ZIP 20880 (Washington Grove, MD) truck route planning & crash data
Plan safer truck routes around ZIP 20880: 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 |
Compared with Maryland, Montgomery County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Maryland on garbage-truck share and in rain, sleet or snow.
Montgomery County at a glance: 1 in 21 garbage-truck share of crashes is 4.8%, against 3.1% for Maryland.
Overview
Police reported 3,957 crashes involving commercial trucks in Montgomery County since 2015: 2,079 people were injured and 38 were killed.
That averages about 1 truck crash a day in fully reported years.
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.
The busiest hour is 8–9 am, with 8.4% of truck crashes.
1.9% of truck crashes here happened on snow, slush or ice, against 2.4% across Maryland.
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 20880 is I-270, with 4 fatal large-truck crashes since 2015. It is followed by SR-200 (2), SR-355 (2) and Ashbury Dr (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 190 crashes, 4.8% of the total, against 3.1% across Maryland.
Garbage-truck crashes peak in September (12% of them).
Deaths per 100 garbage-truck crashes: 2.2, vs 1.0 for all truck crashes.
Route planning tips for ZIP 20880 fleets
- Review driver schedules for December, the month with the most truck crashes.
- Check whether your routes use I-270, the road with the most fatal truck crashes in this area.
- Waste haulers: September is the peak month for garbage-truck crashes in Montgomery County.
- 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 Montgomery County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-270 | 4 |
| SR-200 | 2 |
| SR-355 | 2 |
| Ashbury Dr | 1 |
| CR-212 Shady Grove Rd | 1 |
| CR-3283 | 1 |
| CR-4139 Wightman Rd | 1 |
| I-97 | 1 |
| Mu-140 | 1 |
| SR-190 | 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 20880 at a glance
| Population | 577 |
| Density | 668 per sq mi |
| Median household income | $134,583 |
| Median home value | $610,179 |
| 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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 177 to 354. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 2.0 a year in 2016–19, 3.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 20880
How many truck accidents are there in ZIP 20880?
Montgomery County has had 3,957 reported truck crashes since 2015, injuring 2,079 people and killing 38.
Which road has the most fatal truck crashes in ZIP 20880?
I-270 had 4 fatal crashes involving a large truck within 10 miles of ZIP 20880 since 2015, more than any other road.
When do most truck crashes happen in ZIP 20880?
Truck crashes in Montgomery County peak in December, with 9.6% of the year's crashes.
How many garbage truck crashes are there in ZIP 20880?
Since 2015, Montgomery County has reported 190 garbage-truck crashes, or 4.8% of its truck crashes.
How does ZIP 20880 compare with Maryland for truck crashes?
The yearly rate is 31.8 truck crashes per 100,000 residents in Montgomery County, vs 49.3 for Maryland.
How can I plan a safer truck route in ZIP 20880?
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.