ZIP 80127 (Littleton, CO) truck route planning & crash data
Plan safer truck routes around ZIP 80127: 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. Where it is higher: deaths per 100 crashes and garbage-truck share.
ZIP 80127 at a glance: US-285 2 fatal truck crashes since 2015, more than any other road within 10 miles of ZIP 80127.
Overview
Jefferson County has recorded 1,011 truck crashes since 2015, with 322 people injured and 56 killed.
That averages about one truck crash every 4 days in fully reported years.
When crashes happen
The worst month is January with 10.2% of truck crashes; the quietest is December at 6.4%.
November through March accounts for 42.2% of truck crashes here, compared with 43.5% in Colorado.
The busiest hour is 7–8 am, with 9.4% of truck crashes.
Road surface: 14.4% of truck crashes were on snow, slush or ice (Colorado: 14.8%).
Where crashes happen
US-285 leads within 10 miles of ZIP 80127 with 2 fatal crashes involving a large truck since 2015. It is followed by S Kipling Pkwy (1), SR-121 (1) and SR-391 (1).
Garbage & waste trucks
Garbage trucks account for 36 of the truck crashes here, or 3.6%, compared with 2.8% in Colorado.
Garbage-truck crashes peak in July (17% of them).
Per 100 crashes, garbage trucks recorded 0.0 deaths compared with 5.8 for all trucks.
Route planning tips for ZIP 80127 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Where you can, review stops along US-285; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in July; 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 Jefferson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-285 | 2 |
| S Kipling Pkwy | 1 |
| SR-121 | 1 |
| SR-391 | 1 |
| SR-470 | 1 |
| US-85 | 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 80127 at a glance
| Population | 43,494 |
| Density | 253 per sq mi |
| Median household income | $137,040 |
| Median home value | $699,940 |
| Home ownership | 86% |
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 |
Reported truck crashes averaged 79 a year in the 1990s and 76 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 2.5 fatal large-truck crashes a year in 2016–19 and 3.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 80127
How common are truck crashes in ZIP 80127?
Since 2015, 1,011 crashes involving commercial trucks were reported in Jefferson County (322 injured, 56 killed).
Which road has the most fatal truck crashes in ZIP 80127?
Since 2015, US-285 has had the most fatal large-truck crashes within 10 miles of ZIP 80127: 2.
When do most truck crashes happen in ZIP 80127?
The worst month is January: 10.2% of truck crashes in Jefferson County happen then.
Are garbage truck crashes common in ZIP 80127?
Since 2015, Jefferson County has reported 36 garbage-truck crashes, or 3.6% of its truck crashes.
What is the truck crash rate in ZIP 80127 compared with Colorado?
Jefferson County records 14.9 truck crashes per 100,000 residents a year, against 32.6 across Colorado.
What is the best way to plan truck routes in ZIP 80127?
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.