Walworth County, SD truck route planning & crash data
Plan safer truck routes in Walworth County: commercial truck and garbage truck crashes, 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. Where it is higher: deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
What stands out in Walworth County: 1 in 25 of truck crashes here involve garbage trucks: 4.0%, vs 1.6% in South Dakota.
Overview
Since 2015, 27 crashes involving commercial trucks have been reported in Walworth County. They injured 1 people and killed 3.
That averages about one truck crash every 161 days in fully reported years.
When crashes happen
Truck crashes peak in March (18.5% of the year) and are lowest in January (0.0%).
The five winter months (November to March) hold 40.0% of truck crashes, against 48.8% across South Dakota.
The busiest hour is 3–4 pm, with 14.8% of truck crashes.
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 in Walworth County since 2015: SR-47 (1), US-12 (1) and US-83 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 3.7% of the total, against 1.6% across South Dakota.
Route planning tips for Walworth County fleets
- Review driver schedules for March, the month with the most truck crashes.
- The morning rush (6–10 am) holds 24.0% of truck crashes here, more than South Dakota; adjust start times where you can.
- 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 Walworth County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Walworth County) |
|---|---|
| SR-47 | 1 |
| US-12 | 1 |
| 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 |
Walworth County at a glance
| Population | 5,270 |
| Land area | 707.5 sq mi |
| Density | 7 per sq mi |
| Median household income (ZIP average) | $57,342 |
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 crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.2 a year in 2020–24.
Cities, towns & communities in Walworth County
ZIP codes in Walworth County
Nearby counties
Questions fleets ask about Walworth County
How many truck crashes happen in Walworth County?
Since 2015, 27 crashes involving commercial trucks were reported in Walworth County (1 injured, 3 killed).
What is the worst month for truck crashes in Walworth County?
Truck crashes in Walworth County peak in March, with 18.5% of the year's crashes.
How many garbage truck crashes are there in Walworth County?
Garbage trucks were involved in 1 reported crash in Walworth County since 2015 (3.7% of truck crashes).
How does Walworth County compare with South Dakota for truck crashes?
Walworth County records 43.1 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How can I plan a safer truck route in Walworth County?
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.