Palmyra, SD truck route planning & crash data
Plan safer truck routes in Palmyra: commercial truck and garbage truck crashes in Palmyra and Brown County, dangerous roads, seasonality and route safety data for fleets. Patterns use Brown County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
5 of 115 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Brown County compares with South Dakota
Brown County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Brown County stands out
Full comparison
| Measure (2015–2025) | Brown County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 25.7 | 42.0 | 49.7 | 39% below the state |
| Deaths per 100 crashes | 5.7 | 5.2 | 3.4 | 1.1× the state |
| Injuries per crash | 0.13 | 0.13 | 0.49 | same |
| Garbage-truck share | 4.7% | 1.6% | 2.3% | 2.9× the state |
| On snow, slush or ice | 14.1% | 28.6% | 6.2% | 51% below the state |
| Morning rush (6–10 am) | 22.6% | 22.2% | 23.7% | same |
| In rain, sleet or snow | 9.4% | 17.5% | 13.8% | 46% below the state |
| Winter months (Nov–Mar) | 48.1% | 48.8% | 41.9% | same |
| After dark | 15.1% | 22.8% | 24.8% | 34% below the state |
Compared with South Dakota, Brown County is lower on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. Where it is higher: deaths per 100 crashes and garbage-truck share.
What stands out in Brown County: 1 in 21 garbage-truck share of crashes is 4.7%, against 1.6% for South Dakota.
Overview
Brown County has recorded 115 truck crashes since 2015, with 14 people injured and 6 killed.
Across the years with complete reporting, that is roughly one truck crash every 38 days.
Palmyra had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Brown County numbers.
When crashes happen
October has the most truck crashes, 12.2% of the yearly total, while May has the fewest (4.3%).
Winter months (Nov–Mar) carry 48.1% of truck crashes, vs 48.8% for South Dakota.
By time of day, 4–5 pm stands out with 11.3% of truck crashes.
Snow, slush or ice was on the road in 14.1% of truck crashes, compared with 28.6% in South Dakota.
Where crashes happen
No fatal crash involving a large truck has a recorded location within 10 miles of Palmyra since 2015.
Garbage & waste trucks
Garbage trucks account for 5 of the truck crashes here, or 4.3%, compared with 1.6% in South Dakota.
Route planning tips for Palmyra fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Brown County.
- 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 Brown County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Brown County) |
|---|---|
| US-12 | 46 |
| US-281 | 17 |
| Ave | 12 |
| Sd Hwy 37 | 10 |
| Sd Hwy 10 | 5 |
| 5Th St | 2 |
| 10Th Ave Sw Sw | 1 |
| 412Th Ave. | 1 |
Palmyra at a glance
| Population | 60 |
| Land area | 34.2 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57441) | $108,009 |
Waste facilities and haulers nearby
Historical data: truck crashes in Brown 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 | 8 | — | 0.7 |
| 2000s | 9 | +11% | 0.5 |
| 2010s | 11 | +22% | 0.3 |
| 2020s | 10 | -16% | 0.8 |
In the 1990s about 8 truck crashes a year were reported; in the 2020s, about 10. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.8 a year in 2020–24.
Nearby places
Questions fleets ask about Palmyra
How many truck crashes happen in Palmyra?
Since 2015, 115 crashes involving commercial trucks were reported in Brown County (14 injured, 6 killed).
When do most truck crashes happen in Palmyra?
Truck crashes in Brown County peak in October, with 12.2% of the year's crashes.
Are garbage truck crashes common in Palmyra?
5 crashes involving garbage or refuse trucks have been reported in Brown County since 2015, 4.3% of all truck crashes.
How do truck crashes in Palmyra compare with South Dakota?
Brown County records 25.7 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How can I plan a safer truck route in Palmyra?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.