Troy Township, Grant County, SD truck route planning & crash data
Plan safer truck routes in Troy Township, Grant County: commercial truck and garbage truck crashes in Troy Township, Grant County and Grant County, dangerous roads, seasonality and route safety data for fleets. Patterns use Grant County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 76 truck crashes since 2015.
Deadliest roads
How Grant County compares with South Dakota
Grant County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Grant County stands out
Full comparison
| Measure (2015–2025) | Grant County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 77.6 | 42.0 | 49.7 | 1.8× the state |
| Deaths per 100 crashes | 9.2 | 5.2 | 3.4 | 1.8× the state |
| Injuries per crash | 0.18 | 0.13 | 0.49 | 1.4× the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 33.9% | 28.6% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 29.2% | 22.2% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 15.4% | 17.5% | 13.8% | 12% below the state |
| Winter months (Nov–Mar) | 46.2% | 48.8% | 41.9% | same |
| After dark | 16.9% | 22.8% | 24.8% | 26% below the state |
Grant County has lower values than South Dakota for garbage-truck share, in rain, sleet or snow and after dark. It runs above South Dakota on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Grant County at a glance: 0 garbage-truck share of crashes is 0.0%, against 1.6% for South Dakota.
Overview
Grant County has recorded 76 truck crashes since 2015, with 13 people injured and 6 killed.
In complete reporting years that works out to about one truck crash every 62 days.
With 0 truck crashes reported in Troy Township, Grant County since 2015, this page uses Grant County numbers for its patterns and comparisons.
When crashes happen
June has the most truck crashes, 17.1% of the yearly total, while April has the fewest (2.6%).
The five winter months (November to March) hold 46.2% of truck crashes, against 48.8% across South Dakota.
More truck crashes happen at 8–9 am than at any other hour (13.2%).
Snow, slush or ice was on the road in 33.9% of truck crashes, compared with 28.6% in South Dakota.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Troy happened on CR-166 St (1) and SR-19 (1); no road leads clearly.
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Grant County since 2015.
Route planning tips for Troy Township, Grant County fleets
- Plan June schedules with more margin; it is the worst month for truck crashes in Grant County.
- The morning rush (6–10 am) holds 29.2% of truck crashes here, more than South Dakota; adjust start times where you can.
- Icy and snowy roads show up in 33.9% of truck crashes here, more than South Dakota; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Grant County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-166 St | 1 |
| SR-19 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Grant County) |
|---|---|
| I-29 | 20 |
| Sd Hwy 15 | 13 |
| US-12 | 12 |
| Ave | 9 |
| Sd Hwy 20 | 5 |
| 161St | 1 |
| Lloyd St | 1 |
| Railroad Ave | 1 |
Troy Township, Grant County at a glance
| Population | 57 |
| Land area | 34.7 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57265) | $69,519 |
Waste facilities and haulers nearby
Historical data: truck crashes in Grant 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 | 2 | — | 0.3 |
| 2000s | 4 | +105% | 0.3 |
| 2010s | 5 | +24% | 0.4 |
| 2020s | 7 | +31% | 0.6 |
Reported truck crashes averaged 2 a year in the 1990s and 7 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 0.6 a year in 2020–24.
Nearby places
Questions fleets ask about Troy Township, Grant County
How common are truck crashes in Troy Township, Grant County?
Grant County has had 76 reported truck crashes since 2015, injuring 13 people and killing 6.
When do most truck crashes happen in Troy Township, Grant County?
Truck crashes in Grant County peak in June, with 17.1% of the year's crashes.
Are garbage truck crashes common in Troy Township, Grant County?
Since 2015, Grant County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
What is the truck crash rate in Troy Township, Grant County compared with South Dakota?
The yearly rate is 77.6 truck crashes per 100,000 residents in Grant County, vs 42.0 for South Dakota.
What is the best way to plan truck routes in Troy Township, Grant County?
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.