ZIP 20636 (Hollywood, MD) truck route planning & crash data
Plan safer truck routes around ZIP 20636: commercial truck and garbage truck crashes here and in St. Mary's 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
14 of 367 truck crashes since 2015.
Deadliest roads
How St. Mary's County compares with Maryland
St. Mary's County against Maryland and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where St. Mary's County stands out
Full comparison
| Measure (2015–2025) | St. Mary's County | Maryland | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 27.1 | 49.3 | 49.7 | 45% below the state |
| Deaths per 100 crashes | 2.0 | 2.2 | 3.4 | 9% below the state |
| Injuries per crash | 0.67 | 0.53 | 0.49 | 1.3× the state |
| Garbage-truck share | 4.0% | 3.1% | 2.3% | 1.3× the state |
| On snow, slush or ice | 0.6% | 2.4% | 6.2% | 76% below the state |
| Morning rush (6–10 am) | 31.7% | 24.7% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 9.5% | 13.8% | 13.8% | 31% below the state |
| Winter months (Nov–Mar) | 41.8% | 40.4% | 41.9% | same |
| After dark | 13.3% | 25.2% | 24.8% | 47% below the state |
St. Mary's County sits below Maryland on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher injuries per crash, garbage-truck share and morning rush (6–10 am).
The headline for St. Mary's County: 0.6% on snowy, slushy or icy roads, against 2.4% across Maryland.
Overview
Police reported 367 crashes involving commercial trucks in St. Mary's County since 2015: 243 people were injured and 8 were killed.
Across the years with complete reporting, that is roughly one truck crash every 12 days.
When crashes happen
The worst month is March with 12.0% of truck crashes; the quietest is February at 6.3%.
The five winter months (November to March) hold 41.8% of truck crashes, against 40.4% across Maryland.
By time of day, 12–1 pm stands out with 11.4% of truck crashes.
0.6% of truck crashes here happened on snow, slush or ice, against 2.4% across Maryland.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 20636 since 2015 were spread across roads: SR-234 (2), SR-4 (2), SR-235 (1) and SR-247 (1).
Garbage & waste trucks
Garbage trucks account for 14 of the truck crashes here, or 3.8%, compared with 3.1% in Maryland.
Route planning tips for ZIP 20636 fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in St. Mary's County.
- Morning starts matter: 31.7% of truck crashes fall between 6 and 10 am, higher than Maryland.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in St. Mary's County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-234 | 2 |
| SR-4 | 2 |
| SR-235 | 1 |
| SR-247 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (St. Mary's County) |
|---|---|
| Three Notch Rd | 101 |
| Point Lookout Rd | 52 |
| Budds Creek Rd | 13 |
| St Andrews Church Rd | 12 |
| Acrs Marked Off Road | 8 |
| Great Mills Rd | 7 |
| Hollywood Rd | 6 |
| Patuxent Beach Rd | 5 |
ZIP 20636 at a glance
| Population | 10,486 |
| Density | 118 per sq mi |
| Median household income | $163,690 |
| Median home value | $473,826 |
| Home ownership | 88% |
Historical data: truck crashes in St. Mary's 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 | 14 | — | 1.1 |
| 2000s | 10 | -30% | 0.6 |
| 2010s | 24 | +158% | 0.8 |
| 2020s | 34 | +37% | 0.4 |
Reported truck crashes averaged 14 a year in the 1990s and 34 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 1.5 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 20636
How many truck crashes happen in ZIP 20636?
367 truck crashes have been reported in St. Mary's County since 2015, with 8 deaths and 243 injuries.
When do most truck crashes happen in ZIP 20636?
March has the most truck crashes in St. Mary's County, 12.0% of the yearly total.
How many garbage truck crashes are there in ZIP 20636?
Since 2015, St. Mary's County has reported 14 garbage-truck crashes, or 3.8% of its truck crashes.
How does ZIP 20636 compare with Maryland for truck crashes?
Per 100,000 residents, St. Mary's County has 27.1 truck crashes a year; Maryland has 49.3.
How can I plan a safer truck route in ZIP 20636?
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.