ZIP 80104 (Castle Rock, CO) truck route planning & crash data
Plan safer truck routes around ZIP 80104: 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. It runs above Colorado on on snow, slush or ice and in rain, sleet or snow.
The headline for ZIP 80104: SR-83 most fatal truck crashes within 10 miles of ZIP 80104: 4 since 2015.
Overview
Douglas County has recorded 959 truck crashes since 2015, with 260 people injured and 20 killed.
In complete reporting years that works out to about one truck crash every 4 days.
When crashes happen
The worst month is January with 9.8% of truck crashes; the quietest is June at 6.5%.
Winter months (Nov–Mar) carry 44.0% of truck crashes, vs 43.5% for Colorado.
The busiest hour is 11 am–12 pm, 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
SR-83 leads within 10 miles of ZIP 80104 with 4 fatal crashes involving a large truck since 2015. After it: I-25 (3), Butterfield Crossing Dr (1) and CR-SPRUCE Mountain Rd (1).
Garbage & waste trucks
Garbage trucks account for 19 of the truck crashes here, or 2.0%, compared with 2.8% in Colorado.
Route planning tips for ZIP 80104 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Where you can, review stops along SR-83; it has the most fatal large-truck crashes nearby.
- 17.8% of truck crashes were on snow, slush or ice, above Colorado; plan winter equipment checks before the season.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Douglas County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-83 | 4 |
| I-25 | 3 |
| Butterfield Crossing Dr | 1 |
| CR-SPRUCE Mountain Rd | 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 80104 at a glance
| Population | 38,479 |
| Density | 210 per sq mi |
| Median household income | $134,335 |
| Median home value | $624,583 |
| Home ownership | 79% |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 37 to 88. Some of the change may reflect how crashes were reported. 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 80104
How many truck accidents are there in ZIP 80104?
959 truck crashes have been reported in Douglas County since 2015, with 20 deaths and 260 injuries.
Where do fatal truck crashes happen most in ZIP 80104?
SR-83 had 4 fatal crashes involving a large truck within 10 miles of ZIP 80104 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 80104?
January has the most truck crashes in Douglas County, 9.8% of the yearly total.
Are garbage truck crashes common in ZIP 80104?
19 crashes involving garbage or refuse trucks have been reported in Douglas County since 2015, 2.0% of all truck crashes.
How does ZIP 80104 compare with Colorado for truck crashes?
Douglas County records 21.0 truck crashes per 100,000 residents a year, against 32.6 across Colorado.
How can I plan a safer truck route in ZIP 80104?
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.