ZIP 29321 (Buffalo, SC) truck route planning & crash data
Plan safer truck routes around ZIP 29321: commercial truck and garbage truck crashes here and in Union County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
3 of 162 truck crashes since 2015.
Deadliest roads
How Union County compares with South Carolina
Union County against South Carolina and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Union County stands out
Full comparison
| Measure (2015–2025) | Union County | South Carolina | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 50.1 | 61.6 | 49.7 | 19% below the state |
| Deaths per 100 crashes | 3.4 | 3.9 | 3.4 | 13% below the state |
| Injuries per crash | 0.67 | 0.64 | 0.49 | same |
| Garbage-truck share | 2.0% | 2.1% | 2.3% | same |
| On snow, slush or ice | 0.7% | 0.4% | 6.2% | 1.5× the state |
| Morning rush (6–10 am) | 21.1% | 24.0% | 23.7% | 12% below the state |
| In rain, sleet or snow | 8.8% | 11.4% | 13.8% | 22% below the state |
| Winter months (Nov–Mar) | 42.9% | 40.5% | 41.9% | same |
| After dark | 20.4% | 21.5% | 24.8% | same |
Union County sits below South Carolina on crashes per 100k residents / yr, deaths per 100 crashes and morning rush (6–10 am). Where it is higher: on snow, slush or ice.
What stands out in Union County: 0.7% on snowy, slushy or icy roads, against 0.4% across South Carolina.
Overview
Police reported 162 crashes involving commercial trucks in Union County since 2015: 116 people were injured and 7 were killed.
In complete reporting years that works out to about one truck crash every 27 days.
When crashes happen
The worst month is January with 11.7% of truck crashes; the quietest is June at 5.6%.
The five winter months (November to March) hold 42.9% of truck crashes, against 40.5% across South Carolina.
By time of day, 11 am–12 pm stands out with 10.5% of truck crashes.
Snow, slush or ice was on the road in 0.7% of truck crashes, compared with 0.4% in South Carolina.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 29321 since 2015: SR-9 (1) and US-176 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 1.9% of the total, against 2.1% across South Carolina.
Route planning tips for ZIP 29321 fleets
- Build extra time into January routes: it has the most truck crashes here.
- 0.7% of truck crashes were on snow, slush or ice, above South Carolina; plan winter equipment checks before the season.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Union County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-9 | 1 |
| US-176 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Union County) |
|---|---|
| Jonesville Lockhart Hwy | 17 |
| Whitmire Hwy | 11 |
| Carlisle Whitmire Hwy | 9 |
| Furman L Fendley Hwy | 8 |
| Jonesville Hwy | 3 |
| Kelly Rd | 3 |
| Cross Keys Hwy | 2 |
| Janie Glymph Goree Blvd | 2 |
ZIP 29321 at a glance
| Population | 3,236 |
| Density | 32 per sq mi |
| Median household income | $34,464 |
| Median home value | $61,915 |
| Home ownership | 86% |
Waste facilities and haulers nearby
Historical data: truck crashes in Union 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 | 13 | — | 0.3 |
| 2000s | 16 | +19% | 0.7 |
| 2010s | 16 | -1% | 0.2 |
| 2020s | 12 | -24% | 0.8 |
Reported truck crashes averaged 13 a year in the 1990s and 12 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 29321
How many truck accidents are there in ZIP 29321?
Union County has had 162 reported truck crashes since 2015, injuring 116 people and killing 7.
Which month has the most truck crashes in ZIP 29321?
The worst month is January: 11.7% of truck crashes in Union County happen then.
How many garbage truck accidents happen in ZIP 29321?
Since 2015, Union County has reported 3 garbage-truck crashes, or 1.9% of its truck crashes.
How does ZIP 29321 compare with South Carolina for truck crashes?
Union County records 50.1 truck crashes per 100,000 residents a year, against 61.6 across South Carolina.
How can I plan a safer truck route in ZIP 29321?
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.