ZIP 85172 (Stanfield, AZ) truck route planning & crash data
Plan safer truck routes around ZIP 85172: commercial truck and garbage truck crashes here and in Pinal 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
3.8 deaths per 100 garbage-truck crashes vs 6.9 for all trucks.
Deadliest roads
How Pinal County compares with Arizona
Pinal County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Pinal County stands out
Full comparison
| Measure (2015–2025) | Pinal County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 34.0 | 35.9 | 49.7 | same |
| Deaths per 100 crashes | 6.9 | 5.2 | 3.4 | 1.3× the state |
| Injuries per crash | 0.25 | 0.19 | 0.49 | 1.3× the state |
| Garbage-truck share | 1.4% | 1.6% | 2.3% | 14% below the state |
| On snow, slush or ice | 0.2% | 3.2% | 6.2% | 95% below the state |
| Morning rush (6–10 am) | 20.7% | 22.6% | 23.7% | 8% below the state |
| In rain, sleet or snow | 3.6% | 5.3% | 13.8% | 31% below the state |
| Winter months (Nov–Mar) | 43.6% | 42.1% | 41.9% | same |
| After dark | 29.3% | 30.0% | 24.8% | same |
Compared with Arizona, Pinal County is lower on garbage-truck share, on snow, slush or ice and morning rush (6–10 am). It stands out for higher deaths per 100 crashes and injuries per crash.
Pinal County at a glance: 0.2% on snowy, slushy or icy roads, against 3.2% across Arizona.
Overview
Pinal County has recorded 2,060 truck crashes since 2015, with 550 people injured and 136 killed.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
When crashes happen
January has the most truck crashes, 10.0% of the yearly total, while November has the fewest (7.0%).
Winter months (Nov–Mar) carry 43.6% of truck crashes, vs 42.1% for Arizona.
By time of day, 11 am–12 pm stands out with 6.8% of truck crashes.
Snow, slush or ice was on the road in 0.2% of truck crashes, compared with 3.2% in Arizona.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 85172 since 2015 were spread across roads: I-8 (2), SR-347 (2), I-10 (1), Maricopa Casa Grande Hwy (1) and Maricopa-Casa Grande Hwy (1).
Garbage & waste trucks
Garbage trucks account for 28 of the truck crashes here, or 1.4%, compared with 1.6% in Arizona.
Garbage-truck crashes peak in March (14% of them).
Per 100 crashes, garbage trucks recorded 3.8 deaths compared with 6.9 for all trucks.
Route planning tips for ZIP 85172 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Waste haulers: March is the peak month for garbage-truck crashes in Pinal County.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Pinal County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-8 | 2 |
| SR-347 | 2 |
| I-10 | 1 |
| Maricopa Casa Grande Hwy | 1 |
| Maricopa-Casa Grande Hwy | 1 |
| Midway Rd | 1 |
| SR-84 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Pinal County) |
|---|---|
| I-10 Noncard@M182 | 14 |
| I-10 Noncard@M177 | 14 |
| I-10 Noncard@M181 | 12 |
| I-10 Noncard@M179 | 12 |
| I-8 Exit 178 A-Ramp@M178A | 11 |
| I-10 Noncard@M203 | 9 |
| I-10 Noncard@M194 | 9 |
| I-10 Noncard@M185 | 9 |
ZIP 85172 at a glance
| Population | 1,688 |
| Density | 9 per sq mi |
| Median household income | $71,806 |
| Median home value | $158,227 |
| Home ownership | 47% |
Waste facilities and haulers nearby
Historical data: truck crashes in Pinal 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 | — | 5.6 |
| 2000s | 102 | +250% | 9.5 |
| 2010s | 80 | -21% | 6.7 |
| 2020s | 187 | +132% | 9.2 |
In the 1990s about 29 truck crashes a year were reported; in the 2020s, about 187. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 8.0 a year in 2016–19 and 9.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 85172
How many truck accidents are there in ZIP 85172?
Pinal County has had 2,060 reported truck crashes since 2015, injuring 550 people and killing 136.
When do most truck crashes happen in ZIP 85172?
Truck crashes in Pinal County peak in January, with 10.0% of the year's crashes.
Are garbage truck crashes common in ZIP 85172?
Since 2015, Pinal County has reported 28 garbage-truck crashes, or 1.4% of its truck crashes.
How do truck crashes in ZIP 85172 compare with Arizona?
Pinal County records 34.0 truck crashes per 100,000 residents a year, against 35.9 across Arizona.
How do I plan a garbage truck route in ZIP 85172?
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.