Ajo, AZ truck route planning & crash data
Plan safer truck routes in Ajo: commercial truck and garbage truck crashes in Ajo and Pima County, dangerous roads, seasonality and route safety data for fleets. Patterns use Pima County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
9.8 deaths per 100 garbage-truck crashes vs 6.7 for all trucks.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Pima County compares with Arizona
Pima County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Pima County stands out
Full comparison
| Measure (2015–2025) | Pima County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 18.5 | 35.9 | 49.7 | 48% below the state |
| Deaths per 100 crashes | 6.7 | 5.2 | 3.4 | 1.3× the state |
| Injuries per crash | 0.17 | 0.19 | 0.49 | 11% below the state |
| Garbage-truck share | 1.9% | 1.6% | 2.3% | 1.2× the state |
| On snow, slush or ice | 0.4% | 3.2% | 6.2% | 87% below the state |
| Morning rush (6–10 am) | 25.1% | 22.6% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 4.9% | 5.3% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 44.3% | 42.1% | 41.9% | same |
| After dark | 25.3% | 30.0% | 24.8% | 16% below the state |
Compared with Arizona, Pima County is lower on crashes per 100k residents / yr, injuries per crash and on snow, slush or ice. It stands out for higher deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
What stands out in Pima County: 0.4% share of truck crashes on snow, slush or ice (Arizona: 3.2%).
Overview
Since 2015, 2,337 crashes involving commercial trucks have been reported in Pima County. They injured 429 people and killed 151.
In complete reporting years that works out to about one truck crash every 2 days.
Only 0 truck crashes were reported in Ajo since 2015; patterns below come from Pima County as a whole.
When crashes happen
The worst month is February with 9.5% of truck crashes; the quietest is April at 7.4%.
November through March accounts for 44.3% of truck crashes here, compared with 42.1% in Arizona.
By time of day, 8–9 am stands out with 7.3% of truck crashes.
Snow, slush or ice was on the road in 0.4% of truck crashes, compared with 3.2% in Arizona.
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of Ajo since 2015.
Garbage & waste trucks
Garbage and refuse trucks were involved in 46 crashes, 2.0% of the total, against 1.6% across Arizona.
Their busiest month is April, with 17% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 9.8 deaths compared with 6.7 for all trucks.
Route planning tips for Ajo fleets
- Review driver schedules for February, the month with the most truck crashes.
- For residential and commercial waste routes, look again at April schedules: garbage-truck crashes peak then.
- Morning starts matter: 25.1% of truck crashes fall between 6 and 10 am, higher than Arizona.
- 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 Pima County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Pima County) |
|---|---|
| I-10 Noncard@M264 | 36 |
| I-10 Noncard@M262 | 24 |
| I-10 Noncard@M255 | 22 |
| I-10 Noncard@M253 | 19 |
| I-10 Noncard@M252 | 18 |
| I-10 Noncard@M257 | 15 |
| I-10 Noncard@M268 | 14 |
| I-10 Noncard@M267 | 12 |
Ajo at a glance
| Land area | 33.3 sq mi |
| Median household income (ZIP 85321) | $53,180 |
| Median home value (ZIP 85321) | $121,706 |
Waste facilities and haulers nearby
Historical data: truck crashes in Pima 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 | 29 | — | 6.5 |
| 2000s | 173 | +494% | 7.4 |
| 2010s | 101 | -42% | 7.3 |
| 2020s | 199 | +97% | 12.4 |
In the 1990s about 29 truck crashes a year were reported; in the 2020s, about 199. Reporting coverage also changed between these periods. NHTSA counts 7.2 fatal large-truck crashes a year in 2016–19 and 12.4 a year in 2020–24.
Nearby places
Questions fleets ask about Ajo
How many truck accidents are there in Ajo?
Since 2015, 2,337 crashes involving commercial trucks were reported in Pima County (429 injured, 151 killed).
Which month has the most truck crashes in Ajo?
Truck crashes in Pima County peak in February, with 9.5% of the year's crashes.
How many garbage truck crashes are there in Ajo?
Since 2015, Pima County has reported 46 garbage-truck crashes, or 2.0% of its truck crashes.
What is the truck crash rate in Ajo compared with Arizona?
The yearly rate is 18.5 truck crashes per 100,000 residents in Pima County, vs 35.9 for Arizona.
What is the best way to plan truck routes in Ajo?
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.