ZIP 80021 (Broomfield, CO) truck route planning & crash data
Plan safer truck routes around ZIP 80021: 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 ZIP 80021: I-25 most fatal truck crashes within 10 miles of ZIP 80021: 7 since 2015.
Overview
Police reported 1,011 crashes involving commercial trucks in Jefferson County since 2015: 322 people were injured and 56 were killed.
Across the years with complete reporting, that is roughly 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%).
November through March accounts for 42.2% of truck crashes here, compared with 43.5% in Colorado.
By time of day, 7–8 am stands out with 9.4% of truck crashes.
Snow, slush or ice was on the road in 14.4% of truck crashes, compared with 14.8% in Colorado.
Where crashes happen
Within this area, I-25 had the most fatal crashes involving a large truck since 2015 (7). It is followed by I-70 (5), SR-93 (4) and I-76 (3).
Garbage & waste trucks
Garbage trucks account for 36 of the truck crashes here, or 3.6%, compared with 2.8% in Colorado.
Their busiest month is July, with 17% of garbage-truck crashes.
Deaths per 100 garbage-truck crashes: 0.0, vs 5.8 for all truck crashes.
Route planning tips for ZIP 80021 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Look at alternatives to I-25 at busy times: it leads this area in fatal truck crashes.
- 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) |
|---|---|
| I-25 | 7 |
| I-70 | 5 |
| SR-93 | 4 |
| I-76 | 3 |
| SR-53 | 3 |
| US-287 | 3 |
| Irma Dr | 2 |
| SR-128 | 2 |
| SR-95 | 2 |
| CR-BANNOCK St | 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 80021 at a glance
| Population | 36,555 |
| Density | 854 per sq mi |
| Median household income | $110,038 |
| Median home value | $567,994 |
| Home ownership | 50% |
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 |
In the 1990s about 79 truck crashes a year were reported; in the 2020s, about 76. Reporting coverage also changed between these periods. 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 80021
How many truck accidents are there in ZIP 80021?
Jefferson County has had 1,011 reported truck crashes since 2015, injuring 322 people and killing 56.
Where do fatal truck crashes happen most in ZIP 80021?
I-25 had 7 fatal crashes involving a large truck within 10 miles of ZIP 80021 since 2015, more than any other road.
Which month has the most truck crashes in ZIP 80021?
The worst month is January: 10.2% of truck crashes in Jefferson County happen then.
Are garbage truck crashes common in ZIP 80021?
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 80021 compared with Colorado?
The yearly rate is 14.9 truck crashes per 100,000 residents in Jefferson County, vs 32.6 for Colorado.
What is the best way to plan truck routes in ZIP 80021?
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.