ZIP 21036 (Dayton, MD) truck route planning & crash data
Plan safer truck routes around ZIP 21036: commercial truck and garbage truck crashes here and in Howard 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
0.0 deaths per 100 garbage-truck crashes vs 2.0 for all trucks.
Deadliest roads
How Howard County compares with Maryland
Howard County against Maryland and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Howard County stands out
Full comparison
| Measure (2015–2025) | Howard County | Maryland | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 61.9 | 49.3 | 49.7 | 1.3× the state |
| Deaths per 100 crashes | 2.0 | 2.2 | 3.4 | 9% below the state |
| Injuries per crash | 0.41 | 0.53 | 0.49 | 23% below the state |
| Garbage-truck share | 2.2% | 3.1% | 2.3% | 28% below the state |
| On snow, slush or ice | 2.5% | 2.4% | 6.2% | same |
| Morning rush (6–10 am) | 26.0% | 24.7% | 23.7% | same |
| In rain, sleet or snow | 13.5% | 13.8% | 13.8% | same |
| Winter months (Nov–Mar) | 40.7% | 40.4% | 41.9% | same |
| After dark | 28.3% | 25.2% | 24.8% | 1.1× the state |
Howard County sits below Maryland on deaths per 100 crashes, injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr and after dark.
ZIP 21036 at a glance: I-70 6 fatal truck crashes since 2015, more than any other road within 10 miles of ZIP 21036.
Overview
Howard County has recorded 2,423 truck crashes since 2015, with 1,016 people injured and 49 killed.
In complete reporting years that works out to about one truck crash every 2 days.
When crashes happen
The worst month is October with 9.9% of truck crashes; the quietest is April at 6.5%.
Winter months (Nov–Mar) carry 40.7% of truck crashes, vs 40.4% for Maryland.
More truck crashes happen at 2–3 pm than at any other hour (7.1%).
Road surface: 2.5% of truck crashes were on snow, slush or ice (Maryland: 2.4%).
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 21036 is I-70, with 6 fatal large-truck crashes since 2015. It is followed by SR-32 (3), CR-3283 (1) and CR-70 (1).
Garbage & waste trucks
Garbage trucks account for 53 of the truck crashes here, or 2.2%, compared with 3.1% in Maryland.
The most garbage-truck crashes happen in May (13%).
Deaths per 100 garbage-truck crashes: 0.0, vs 2.0 for all truck crashes.
Route planning tips for ZIP 21036 fleets
- Review driver schedules for October, the month with the most truck crashes.
- Look at alternatives to I-70 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in May; review collection routes for that month.
- 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 Howard County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-70 | 6 |
| SR-32 | 3 |
| CR-3283 | 1 |
| CR-70 | 1 |
| SR-198 | 1 |
| SR-97 | 1 |
| US-29 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Howard County) |
|---|---|
| No Name | 1,054 |
| Washington Blvd | 175 |
| Columbia Pike | 61 |
| Sykesville Rd | 53 |
| Patuxent Pkwy | 53 |
| Waterloo Rd | 52 |
| Acrs Marked Off Road | 42 |
| Is95 | 28 |
ZIP 21036 at a glance
| Population | 2,569 |
| Density | 159 per sq mi |
| Median household income | $218,036 |
| Median home value | $884,367 |
| Home ownership | 99% |
Waste facilities and haulers nearby
Historical data: truck crashes in Howard 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 | 104 | — | 3.6 |
| 2000s | 116 | +12% | 3.5 |
| 2010s | 174 | +50% | 3.1 |
| 2020s | 219 | +26% | 4.4 |
In the 1990s about 104 truck crashes a year were reported; in the 2020s, about 219. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 3.5 a year in 2016–19 and 4.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 21036
How common are truck crashes in ZIP 21036?
Since 2015, 2,423 crashes involving commercial trucks were reported in Howard County (1,016 injured, 49 killed).
Which road has the most fatal truck crashes in ZIP 21036?
NHTSA data shows I-70 with 6 fatal large-truck crashes within 10 miles of ZIP 21036 since 2015, the highest of any road.
When do most truck crashes happen in ZIP 21036?
October has the most truck crashes in Howard County, 9.9% of the yearly total.
How many garbage truck crashes are there in ZIP 21036?
Garbage trucks were involved in 53 reported crashes in Howard County since 2015 (2.2% of truck crashes).
How do truck crashes in ZIP 21036 compare with Maryland?
The yearly rate is 61.9 truck crashes per 100,000 residents in Howard County, vs 49.3 for Maryland.
How do I plan a garbage truck route in ZIP 21036?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.