Andover, SD truck route planning & crash data
Plan safer truck routes in Andover: commercial truck and garbage truck crashes in Andover 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 has lower values than South Dakota for deaths per 100 crashes, injuries per crash and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, garbage-truck share and after dark.
What stands out in Day County: February 15.1% of truck crashes happen in February, more than any other month.
Overview
Police reported 53 crashes involving commercial trucks in Day County since 2015: 7 people were injured and 2 were killed.
In complete reporting years that works out to about one truck crash every 84 days.
With 0 truck crashes reported in Andover since 2015, this page uses Day County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in February (15.1% of the year) and are lowest in November (1.9%).
November through March accounts for 35.4% of truck crashes here, compared with 48.8% in 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
Since 2015, fatal crashes with a large truck within 10 miles of Andover happened on US-12 (1); no road leads clearly.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 1.9% share (South Dakota: 1.6%).
Route planning tips for Andover 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
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 Day County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-12 | 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 |
Andover at a glance
| Population | 68 |
| Land area | 0.3 sq mi |
| Density | 252 per sq mi |
| Median household income (ZIP 57422) | $88,125 |
| Median home value (ZIP 57422) | $182,767 |
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. NHTSA counts 0.0 fatal large-truck crashes a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Andover
How common are truck crashes in Andover?
Since 2015, 53 crashes involving commercial trucks were reported in Day County (7 injured, 2 killed).
What is the worst month for truck crashes in Andover?
The worst month is February: 15.1% of truck crashes in Day County happen then.
How many garbage truck accidents happen in Andover?
1 crash involving garbage or refuse trucks have been reported in Day County since 2015, 1.9% of all truck crashes.
How do truck crashes in Andover compare with South Dakota?
Per 100,000 residents, Day County has 80.7 truck crashes a year; South Dakota has 42.0.
What is the best way to plan truck routes in Andover?
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.