Highland Township, Day County, SD truck route planning & crash data
Plan safer truck routes in Highland Township, Day County: commercial truck and garbage truck crashes in Highland Township, Day County and Day County, dangerous roads, seasonality and route safety data for fleets. Patterns use Day County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 53 truck crashes since 2015.
Deadliest roads
How Day County compares with South Dakota
Day County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Day County stands out
Full comparison
| Measure (2015–2025) | Day County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 80.7 | 42.0 | 49.7 | 1.9× the state |
| Deaths per 100 crashes | 2.1 | 5.2 | 3.4 | 60% below the state |
| Injuries per crash | 0.12 | 0.13 | 0.49 | 8% below the state |
| Garbage-truck share | 2.1% | 1.6% | 2.3% | 1.3× the state |
| On snow, slush or ice | 27.1% | 28.6% | 6.2% | same |
| Morning rush (6–10 am) | 22.9% | 22.2% | 23.7% | same |
| In rain, sleet or snow | 10.4% | 17.5% | 13.8% | 41% below the state |
| Winter months (Nov–Mar) | 35.4% | 48.8% | 41.9% | 27% below the state |
| After dark | 25.0% | 22.8% | 24.8% | 1.1× the state |
Day County sits below South Dakota on deaths per 100 crashes, injuries per crash and in rain, sleet or snow. It runs above South Dakota on crashes per 100k residents / yr, garbage-truck share and after dark.
Day County at a glance: February the month with the most truck crashes: 15.1% of the year's total.
Overview
Police reported 53 crashes involving commercial trucks in Day County since 2015: 7 people were injured and 2 were killed.
That averages about one truck crash every 84 days in fully reported years.
Only 0 truck crashes were reported in Highland Township, Day County since 2015; patterns below come from Day County as a whole.
When crashes happen
The worst month is February with 15.1% of truck crashes; the quietest is November at 1.9%.
Winter months (Nov–Mar) carry 35.4% of truck crashes, vs 48.8% for South Dakota.
By time of day, 11 am–12 pm stands out with 13.2% of truck crashes.
Road surface: 27.1% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
Fatal large-truck crashes within 10 miles of Highland since 2015 were spread across roads: SR-20 (1) and Sr- 20 (1).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 1.9%, compared with 1.6% in South Dakota.
Route planning tips for Highland Township, Day County fleets
- Review driver schedules for February, the month with the most truck crashes.
- 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 Day County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-20 | 1 |
| Sr- 20 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Day County) |
|---|---|
| US-12 | 39 |
| Sd Hwy 25 | 4 |
| Ave | 1 |
| Main Street | 1 |
| Sd Hwy 27 | 1 |
Highland Township, Day County at a glance
| Population | 66 |
| Land area | 35.4 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57274) | $68,083 |
| Median home value (ZIP 57274) | $169,017 |
Waste facilities and haulers nearby
Historical data: truck crashes in Day 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 | — | 0.4 |
| 2000s | 3 | +7% | 0.1 |
| 2010s | 5 | +53% | 0.4 |
| 2020s | 5 | +5% | 0.2 |
Reported truck crashes averaged 3 a year in the 1990s and 5 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 0.0 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Highland Township, Day County
How many truck accidents are there in Highland Township, Day County?
Day County has had 53 reported truck crashes since 2015, injuring 7 people and killing 2.
What is the worst month for truck crashes in Highland Township, Day County?
Truck crashes in Day County peak in February, with 15.1% of the year's crashes.
How many garbage truck crashes are there in Highland Township, Day County?
Since 2015, Day County has reported 1 garbage-truck crash, or 1.9% of its truck crashes.
What is the truck crash rate in Highland Township, Day County compared with South Dakota?
The yearly rate is 80.7 truck crashes per 100,000 residents in Day County, vs 42.0 for South Dakota.
How can I plan a safer truck route in Highland Township, Day 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.