Lafayette, CO truck route planning & crash data
Plan safer truck routes in Lafayette: commercial truck and garbage truck crashes in Lafayette and Boulder County, dangerous roads, seasonality and route safety data for fleets. Patterns use Boulder County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
4.5 deaths per 100 garbage-truck crashes vs 4.5 for all trucks.
Deadliest roads
How Boulder County compares with Colorado
Boulder County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Boulder County stands out
Full comparison
| Measure (2015–2025) | Boulder County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 14.6 | 32.6 | 49.7 | 55% below the state |
| Deaths per 100 crashes | 4.5 | 5.1 | 3.4 | 12% below the state |
| Injuries per crash | 0.36 | 0.32 | 0.49 | 1.1× the state |
| Garbage-truck share | 4.1% | 2.8% | 2.3% | 1.5× the state |
| On snow, slush or ice | 10.2% | 14.8% | 6.2% | 31% below the state |
| Morning rush (6–10 am) | 29.0% | 25.7% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 10.0% | 13.2% | 13.8% | 24% below the state |
| Winter months (Nov–Mar) | 42.9% | 43.5% | 41.9% | same |
| After dark | 10.0% | 22.4% | 24.8% | 55% below the state |
Boulder County sits below Colorado on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher injuries per crash, garbage-truck share and morning rush (6–10 am).
What stands out in Boulder County: 1 in 24 of truck crashes here involve garbage trucks: 4.1%, vs 2.8% in Colorado.
Overview
Since 2015, 563 crashes involving commercial trucks have been reported in Boulder County. They injured 212 people and killed 24.
In complete reporting years that works out to about one truck crash every 8 days.
Lafayette had 36 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Boulder County numbers.
36% of truck crash reports in Boulder County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
Truck crashes peak in June (10.8% of the year) and are lowest in April (5.9%).
The five winter months (November to March) hold 42.9% of truck crashes, against 43.5% across Colorado.
More truck crashes happen at 1–2 pm than at any other hour (11.0%).
10.2% of truck crashes here happened on snow, slush or ice, against 14.8% across Colorado.
Where crashes happen
Fatal large-truck crashes within 10 miles of Lafayette since 2015 were spread across roads: I-25 (5), US-287 (5), SR-7 (3), SR-128 (2) and SR-52 (2).
Garbage & waste trucks
Garbage trucks account for 24 of the truck crashes here, or 4.3%, compared with 2.8% in Colorado.
Garbage-truck crashes peak in August (17% of them).
Per 100 crashes, garbage trucks recorded 4.5 deaths compared with 4.5 for all trucks.
Route planning tips for Lafayette fleets
- Review driver schedules for June, the month with the most truck crashes.
- For residential and commercial waste routes, look again at August schedules: garbage-truck crashes peak then.
- 29.0% of truck crashes happen between 6 and 10 am, above Colorado; consider earlier or later starts where possible.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Boulder County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-25 | 5 |
| US-287 | 5 |
| SR-7 | 3 |
| SR-128 | 2 |
| SR-52 | 2 |
| Aggregate Blvd | 1 |
| SR-119 | 1 |
| SR-121 | 1 |
| SR-93 | 1 |
| US-36 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Boulder County) |
|---|---|
| Hwy 287 At Mp 306 | 4 |
| Hwy 66 At Mp 37 | 4 |
| Ken Pratt Blvd At Bowen St | 3 |
| Hwy 66 At Mp 38 | 3 |
| Hwy 52 At Mp 6 | 3 |
| Hwy 36 At Mp 44 | 3 |
| Hwy 36 At Mp 42 | 3 |
| Hwy 36 At Mp 40 | 3 |
Lafayette at a glance
| Population | 30,587 |
| Land area | 9.3 sq mi |
| Density | 3,305 per sq mi |
| Median household income (ZIP 80026) | $120,187 |
| Median home value (ZIP 80026) | $703,703 |
Waste facilities and haulers nearby
Historical data: truck crashes in Boulder 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 | 34 | — | 1.4 |
| 2000s | 46 | +36% | 1.9 |
| 2010s | 50 | +8% | 2.6 |
| 2020s | 44 | -13% | 1.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 34 to 44. Some of the change may reflect how crashes were reported. NHTSA counts 4.2 fatal large-truck crashes a year in 2016–19 and 1.4 a year in 2020–24.
Nearby places
Questions fleets ask about Lafayette
How many truck accidents are there in Lafayette?
Boulder County has had 563 reported truck crashes since 2015, injuring 212 people and killing 24.
When do most truck crashes happen in Lafayette?
Truck crashes in Boulder County peak in June, with 10.8% of the year's crashes.
How many garbage truck crashes are there in Lafayette?
24 crashes involving garbage or refuse trucks have been reported in Boulder County since 2015, 4.3% of all truck crashes.
What is the truck crash rate in Lafayette compared with Colorado?
Boulder County records 14.6 truck crashes per 100,000 residents a year, against 32.6 across Colorado.
How do I plan a garbage truck route in Lafayette?
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.