Derby, CO truck route planning & crash data
Plan safer truck routes in Derby: commercial truck and garbage truck crashes in Derby and Adams County, dangerous roads, seasonality and route safety data for fleets. Patterns use Adams County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
6.5 deaths per 100 garbage-truck crashes vs 3.4 for all trucks.
Deadliest roads
How Adams County compares with Colorado
Adams County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Adams County stands out
Full comparison
| Measure (2015–2025) | Adams County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 42.0 | 32.6 | 49.7 | 1.3× the state |
| Deaths per 100 crashes | 3.4 | 5.1 | 3.4 | 33% below the state |
| Injuries per crash | 0.28 | 0.32 | 0.49 | 12% below the state |
| Garbage-truck share | 3.1% | 2.8% | 2.3% | 1.1× the state |
| On snow, slush or ice | 7.2% | 14.8% | 6.2% | 51% below the state |
| Morning rush (6–10 am) | 27.5% | 25.7% | 23.7% | same |
| In rain, sleet or snow | 8.1% | 13.2% | 13.8% | 38% below the state |
| Winter months (Nov–Mar) | 42.7% | 43.5% | 41.9% | same |
| After dark | 20.6% | 22.4% | 24.8% | 8% below the state |
Adams County has lower values than Colorado for deaths per 100 crashes, injuries per crash and on snow, slush or ice. Where it is higher: crashes per 100k residents / yr and garbage-truck share.
What stands out in Adams County: April more garbage-truck crashes happen in April than in any other month (17%).
Overview
Since 2015, 2,673 crashes involving commercial trucks have been reported in Adams County. They injured 777 people and killed 89.
In complete reporting years that works out to about one truck crash every 2 days.
Only 0 truck crashes were reported in Derby since 2015; patterns below come from Adams County as a whole.
35% of truck crash reports in Adams County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
Truck crashes peak in February (9.1% of the year) and are lowest in May (7.4%).
The five winter months (November to March) hold 42.7% of truck crashes, against 43.5% across Colorado.
By time of day, 8–9 am stands out with 8.4% of truck crashes.
Snow, slush or ice was on the road in 7.2% of truck crashes, compared with 14.8% in Colorado.
Where crashes happen
The deadliest road for trucks within 10 miles of Derby is I-70, with 13 fatal large-truck crashes since 2015. After it: I-25 (10), I-76 (6) and SR-470 (4).
Garbage & waste trucks
Garbage trucks account for 84 of the truck crashes here, or 3.1%, compared with 2.8% in Colorado.
The most garbage-truck crashes happen in April (17%).
They recorded 6.5 deaths per 100 crashes, against 3.4 for all trucks.
Route planning tips for Derby fleets
- Review driver schedules for February, the month with the most truck crashes.
- Where you can, review stops along I-70; it has the most fatal large-truck crashes nearby.
- Waste haulers: April is the peak month for garbage-truck crashes in Adams County.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Adams County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-70 | 13 |
| I-25 | 10 |
| I-76 | 6 |
| SR-470 | 4 |
| I-225 | 3 |
| SR-35 | 3 |
| SR-53 | 3 |
| US-85 | 3 |
| E 56th Ave | 2 |
| I-270 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Adams County) |
|---|---|
| I-25 | 53 |
| I270 At Hwy 85 | 17 |
| I 25 At Mp 217 | 11 |
| I 76 At Mp 6 | 11 |
| I 25 At Mp 221 | 10 |
| I 70 At N Chambers Rd | 10 |
| I76 At Mp 10 | 9 |
| I25 At Mp 218 | 9 |
Derby at a glance
| Land area | 1.8 sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Adams 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 | 129 | — | 4.3 |
| 2000s | 192 | +50% | 3.4 |
| 2010s | 207 | +7% | 5.5 |
| 2020s | 223 | +8% | 6.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 129 to 223. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 8.8 a year in 2016–19 and 6.8 a year in 2020–24.
Nearby places
Questions fleets ask about Derby
How many truck accidents are there in Derby?
Adams County has had 2,673 reported truck crashes since 2015, injuring 777 people and killing 89.
Which road has the most fatal truck crashes in Derby?
Since 2015, I-70 has had the most fatal large-truck crashes within 10 miles of Derby: 13.
What is the worst month for truck crashes in Derby?
The worst month is February: 9.1% of truck crashes in Adams County happen then.
How many garbage truck crashes are there in Derby?
Garbage trucks were involved in 84 reported crashes in Adams County since 2015 (3.1% of truck crashes).
How do truck crashes in Derby compare with Colorado?
Per 100,000 residents, Adams County has 42.0 truck crashes a year; Colorado has 32.6.
How can I plan a safer truck route in Derby?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.