Frederick, CO truck route planning & crash data
Plan safer truck routes in Frederick: commercial truck and garbage truck crashes in Frederick and Weld County, dangerous roads, seasonality and route safety data for fleets. Patterns use Weld County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
6.2 deaths per 100 garbage-truck crashes vs 7.7 for all trucks.
Deadliest roads
How Weld County compares with Colorado
Weld County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Weld County stands out
Full comparison
| Measure (2015–2025) | Weld County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 59.3 | 32.6 | 49.7 | 1.8× the state |
| Deaths per 100 crashes | 7.7 | 5.1 | 3.4 | 1.5× the state |
| Injuries per crash | 0.39 | 0.32 | 0.49 | 1.2× the state |
| Garbage-truck share | 2.0% | 2.8% | 2.3% | 28% below the state |
| On snow, slush or ice | 7.4% | 14.8% | 6.2% | 50% below the state |
| Morning rush (6–10 am) | 27.9% | 25.7% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 7.9% | 13.2% | 13.8% | 40% below the state |
| Winter months (Nov–Mar) | 39.1% | 43.5% | 41.9% | 10% below the state |
| After dark | 21.2% | 22.4% | 24.8% | same |
Compared with Colorado, Weld County is lower on garbage-truck share, on snow, slush or ice and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Frederick: US-85 deadliest road: 12 fatal truck crashes within 10 miles of Frederick since 2015.
Overview
Since 2015, 2,554 crashes involving commercial trucks have been reported in Weld County. They injured 1,008 people and killed 198.
In complete reporting years that works out to about one truck crash every 2 days.
Only 44 truck crashes were reported in Frederick since 2015; patterns below come from Weld County as a whole.
55% of truck crash reports in Weld County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is August with 10.2% of truck crashes; the quietest is April at 6.3%.
November through March accounts for 39.1% of truck crashes here, compared with 43.5% in Colorado.
More truck crashes happen at 7–8 am than at any other hour (8.3%).
Road surface: 7.4% of truck crashes were on snow, slush or ice (Colorado: 14.8%).
Where crashes happen
US-85 leads within 10 miles of Frederick with 12 fatal crashes involving a large truck since 2015. Next come I-25 (9), SR-66 (5) and SR-119 (4).
Garbage & waste trucks
Garbage and refuse trucks were involved in 53 crashes, 2.1% of the total, against 2.8% across Colorado.
Their busiest month is October, with 17% of garbage-truck crashes.
They recorded 6.2 deaths per 100 crashes, against 7.7 for all trucks.
Route planning tips for Frederick fleets
- Build extra time into August routes: it has the most truck crashes here.
- Look at alternatives to US-85 at busy times: it leads this area in fatal truck crashes.
- For residential and commercial waste routes, look again at October schedules: garbage-truck crashes peak then.
- Morning starts matter: 27.9% of truck crashes fall between 6 and 10 am, higher than Colorado.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Weld County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-85 | 12 |
| I-25 | 9 |
| SR-66 | 5 |
| SR-119 | 4 |
| SR-52 | 4 |
| SR-7 | 3 |
| US-287 | 3 |
| CR-19 | 2 |
| Hover St | 2 |
| Aggregate Blvd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Weld County) |
|---|---|
| I25 At Mp 250 | 13 |
| Hwy 85 At Mp 238 | 13 |
| I 25 At Mp 252 | 11 |
| Hwy 34 At Cr 49 | 10 |
| Hwy 85 At Cr 44 | 9 |
| Hwy 85 At Cr 8 | 9 |
| I 25 At Mp 249 | 9 |
| Hwy 34 At Mp 99 | 8 |
Frederick at a glance
| Population | 17,937 |
| Land area | 15.2 sq mi |
| Density | 1,179 per sq mi |
| Median household income (ZIP 80520) | $63,529 |
Waste facilities and haulers nearby
Historical data: truck crashes in Weld 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 | 83 | — | 6.1 |
| 2000s | 140 | +68% | 7.3 |
| 2010s | 200 | +43% | 10.7 |
| 2020s | 215 | +7% | 13.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 83 to 215. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 16.0 a year in 2016–19, 13.8 a year in 2020–24.
Nearby places
Questions fleets ask about Frederick
How many truck accidents are there in Frederick?
2,554 truck crashes have been reported in Weld County since 2015, with 198 deaths and 1,008 injuries.
Which road has the most fatal truck crashes in Frederick?
US-85 had 12 fatal crashes involving a large truck within 10 miles of Frederick since 2015, more than any other road.
What is the worst month for truck crashes in Frederick?
August has the most truck crashes in Weld County, 10.2% of the yearly total.
How many garbage truck accidents happen in Frederick?
Since 2015, Weld County has reported 53 garbage-truck crashes, or 2.1% of its truck crashes.
What is the truck crash rate in Frederick compared with Colorado?
Per 100,000 residents, Weld County has 59.3 truck crashes a year; Colorado has 32.6.
How do I plan a garbage truck route in Frederick?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.