ZIP 29056 (Greeleyville, SC) truck route planning & crash data
Plan safer truck routes around ZIP 29056: commercial truck and garbage truck crashes here and in Williamsburg 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 319 truck crashes since 2015.
Deadliest roads
How Williamsburg County compares with South Carolina
Williamsburg County against South Carolina and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Williamsburg County stands out
Full comparison
| Measure (2015–2025) | Williamsburg County | South Carolina | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 98.8 | 61.6 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 5.1 | 3.9 | 3.4 | 1.3× the state |
| Injuries per crash | 0.67 | 0.64 | 0.49 | same |
| Garbage-truck share | 1.0% | 2.1% | 2.3% | 53% below the state |
| On snow, slush or ice | 0.3% | 0.4% | 6.2% | 23% below the state |
| Morning rush (6–10 am) | 27.1% | 24.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 8.8% | 11.4% | 13.8% | 23% below the state |
| Winter months (Nov–Mar) | 45.1% | 40.5% | 41.9% | 1.1× the state |
| After dark | 16.3% | 21.5% | 24.8% | 24% below the state |
Williamsburg County has lower values than South Carolina for garbage-truck share, on snow, slush or ice and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and morning rush (6–10 am).
The headline for Williamsburg County: 1 in 98 of truck crashes here involve garbage trucks: 1.0%, vs 2.1% in South Carolina.
Overview
Police reported 319 crashes involving commercial trucks in Williamsburg County since 2015: 214 people were injured and 17 were killed.
That averages about one truck crash every 12 days in fully reported years.
When crashes happen
The worst month is March with 12.5% of truck crashes; the quietest is February at 6.0%.
Winter months (Nov–Mar) carry 45.1% of truck crashes, vs 40.5% for South Carolina.
By time of day, 11 am–12 pm stands out with 11.0% of truck crashes.
0.3% of truck crashes here happened on snow, slush or ice, against 0.4% across South Carolina.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 29056 since 2015: SR-261 (1) and US-52 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 0.9% of the total, against 2.1% across South Carolina.
Route planning tips for ZIP 29056 fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in Williamsburg County.
- Morning starts matter: 27.1% of truck crashes fall between 6 and 10 am, higher than South Carolina.
- 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.
Reporting to FMCSA was incomplete in 2020; rates and comparisons skip those years.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Williamsburg County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-261 | 1 |
| US-52 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Williamsburg County) |
|---|---|
| County Line Rd | 26 |
| Williamsburg County Hwy | 15 |
| Seaboard Rd | 14 |
| Hemingway Hwy | 9 |
| Santee Rd | 9 |
| US-521 | 8 |
| Easler Hwy | 7 |
| Sumter Hwy | 7 |
ZIP 29056 at a glance
| Population | 2,203 |
| Density | 8 per sq mi |
| Median household income | $47,031 |
| Median home value | $65,906 |
| Home ownership | 72% |
Waste facilities and haulers nearby
Historical data: truck crashes in Williamsburg 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 | 24 | — | 1.0 |
| 2000s | 21 | -11% | 1.3 |
| 2010s | 26 | +25% | 1.8 |
| 2020s | 27 | +4% | 1.4 |
Reported truck crashes averaged 24 a year in the 1990s and 27 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 2.2 a year in 2016–19 and 1.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 29056
How many truck crashes happen in ZIP 29056?
Williamsburg County has had 319 reported truck crashes since 2015, injuring 214 people and killing 17.
Which month has the most truck crashes in ZIP 29056?
March has the most truck crashes in Williamsburg County, 12.5% of the yearly total.
Are garbage truck crashes common in ZIP 29056?
3 crashes involving garbage or refuse trucks have been reported in Williamsburg County since 2015, 0.9% of all truck crashes.
How does ZIP 29056 compare with South Carolina for truck crashes?
The yearly rate is 98.8 truck crashes per 100,000 residents in Williamsburg County, vs 61.6 for South Carolina.
How can I plan a safer truck route in ZIP 29056?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
Crash reporting to FMCSA was incomplete in 2020; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.