with South Dakota?
The yearly rate is 43.1 truck crashes per 100,000 residents in Walworth County, vs 42.0 for South Dakota.
What is the best way to plan truck routes in ZIP 57420?
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.