ZIP 20868 (Spencerville, MD) truck route planning & crash data
Plan safer truck routes around ZIP 20868: commercial truck and garbage truck crashes here and in Montgomery 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
2.2 deaths per 100 garbage-truck crashes vs 1.0 for all trucks.
Deadliest roads
How Montgomery County compares with Maryland
Montgomery County against Maryland and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Montgomery County stands out
Full comparison
| Measure (2015–2025) | Montgomery County | Maryland | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 31.8 | 49.3 | 49.7 | 35% below the state |
| Deaths per 100 crashes | 1.0 | 2.2 | 3.4 | 55% below the state |
| Injuries per crash | 0.53 | 0.53 | 0.49 | same |
| Garbage-truck share | 4.8% | 3.1% | 2.3% | 1.6× the state |
| On snow, slush or ice | 1.9% | 2.4% | 6.2% | 19% below the state |
| Morning rush (6–10 am) | 26.3% | 24.7% | 23.7% | same |
| In rain, sleet or snow | 15.9% | 13.8% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 40.1% | 40.4% | 41.9% | same |
| After dark | 24.9% | 25.2% | 24.8% | same |
Montgomery County has lower values than Maryland for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. Where it is higher: garbage-truck share and in rain, sleet or snow.
The headline for Montgomery County: 1 in 21 of truck crashes here involve garbage trucks: 4.8%, vs 3.1% in Maryland.
Overview
Since 2015, 3,957 crashes involving commercial trucks have been reported in Montgomery County. They injured 2,079 people and killed 38.
Across the years with complete reporting, that is roughly 1 truck crash every day.
When crashes happen
Truck crashes peak in December (9.6% of the year) and are lowest in February (6.8%).
November through March accounts for 40.1% of truck crashes here, compared with 40.4% in Maryland.
More truck crashes happen at 8–9 am than at any other hour (8.4%).
Road surface: 1.9% of truck crashes were on snow, slush or ice (Maryland: 2.4%).
Where crashes happen
Within this area, I-95 had the most fatal crashes involving a large truck since 2015 (22). After it: I-495 (4), US-1 (4) and SR-32 (3).
Garbage & waste trucks
Garbage and refuse trucks were involved in 190 crashes, 4.8% of the total, against 3.1% across Maryland.
The most garbage-truck crashes happen in September (12%).
Deaths per 100 garbage-truck crashes: 2.2, vs 1.0 for all truck crashes.
Route planning tips for ZIP 20868 fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in Montgomery County.
- Check whether your routes use I-95, the road with the most fatal truck crashes in this area.
- For residential and commercial waste routes, look again at September schedules: garbage-truck crashes peak then.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Montgomery County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-95 | 22 |
| I-495 | 4 |
| US-1 | 4 |
| SR-32 | 3 |
| SR-193 | 2 |
| CR-1140 | 1 |
| CR-121 | 1 |
| CR-124 Arcola Ave | 1 |
| CR-1910 | 1 |
| CR-2362 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Montgomery County) |
|---|---|
| Capital Beltway | 851 |
| Eisenhower Memorial Hwy | 456 |
| Georgia Ave | 92 |
| Shady Grove Rd | 83 |
| Frederick Rd | 82 |
| Acrs Marked Off Road | 75 |
| New Hampshire Ave | 72 |
| Rockville Pike | 55 |
ZIP 20868 at a glance
| Population | 198 |
| Density | 47 per sq mi |
| Median household income | $143,333 |
| Median home value | $617,237 |
| Home ownership | 100% |
Waste facilities and haulers nearby
Historical data: truck crashes in Montgomery 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 | 177 | — | 3.7 |
| 2000s | 206 | +17% | 3.6 |
| 2010s | 262 | +27% | 2.6 |
| 2020s | 354 | +35% | 3.0 |
Reported truck crashes averaged 177 a year in the 1990s and 354 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 2.0 fatal large-truck crashes a year in 2016–19 and 3.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 20868
How many truck accidents are there in ZIP 20868?
Montgomery County has had 3,957 reported truck crashes since 2015, injuring 2,079 people and killing 38.
Where do fatal truck crashes happen most in ZIP 20868?
Since 2015, I-95 has had the most fatal large-truck crashes within 10 miles of ZIP 20868: 22.
Which month has the most truck crashes in ZIP 20868?
Truck crashes in Montgomery County peak in December, with 9.6% of the year's crashes.
Are garbage truck crashes common in ZIP 20868?
190 crashes involving garbage or refuse trucks have been reported in Montgomery County since 2015, 4.8% of all truck crashes.
How do truck crashes in ZIP 20868 compare with Maryland?
Montgomery County records 31.8 truck crashes per 100,000 residents a year, against 49.3 across Maryland.
What is the best way to plan truck routes in ZIP 20868?
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.