Union Township, Davison County, SD truck route planning & crash data
Plan safer truck routes in Union Township, Davison County: commercial truck and garbage truck crashes in Union Township, Davison County and Davison County, dangerous roads, seasonality and route safety data for fleets. Patterns use Davison County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 96 truck crashes since 2015.
Deadliest roads
How Davison County compares with South Dakota
Davison County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Davison County stands out
Full comparison
| Measure (2015–2025) | Davison County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 40.6 | 42.0 | 49.7 | same |
| Deaths per 100 crashes | 1.1 | 5.2 | 3.4 | 79% below the state |
| Injuries per crash | 0.15 | 0.13 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 30.3% | 28.6% | 6.2% | same |
| Morning rush (6–10 am) | 20.2% | 22.2% | 23.7% | 9% below the state |
| In rain, sleet or snow | 22.5% | 17.5% | 13.8% | 1.3× the state |
| Winter months (Nov–Mar) | 56.2% | 48.8% | 41.9% | 1.2× the state |
| After dark | 25.8% | 22.8% | 24.8% | 1.1× the state |
Compared with South Dakota, Davison County is lower on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am). It runs above South Dakota on injuries per crash, in rain, sleet or snow and winter months (nov–mar).
Davison County at a glance: 0 of truck crashes here involve garbage trucks: 0.0%, vs 1.6% in South Dakota.
Overview
Police reported 96 crashes involving commercial trucks in Davison County since 2015: 15 people were injured and 1 were killed.
Across the years with complete reporting, that is roughly one truck crash every 45 days.
With 0 truck crashes reported in Union Township, Davison County since 2015, this page uses Davison County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in December (14.6% of the year) and are lowest in July (3.1%).
November through March accounts for 56.2% of truck crashes here, compared with 48.8% in South Dakota.
More truck crashes happen at 1–2 pm than at any other hour (12.5%).
Road surface: 30.3% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Union happened on CR-389 Ave (1) and I-90 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 2.1%, compared with 1.6% in South Dakota.
Route planning tips for Union Township, Davison County fleets
- Review driver schedules for December, 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
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 Davison County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-389 Ave | 1 |
| I-90 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Davison County) |
|---|---|
| I-90 | 38 |
| Sd Hwy 37 | 18 |
| Ave | 15 |
| Sd Hwy 38 | 2 |
| Sd Hwy 90 L | 2 |
| Cabela Dr | 1 |
| E 1St Ave | 1 |
| I-90E | 1 |
Union Township, Davison County at a glance
| Population | 73 |
| Land area | 36.2 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57363) | $77,841 |
| Median home value (ZIP 57363) | $191,893 |
Waste facilities and haulers nearby
Historical data: truck crashes in Davison 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 | 6 | — | 0.2 |
| 2000s | 5 | -22% | 0.2 |
| 2010s | 7 | +41% | 0.1 |
| 2020s | 10 | +45% | 0.4 |
Reported truck crashes averaged 6 a year in the 1990s and 10 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.0 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Union Township, Davison County
How common are truck crashes in Union Township, Davison County?
Davison County has had 96 reported truck crashes since 2015, injuring 15 people and killing 1.
When do most truck crashes happen in Union Township, Davison County?
The worst month is December: 14.6% of truck crashes in Davison County happen then.
How many garbage truck crashes are there in Union Township, Davison County?
Garbage trucks were involved in 2 reported crashes in Davison County since 2015 (2.1% of truck crashes).
How does Union Township, Davison County compare with South Dakota for truck crashes?
Davison County records 40.6 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How do I plan a garbage truck route in Union Township, Davison 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.