Winslow, AZ truck route planning & crash data
Plan safer truck routes in Winslow: commercial truck and garbage truck crashes in Winslow and Navajo County, dangerous roads, seasonality and route safety data for fleets. Patterns use Navajo County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
4 of 971 truck crashes since 2015.
Deadliest roads
How Navajo County compares with Arizona
Navajo County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Navajo County stands out
Full comparison
| Measure (2015–2025) | Navajo County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 73.6 | 35.9 | 49.7 | 2.1× the state |
| Deaths per 100 crashes | 9.4 | 5.2 | 3.4 | 1.8× the state |
| Injuries per crash | 0.22 | 0.19 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.4% | 1.6% | 2.3% | 71% below the state |
| On snow, slush or ice | 6.3% | 3.2% | 6.2% | 2.0× the state |
| Morning rush (6–10 am) | 16.1% | 22.6% | 23.7% | 29% below the state |
| In rain, sleet or snow | 5.1% | 5.3% | 13.8% | same |
| Winter months (Nov–Mar) | 40.6% | 42.1% | 41.9% | same |
| After dark | 41.3% | 30.0% | 24.8% | 1.4× the state |
Navajo County has lower values than Arizona for garbage-truck share and morning rush (6–10 am). It runs above Arizona on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Navajo County at a glance: 6.3% share of truck crashes on snow, slush or ice (Arizona: 3.2%).
Overview
Since 2015, 971 crashes involving commercial trucks have been reported in Navajo County. They injured 248 people and killed 87.
In complete reporting years that works out to about one truck crash every 5 days.
With 144 truck crashes reported in Winslow since 2015, this page uses Navajo County numbers for its patterns and comparisons.
When crashes happen
July has the most truck crashes, 10.3% of the yearly total, while April has the fewest (6.6%).
The five winter months (November to March) hold 40.6% of truck crashes, against 42.1% across Arizona.
More truck crashes happen at 2–3 pm than at any other hour (6.1%).
Snow, slush or ice was on the road in 6.3% of truck crashes, compared with 3.2% in Arizona.
Where crashes happen
The deadliest road for trucks within 10 miles of Winslow is I-40, with 8 fatal large-truck crashes since 2015. After it: SR-99 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 4 crashes, 0.4% of the total, against 1.6% across Arizona.
Route planning tips for Winslow fleets
- Build extra time into July routes: it has the most truck crashes here.
- Where you can, review stops along I-40; it has the most fatal large-truck crashes nearby.
- 6.3% of truck crashes were on snow, slush or ice, above Arizona; plan winter equipment checks before the season.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Navajo County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-40 | 8 |
| SR-99 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Navajo County) |
|---|---|
| I-40 Noncard@M257 | 11 |
| I-40 Noncard@M284 | 10 |
| I-40 Noncard@M255 | 9 |
| I-40 Noncard@M271 | 8 |
| I-40 Noncard@M288 | 7 |
| I-40 Noncard@M258 | 6 |
| I-40 Noncard@M279 | 6 |
| I-40 Noncard@M282 | 6 |
Winslow at a glance
| Population | 8,577 |
| Land area | 13.0 sq mi |
| Density | 660 per sq mi |
| Median household income (ZIP 86047) | $54,441 |
| Median home value (ZIP 86047) | $128,248 |
Waste facilities and haulers nearby
Historical data: truck crashes in Navajo 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 | 12 | — | 2.7 |
| 2000s | 42 | +265% | 3.5 |
| 2010s | 36 | -14% | 2.3 |
| 2020s | 88 | +143% | 6.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 12 to 88. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 2.8 a year in 2016–19, 6.2 a year in 2020–24.
Nearby places
Questions fleets ask about Winslow
How many truck accidents are there in Winslow?
Navajo County has had 971 reported truck crashes since 2015, injuring 248 people and killing 87.
Which road has the most fatal truck crashes in Winslow?
I-40 had 8 fatal crashes involving a large truck within 10 miles of Winslow since 2015, more than any other road.
When do most truck crashes happen in Winslow?
Truck crashes in Navajo County peak in July, with 10.3% of the year's crashes.
Are garbage truck crashes common in Winslow?
Garbage trucks were involved in 4 reported crashes in Navajo County since 2015 (0.4% of truck crashes).
How do truck crashes in Winslow compare with Arizona?
The yearly rate is 73.6 truck crashes per 100,000 residents in Navajo County, vs 35.9 for Arizona.
How can I plan a safer truck route in Winslow?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.