Valley Township, Tripp County, SD truck route planning & crash data
Plan safer truck routes in Valley Township, Tripp County: commercial truck and garbage truck crashes in Valley Township, Tripp County and Tripp County, dangerous roads, seasonality and route safety data for fleets. Patterns use Tripp County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 34 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Tripp County compares with South Dakota
Tripp County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Tripp County stands out
Full comparison
| Measure (2015–2025) | Tripp County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 50.9 | 42.0 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.1 | 5.2 | 3.4 | 40% below the state |
| Injuries per crash | 0.28 | 0.13 | 0.49 | 2.2× the state |
| Garbage-truck share | 3.1% | 1.6% | 2.3% | 1.9× the state |
| On snow, slush or ice | 18.8% | 28.6% | 6.2% | 35% below the state |
| Morning rush (6–10 am) | 12.5% | 22.2% | 23.7% | 44% below the state |
| In rain, sleet or snow | 12.5% | 17.5% | 13.8% | 29% below the state |
| Winter months (Nov–Mar) | 40.6% | 48.8% | 41.9% | 17% below the state |
| After dark | 18.8% | 22.8% | 24.8% | 18% below the state |
Tripp County sits below South Dakota on deaths per 100 crashes, on snow, slush or ice and morning rush (6–10 am). It runs above South Dakota on crashes per 100k residents / yr, injuries per crash and garbage-truck share.
Tripp County at a glance: October 23.5% of truck crashes happen in October, more than any other month.
Overview
Police reported 34 crashes involving commercial trucks in Tripp County since 2015: 10 people were injured and 1 were killed.
In complete reporting years that works out to about one truck crash every 125 days.
Only 0 truck crashes were reported in Valley Township, Tripp County since 2015; patterns below come from Tripp County as a whole.
When crashes happen
Truck crashes peak in October (23.5% of the year) and are lowest in February (0.0%).
Winter months (Nov–Mar) carry 40.6% of truck crashes, vs 48.8% for South Dakota.
More truck crashes happen at 12–1 pm than at any other hour (11.8%).
18.8% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Valley.
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 2.9%, compared with 1.6% in South Dakota.
Route planning tips for Valley Township, Tripp County fleets
- Review driver schedules for October, the month with the most truck crashes.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Tripp 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 (Tripp County) |
|---|---|
| Sd Hwy 44 | 8 |
| US-18 | 7 |
| Sd Hwy 49 | 4 |
| Ave | 2 |
| US-183 | 2 |
| SR-18 | 1 |
| Sd Hwy 53 | 1 |
| Us 18 Ef | 1 |
Valley Township, Tripp County at a glance
| Population | 55 |
| Land area | 34.8 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57529) | $75,313 |
| Median home value (ZIP 57529) | $291,551 |
Waste facilities and haulers nearby
Historical data: truck crashes in Tripp 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 | -20% | 0.3 |
| 2010s | 2 | -12% | 0.1 |
| 2020s | 3 | +45% | 0.6 |
Reported truck crashes averaged 3 a year in the 1990s and 3 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.0 a year in 2016–19, 0.6 a year in 2020–24.
Nearby places
Questions fleets ask about Valley Township, Tripp County
How common are truck crashes in Valley Township, Tripp County?
34 truck crashes have been reported in Tripp County since 2015, with 1 deaths and 10 injuries.
When do most truck crashes happen in Valley Township, Tripp County?
The worst month is October: 23.5% of truck crashes in Tripp County happen then.
How many garbage truck accidents happen in Valley Township, Tripp County?
Garbage trucks were involved in 1 reported crash in Tripp County since 2015 (2.9% of truck crashes).
How do truck crashes in Valley Township, Tripp County compare with South Dakota?
Per 100,000 residents, Tripp County has 50.9 truck crashes a year; South Dakota has 42.0.
How can I plan a safer truck route in Valley Township, Tripp County?
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.