Marvin, SD truck route planning & crash data
Plan safer truck routes in Marvin: commercial truck and garbage truck crashes in Marvin 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 stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
What stands out in Grant County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 1.6% in South Dakota.
Overview
Grant County has recorded 76 truck crashes since 2015, with 13 people injured and 6 killed.
That averages about one truck crash every 62 days in fully reported years.
Marvin had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Grant County numbers.
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.
By time of day, 8–9 am stands out with 13.2% of truck crashes.
Snow, slush or ice was on the road in 33.9% of truck crashes, compared with 28.6% in South Dakota.
Where crashes happen
Fatal large-truck crashes within 10 miles of Marvin since 2015 were spread across roads: SR-123 (1).
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Grant County since 2015.
Route planning tips for Marvin fleets
- Build extra time into June routes: it has the most truck crashes here.
- The morning rush (6–10 am) holds 29.2% of truck crashes here, more than South Dakota; adjust start times where you can.
- 33.9% of truck crashes were on snow, slush or ice, above South Dakota; plan winter equipment checks before the season.
- 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 Grant County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-123 | 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 |
Marvin at a glance
| Population | 19 |
| Land area | 0.5 sq mi |
| Density | 35 per sq mi |
| Median household income (ZIP 57251) | $72,292 |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 2 to 7. Some of the change may reflect how crashes were reported. 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 Marvin
How many truck accidents are there in Marvin?
Since 2015, 76 crashes involving commercial trucks were reported in Grant County (13 injured, 6 killed).
Which month has the most truck crashes in Marvin?
Truck crashes in Grant County peak in June, with 17.1% of the year's crashes.
Are garbage truck crashes common in Marvin?
Garbage trucks were involved in 0 reported crashes in Grant County since 2015 (0.0% of truck crashes).
What is the truck crash rate in Marvin 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 Marvin?
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.