ZIP 80109 (Castle Rock, CO) truck route planning & crash data
Plan safer truck routes around ZIP 80109: commercial truck and garbage truck crashes here and in Douglas 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
19 of 959 truck crashes since 2015.
Deadliest roads
How Douglas County compares with Colorado
Douglas County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Douglas County stands out
Full comparison
| Measure (2015–2025) | Douglas County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 21.0 | 32.6 | 49.7 | 36% below the state |
| Deaths per 100 crashes | 2.2 | 5.1 | 3.4 | 57% below the state |
| Injuries per crash | 0.27 | 0.32 | 0.49 | 16% below the state |
| Garbage-truck share | 1.9% | 2.8% | 2.3% | 33% below the state |
| On snow, slush or ice | 17.8% | 14.8% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 24.1% | 25.7% | 23.7% | same |
| In rain, sleet or snow | 14.6% | 13.2% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 44.0% | 43.5% | 41.9% | same |
| After dark | 21.2% | 22.4% | 24.8% | same |
Douglas County has lower values than Colorado for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: on snow, slush or ice and in rain, sleet or snow.
The headline for Douglas County: 2.2 deaths per 100 truck crashes, vs 5.1 in Colorado.
Overview
Police reported 959 crashes involving commercial trucks in Douglas County since 2015: 260 people were injured and 20 were killed.
That averages about one truck crash every 4 days in fully reported years.
When crashes happen
The worst month is January with 9.8% of truck crashes; the quietest is June at 6.5%.
The five winter months (November to March) hold 44.0% of truck crashes, against 43.5% across Colorado.
By time of day, 11 am–12 pm stands out with 8.9% of truck crashes.
17.8% of truck crashes here happened on snow, slush or ice, against 14.8% across Colorado.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 80109 since 2015: I-25 (3), SR-83 (3), Butterfield Crossing Dr (1) and SR-67 (1). No single road stands out.
Garbage & waste trucks
19 crashes involved a garbage or refuse truck, a 2.0% share (Colorado: 2.8%).
Route planning tips for ZIP 80109 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Icy and snowy roads show up in 17.8% of truck crashes here, more than Colorado; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Douglas County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-25 | 3 |
| SR-83 | 3 |
| Butterfield Crossing Dr | 1 |
| SR-67 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Douglas County) |
|---|---|
| I25 At Mp 172 | 14 |
| I 25 At Mp 181 | 11 |
| I25 At Mp 194 | 9 |
| I25 At Mp 168 | 9 |
| I25 At Mp 167 | 9 |
| Hwy 470 At Mp 17 | 8 |
| I 25 At Mp 189 | 8 |
| I 25 At Mp 193 | 8 |
ZIP 80109 at a glance
| Population | 28,400 |
| Density | 422 per sq mi |
| Median household income | $155,025 |
| Median home value | $675,700 |
| Home ownership | 81% |
Waste facilities and haulers nearby
Historical data: truck crashes in Douglas 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 | 37 | — | 1.4 |
| 2000s | 69 | +87% | 1.5 |
| 2010s | 68 | -2% | 1.3 |
| 2020s | 88 | +30% | 2.2 |
Reported truck crashes averaged 37 a year in the 1990s and 88 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 1.5 a year in 2016–19 and 2.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 80109
How many truck crashes happen in ZIP 80109?
959 truck crashes have been reported in Douglas County since 2015, with 20 deaths and 260 injuries.
When do most truck crashes happen in ZIP 80109?
Truck crashes in Douglas County peak in January, with 9.8% of the year's crashes.
How many garbage truck accidents happen in ZIP 80109?
Since 2015, Douglas County has reported 19 garbage-truck crashes, or 2.0% of its truck crashes.
How do truck crashes in ZIP 80109 compare with Colorado?
Douglas County records 21.0 truck crashes per 100,000 residents a year, against 32.6 across Colorado.
How do I plan a garbage truck route in ZIP 80109?
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.