ZIP 84535 (Monticello, UT) truck route planning & crash data
Plan safer truck routes around ZIP 84535: commercial truck and garbage truck crashes here and in San Juan 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
1 of 187 truck crashes since 2015.
Deadliest roads
How San Juan County compares with Utah
San Juan County against Utah and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where San Juan County stands out
Full comparison
| Measure (2015–2025) | San Juan County | Utah | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 102.1 | 35.6 | 49.7 | 2.9× the state |
| Deaths per 100 crashes | 6.7 | 3.6 | 3.4 | 1.9× the state |
| Injuries per crash | 0.47 | 0.47 | 0.49 | same |
| Garbage-truck share | 0.6% | 1.5% | 2.3% | 60% below the state |
| On snow, slush or ice | 7.9% | 9.0% | 6.2% | 12% below the state |
| Morning rush (6–10 am) | 20.7% | 23.6% | 23.7% | 12% below the state |
| In rain, sleet or snow | 7.9% | 15.8% | 13.8% | 50% below the state |
| Winter months (Nov–Mar) | 46.3% | 43.0% | 41.9% | 1.1× the state |
| After dark | 33.5% | 24.1% | 24.8% | 1.4× the state |
San Juan County sits below Utah on garbage-truck share, on snow, slush or ice and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and winter months (nov–mar).
What stands out in San Juan County: January the month with the most truck crashes: 16.6% of the year's total.
Overview
Police reported 187 crashes involving commercial trucks in San Juan County since 2015: 82 people were injured and 14 were killed.
Across the years with complete reporting, that is roughly one truck crash every 24 days.
When crashes happen
The worst month is January with 16.6% of truck crashes; the quietest is December at 4.3%.
The five winter months (November to March) hold 46.3% of truck crashes, against 43.0% across Utah.
More truck crashes happen at 3–4 pm than at any other hour (8.6%).
7.9% of truck crashes here happened on snow, slush or ice, against 9.0% across Utah.
Where crashes happen
Within this area, US-191 had the most fatal crashes involving a large truck since 2015 (3). After it: SR-191 (2).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 0.5%, compared with 1.5% in Utah.
Route planning tips for ZIP 84535 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Look at alternatives to US-191 at busy times: it leads this area in fatal truck crashes.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in San Juan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-191 | 3 |
| SR-191 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (San Juan County) |
|---|---|
| SR-191 | 39 |
| SR-491 | 11 |
| SR-163 | 5 |
| SR-95 | 3 |
| Sr-191, At - 12 Feet P Of Sr-191 | 3 |
| Sr-191, At Mp 114 | 3 |
| Sr191 At Mm84 | 3 |
| E Center Street 450 | 2 |
ZIP 84535 at a glance
| Population | 2,731 |
| Density | 1 per sq mi |
| Median household income | $75,625 |
| Median home value | $333,658 |
| Home ownership | 83% |
Waste facilities and haulers nearby
Historical data: truck crashes in San Juan 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 | 11 | — | 0.9 |
| 2000s | 13 | +19% | 1.1 |
| 2010s | 14 | +5% | 0.7 |
| 2020s | 14 | -1% | 1.8 |
Reported truck crashes averaged 11 a year in the 1990s and 14 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.2 a year in 2016–19, 1.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 84535
How many truck crashes happen in ZIP 84535?
187 truck crashes have been reported in San Juan County since 2015, with 14 deaths and 82 injuries.
What is the most dangerous road for trucks in ZIP 84535?
Since 2015, US-191 has had the most fatal large-truck crashes within 10 miles of ZIP 84535: 3.
What is the worst month for truck crashes in ZIP 84535?
Truck crashes in San Juan County peak in January, with 16.6% of the year's crashes.
How many garbage truck accidents happen in ZIP 84535?
1 crash involving garbage or refuse trucks have been reported in San Juan County since 2015, 0.5% of all truck crashes.
What is the truck crash rate in ZIP 84535 compared with Utah?
Per 100,000 residents, San Juan County has 102.1 truck crashes a year; Utah has 35.6.
How do I plan a garbage truck route in ZIP 84535?
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.