Mount Vernon, SD truck route planning & crash data
Plan safer truck routes in Mount Vernon: commercial truck and garbage truck crashes in Mount Vernon 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). Where it is higher: injuries per crash, in rain, sleet or snow and winter months (nov–mar).
The headline for Davison County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 1.6% in South Dakota.
Overview
Since 2015, 96 crashes involving commercial trucks have been reported in Davison County. They injured 15 people and killed 1.
That averages about one truck crash every 45 days in fully reported years.
Mount Vernon had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Davison County numbers.
When crashes happen
The worst month is December with 14.6% of truck crashes; the quietest is July at 3.1%.
The five winter months (November to March) hold 56.2% of truck crashes, against 48.8% across 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 Mount Vernon happened on 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 Mount Vernon 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
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 Davison County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| 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 |
Mount Vernon at a glance
| Population | 457 |
| Land area | 0.3 sq mi |
| Density | 1,344 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 Mount Vernon
How common are truck crashes in Mount Vernon?
Davison County has had 96 reported truck crashes since 2015, injuring 15 people and killing 1.
What is the worst month for truck crashes in Mount Vernon?
The worst month is December: 14.6% of truck crashes in Davison County happen then.
How many garbage truck accidents happen in Mount Vernon?
Since 2015, Davison County has reported 2 garbage-truck crashes, or 2.1% of its truck crashes.
What is the truck crash rate in Mount Vernon compared with South Dakota?
The yearly rate is 40.6 truck crashes per 100,000 residents in Davison County, vs 42.0 for South Dakota.
How do I plan a garbage truck route in Mount Vernon?
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.