Java, SD truck route planning & crash data
Plan safer truck routes in Java: commercial truck and garbage truck crashes in Java and Walworth County, dangerous roads, seasonality and route safety data for fleets. Patterns use Walworth County numbers.
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 |
Walworth County has lower values than South Dakota for 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).
Walworth County at a glance: 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.
Java had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Walworth County numbers.
When crashes happen
March has the most truck crashes, 18.5% of the yearly total, while January has the fewest (0.0%).
November through March accounts for 40.0% of truck crashes here, compared with 48.8% in South Dakota.
The busiest hour is 3–4 pm, with 14.8% of truck crashes.
Road surface: 20.0% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
Fatal large-truck crashes within 10 miles of Java since 2015 were spread across roads: SR-47 (1) and US-12 (1).
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 Java fleets
- Build extra time into March routes: it has the most truck crashes here.
- The morning rush (6–10 am) holds 24.0% of truck crashes here, more than South Dakota; adjust start times where you can.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
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) |
|---|---|
| SR-47 | 1 |
| US-12 | 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 |
Java at a glance
| Population | 120 |
| Land area | 0.5 sq mi |
| Density | 244 per sq mi |
| Median household income (ZIP 57452) | $53,571 |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 3 to 2. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Java
How many truck accidents are there in Java?
Walworth County has had 27 reported truck crashes since 2015, injuring 1 people and killing 3.
When do most truck crashes happen in Java?
The worst month is March: 18.5% of truck crashes in Walworth County happen then.
How many garbage truck crashes are there in Java?
Since 2015, Walworth County has reported 1 garbage-truck crash, or 3.7% of its truck crashes.
How does Java compare with South Dakota for truck crashes?
Per 100,000 residents, Walworth County has 43.1 truck crashes a year; South Dakota has 42.0.
What is the best way to plan truck routes in Java?
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.