ZIP 80433 (Conifer, CO) truck route planning & crash data
Plan safer truck routes around ZIP 80433: commercial truck and garbage truck crashes here and in Jefferson 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 5.8 for all trucks.
Deadliest roads
How Jefferson County compares with Colorado
Jefferson County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Jefferson County stands out
Full comparison
| Measure (2015–2025) | Jefferson County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 14.9 | 32.6 | 49.7 | 54% below the state |
| Deaths per 100 crashes | 5.8 | 5.1 | 3.4 | 1.1× the state |
| Injuries per crash | 0.31 | 0.32 | 0.49 | same |
| Garbage-truck share | 3.7% | 2.8% | 2.3% | 1.3× the state |
| On snow, slush or ice | 14.4% | 14.8% | 6.2% | same |
| Morning rush (6–10 am) | 26.6% | 25.7% | 23.7% | same |
| In rain, sleet or snow | 12.6% | 13.2% | 13.8% | same |
| Winter months (Nov–Mar) | 42.2% | 43.5% | 41.9% | same |
| After dark | 17.0% | 22.4% | 24.8% | 24% below the state |
Jefferson County has lower values than Colorado for crashes per 100k residents / yr and after dark. It runs above Colorado on deaths per 100 crashes and garbage-truck share.
What stands out in Jefferson County: 1 in 27 garbage-truck share of crashes is 3.7%, against 2.8% for Colorado.
Overview
Police reported 1,011 crashes involving commercial trucks in Jefferson County since 2015: 322 people were injured and 56 were killed.
In complete reporting years that works out to about one truck crash every 4 days.
When crashes happen
Truck crashes peak in January (10.2% of the year) and are lowest in December (6.4%).
Winter months (Nov–Mar) carry 42.2% of truck crashes, vs 43.5% for Colorado.
More truck crashes happen at 7–8 am than at any other hour (9.4%).
Snow, slush or ice was on the road in 14.4% of truck crashes, compared with 14.8% in Colorado.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 80433 happened on US-285 (2) and CR-126 (1); no road leads clearly.
Garbage & waste trucks
36 crashes involved a garbage or refuse truck, a 3.6% share (Colorado: 2.8%).
Garbage-truck crashes peak in July (17% of them).
Deaths per 100 garbage-truck crashes: 0.0, vs 5.8 for all truck crashes.
Route planning tips for ZIP 80433 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Waste haulers: July is the peak month for garbage-truck crashes in Jefferson County.
- 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 Jefferson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-285 | 2 |
| CR-126 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Jefferson County) |
|---|---|
| I 70 At Mp 259 | 11 |
| C470 At Mp 1 | 7 |
| Hwy 285 At Mp 240 | 7 |
| I 70 At Mp 262 | 7 |
| I70 At Mp 262 | 6 |
| I 70 At Ward Rd | 6 |
| I 70 At Mp 257 | 6 |
| I 70 At Mp 253 | 6 |
ZIP 80433 at a glance
| Population | 8,292 |
| Density | 48 per sq mi |
| Median household income | $134,402 |
| Median home value | $765,580 |
| Home ownership | 92% |
Waste facilities and haulers nearby
Historical data: truck crashes in Jefferson 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 | 79 | — | 2.7 |
| 2000s | 114 | +44% | 2.3 |
| 2010s | 98 | -14% | 1.9 |
| 2020s | 76 | -22% | 3.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 79 to 76. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 2.5 a year in 2016–19, 3.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 80433
How many truck crashes happen in ZIP 80433?
Since 2015, 1,011 crashes involving commercial trucks were reported in Jefferson County (322 injured, 56 killed).
What is the worst month for truck crashes in ZIP 80433?
Truck crashes in Jefferson County peak in January, with 10.2% of the year's crashes.
Are garbage truck crashes common in ZIP 80433?
Since 2015, Jefferson County has reported 36 garbage-truck crashes, or 3.6% of its truck crashes.
How does ZIP 80433 compare with Colorado for truck crashes?
The yearly rate is 14.9 truck crashes per 100,000 residents in Jefferson County, vs 32.6 for Colorado.
How can I plan a safer truck route in ZIP 80433?
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.