Costilla County, CO truck route planning & crash data
Plan safer truck routes in Costilla County: commercial truck and garbage truck crashes, 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
1 of 56 truck crashes since 2015.
Deadliest roads
How Costilla County compares with Colorado
Costilla County against Colorado and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Costilla County stands out
Full comparison
| Measure (2015–2025) | Costilla County | Colorado | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 135.6 | 32.6 | 49.7 | 4.2× the state |
| Deaths per 100 crashes | 16.4 | 5.1 | 3.4 | 3.2× the state |
| Injuries per crash | 0.44 | 0.32 | 0.49 | 1.4× the state |
| Garbage-truck share | 1.8% | 2.8% | 2.3% | 35% below the state |
| On snow, slush or ice | 30.9% | 14.8% | 6.2% | 2.1× the state |
| Morning rush (6–10 am) | 18.2% | 25.7% | 23.7% | 29% below the state |
| In rain, sleet or snow | 23.6% | 13.2% | 13.8% | 1.8× the state |
| Winter months (Nov–Mar) | 50.9% | 43.5% | 41.9% | 1.2× the state |
| After dark | 41.8% | 22.4% | 24.8% | 1.9× the state |
Costilla County sits below Colorado on garbage-truck share and morning rush (6–10 am). It runs above Colorado on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Costilla County: 16.4 people killed per 100 truck crashes (Colorado: 5.1).
Overview
Since 2015, 56 crashes involving commercial trucks have been reported in Costilla County. They injured 24 people and killed 9.
That averages about one truck crash every 73 days in fully reported years.
When crashes happen
The worst month is December with 17.9% of truck crashes; the quietest is February at 3.6%.
Winter months (Nov–Mar) carry 50.9% of truck crashes, vs 43.5% for Colorado.
By time of day, 2–3 pm stands out with 12.5% of truck crashes.
Snow, slush or ice was on the road in 30.9% of truck crashes, compared with 14.8% in Colorado.
Where crashes happen
The deadliest road for trucks in Costilla County is US-160, with 9 fatal large-truck crashes since 2015.
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 1.8%, compared with 2.8% in Colorado.
Route planning tips for Costilla County fleets
- Build extra time into December routes: it has the most truck crashes here.
- Look at alternatives to US-160 at busy times: it leads this area in fatal truck crashes.
- With 30.9% of truck crashes on snow, slush or ice (above Colorado), plan winter equipment checks early.
- 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 Costilla County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Costilla County) |
|---|---|
| US-160 | 9 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Costilla County) |
|---|---|
| Hwy 160 At Mp 276 | 3 |
| Hwy 160 1,056 Feet E Of Mp 259 | 2 |
| Hwy 160 At Mp 249 | 2 |
| Hwy 160 At Mp 262 | 2 |
| Hwy 160 At Mp 266 | 2 |
| Hwy 160 At Mp 273 | 2 |
| Hwy 160 At Mp 275 | 2 |
| Hwy 160 At Mp 278 | 2 |
Costilla County at a glance
| Population | 3,686 |
| Land area | 1,227.6 sq mi |
| Density | 3 per sq mi |
| Median household income (ZIP average) | $41,254 |
Waste facilities and haulers nearby
Historical data: truck crashes in Costilla 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 | 5 | — | 0.1 |
| 2000s | 4 | -10% | 0.1 |
| 2010s | 6 | +30% | 1.0 |
| 2020s | 6 | -2% | 0.4 |
Reported truck crashes averaged 5 a year in the 1990s and 6 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.8 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Cities, towns & communities in Costilla County
ZIP codes in Costilla County
Nearby counties
Questions fleets ask about Costilla County
How many truck accidents are there in Costilla County?
Costilla County has had 56 reported truck crashes since 2015, injuring 24 people and killing 9.
Which road has the most fatal truck crashes in Costilla County?
US-160 had 9 fatal crashes involving a large truck in Costilla County since 2015, more than any other road.
What is the worst month for truck crashes in Costilla County?
December has the most truck crashes in Costilla County, 17.9% of the yearly total.
Are garbage truck crashes common in Costilla County?
Garbage trucks were involved in 1 reported crash in Costilla County since 2015 (1.8% of truck crashes).
How does Costilla County compare with Colorado for truck crashes?
The yearly rate is 135.6 truck crashes per 100,000 residents in Costilla County, vs 32.6 for Colorado.
What is the best way to plan truck routes in Costilla County?
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.