ZIP 81323 (Dolores, CO) truck route planning & crash data
Plan safer truck routes around ZIP 81323: commercial truck and garbage truck crashes here and in Dolores 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
2 of 74 truck crashes since 2015.
Deadliest roads
How Dolores County compares with Colorado
Dolores County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Dolores County stands out
Full comparison
| Measure (2015–2025) | Dolores County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 261.6 | 32.6 | 49.7 | 8.0× the state |
| Deaths per 100 crashes | 1.4 | 5.1 | 3.4 | 73% below the state |
| Injuries per crash | 0.24 | 0.32 | 0.49 | 25% below the state |
| Garbage-truck share | 2.8% | 2.8% | 2.3% | same |
| On snow, slush or ice | 43.7% | 14.8% | 6.2% | 3.0× the state |
| Morning rush (6–10 am) | 19.7% | 25.7% | 23.7% | 23% below the state |
| In rain, sleet or snow | 36.6% | 13.2% | 13.8% | 2.8× the state |
| Winter months (Nov–Mar) | 71.8% | 43.5% | 41.9% | 1.7× the state |
| After dark | 39.4% | 22.4% | 24.8% | 1.8× the state |
Dolores County sits below Colorado on deaths per 100 crashes, injuries per crash and morning rush (6–10 am). It runs above Colorado on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
What stands out in Dolores County: 43.7% of truck crashes happened on snow, slush or ice, vs 14.8% in Colorado.
Overview
Dolores County has recorded 74 truck crashes since 2015, with 19 people injured and 1 killed.
Across the years with complete reporting, that is roughly one truck crash every 57 days.
When crashes happen
February has the most truck crashes, 18.9% of the yearly total, while April has the fewest (0.0%).
Winter months (Nov–Mar) carry 71.8% of truck crashes, vs 43.5% for Colorado.
The busiest hour is 7–8 am, with 9.5% of truck crashes.
Snow, slush or ice was on the road in 43.7% of truck crashes, compared with 14.8% in Colorado.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 81323 since 2015 were spread across roads: SR-145 (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 2.7%, compared with 2.8% in Colorado.
Route planning tips for ZIP 81323 fleets
- Review driver schedules for February, the month with the most truck crashes.
- Icy and snowy roads show up in 43.7% of truck crashes here, more than Colorado; schedule winter checks early.
- 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 Dolores County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-145 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Dolores County) |
|---|---|
| Hwy 491 At Mp 60 | 7 |
| Hwy 491 At Mp 53 | 3 |
| Hwy 491 370 Feet N Of Mp 59 | 3 |
| Hwy 491 .90 Miles N Of Mp 60 | 3 |
| Hwy 491 2,112 Feet N Of Mp 62 | 2 |
| Hwy 491 At Mp 50 | 2 |
| Hwy 491 At Mp 52 | 2 |
| Hwy 491 At Mp 55 | 2 |
ZIP 81323 at a glance
| Population | 5,191 |
| Density | 3 per sq mi |
| Median household income | $75,393 |
| Median home value | $383,903 |
| Home ownership | 75% |
Waste facilities and haulers nearby
Historical data: truck crashes in Dolores 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 | 4 | — | 0.3 |
| 2000s | 4 | -3% | 0.1 |
| 2010s | 4 | -5% | 0.1 |
| 2020s | 8 | +103% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 4 to 8. Some of the change may reflect how crashes were reported. NHTSA counts 0.0 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 81323
How common are truck crashes in ZIP 81323?
Since 2015, 74 crashes involving commercial trucks were reported in Dolores County (19 injured, 1 killed).
What is the worst month for truck crashes in ZIP 81323?
February has the most truck crashes in Dolores County, 18.9% of the yearly total.
How many garbage truck crashes are there in ZIP 81323?
2 crashes involving garbage or refuse trucks have been reported in Dolores County since 2015, 2.7% of all truck crashes.
How do truck crashes in ZIP 81323 compare with Colorado?
The yearly rate is 261.6 truck crashes per 100,000 residents in Dolores County, vs 32.6 for Colorado.
What is the best way to plan truck routes in ZIP 81323?
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.