Leonardtown, MD truck route planning & crash data
Plan safer truck routes in Leonardtown: commercial truck and garbage truck crashes in Leonardtown and St. Mary's County, dangerous roads, seasonality and route safety data for fleets. Patterns use St. Mary's County numbers.
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 |
Compared with Maryland, St. Mary's County is lower 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 Leonardtown: SR-234 deadliest road: 2 fatal truck crashes within 10 miles of Leonardtown since 2015.
Overview
Police reported 367 crashes involving commercial trucks in St. Mary's County since 2015: 243 people were injured and 8 were killed.
In complete reporting years that works out to about one truck crash every 12 days.
Leonardtown had 8 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use St. Mary's County numbers.
85% of truck crash reports in St. Mary's County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
Truck crashes peak in March (12.0% of the year) and are lowest in February (6.3%).
The five winter months (November to March) hold 41.8% of truck crashes, against 40.4% across Maryland.
The busiest hour is 12–1 pm, with 11.4% of truck crashes.
Road surface: 0.6% of truck crashes were on snow, slush or ice (Maryland: 2.4%).
Where crashes happen
Within this area, SR-234 had the most fatal crashes involving a large truck since 2015 (2). It is followed by SR-235 (1), SR-247 (1) and SR-4 (1).
Garbage & waste trucks
14 crashes involved a garbage or refuse truck, a 3.8% share (Maryland: 3.1%).
Route planning tips for Leonardtown fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in St. Mary's County.
- Look at alternatives to SR-234 at busy times: it leads this area in fatal truck crashes.
- Morning starts matter: 31.7% of truck crashes fall between 6 and 10 am, higher than Maryland.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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.
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-235 | 1 |
| SR-247 | 1 |
| SR-4 | 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 |
Leonardtown at a glance
| Population | 5,041 |
| Land area | 3.9 sq mi |
| Density | 1,309 per sq mi |
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 |
In the 1990s about 14 truck crashes a year were reported; in the 2020s, about 34. Reporting coverage also changed between these periods. Fatal large-truck crashes: 1.5 a year in 2016–19, 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Leonardtown
How many truck crashes happen in Leonardtown?
St. Mary's County has had 367 reported truck crashes since 2015, injuring 243 people and killing 8.
Which road has the most fatal truck crashes in Leonardtown?
SR-234 had 2 fatal crashes involving a large truck within 10 miles of Leonardtown since 2015, more than any other road.
What is the worst month for truck crashes in Leonardtown?
The worst month is March: 12.0% of truck crashes in St. Mary's County happen then.
Are garbage truck crashes common in Leonardtown?
Since 2015, St. Mary's County has reported 14 garbage-truck crashes, or 3.8% of its truck crashes.
What is the truck crash rate in Leonardtown compared with Maryland?
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 Leonardtown?
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.