Mechanicsville, MD truck route planning & crash data
Plan safer truck routes in Mechanicsville: commercial truck and garbage truck crashes in Mechanicsville 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 |
St. Mary's County has lower values than Maryland for 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).
Mechanicsville at a glance: SR-234 4 fatal truck crashes since 2015, more than any other road within 10 miles of Mechanicsville.
Overview
Police reported 367 crashes involving commercial trucks in St. Mary's County since 2015: 243 people were injured and 8 were killed.
That averages about one truck crash every 12 days in fully reported years.
Mechanicsville 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.
More truck crashes happen at 12–1 pm than at any other hour (11.4%).
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 (4). After it: CR-2 (1), SR-231 (1) and SR-247 (1).
Garbage & waste trucks
14 crashes involved a garbage or refuse truck, a 3.8% share (Maryland: 3.1%).
Route planning tips for Mechanicsville fleets
- Review driver schedules for March, the month with the most truck crashes.
- Where you can, review stops along SR-234; it has the most fatal large-truck crashes nearby.
- 31.7% of truck crashes happen between 6 and 10 am, above Maryland; consider earlier or later starts where possible.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 St. Mary's County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-234 | 4 |
| CR-2 | 1 |
| SR-231 | 1 |
| SR-247 | 1 |
| SR-6 | 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 |
Mechanicsville at a glance
| Land area | 5.2 sq mi |
| Median household income (ZIP 20659) | $121,654 |
| Median home value (ZIP 20659) | $416,039 |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 14 to 34. Some of the change may reflect how crashes were reported. NHTSA counts 1.5 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Mechanicsville
How many truck crashes happen in Mechanicsville?
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 Mechanicsville?
SR-234 had 4 fatal crashes involving a large truck within 10 miles of Mechanicsville since 2015, more than any other road.
When do most truck crashes happen in Mechanicsville?
The worst month is March: 12.0% of truck crashes in St. Mary's County happen then.
How many garbage truck crashes are there in Mechanicsville?
Since 2015, St. Mary's County has reported 14 garbage-truck crashes, or 3.8% of its truck crashes.
How do truck crashes in Mechanicsville compare 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 Mechanicsville?
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.