ZIP 85138 (Maricopa, AZ) truck route planning & crash data
Plan safer truck routes around ZIP 85138: 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 |
Pinal County has lower values than Arizona for 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
Since 2015, 2,060 crashes involving commercial trucks have been reported in Pinal County. They injured 550 people and killed 136.
That averages about one truck crash every 2 days in fully reported years.
When crashes happen
January has the most truck crashes, 10.0% of the yearly total, while November has the fewest (7.0%).
The five winter months (November to March) hold 43.6% of truck crashes, against 42.1% across Arizona.
More truck crashes happen at 11 am–12 pm than at any other hour (6.8%).
Snow, slush or ice was on the road in 0.2% of truck crashes, compared with 3.2% in Arizona.
Where crashes happen
SR-347 leads within 10 miles of ZIP 85138 with 4 fatal crashes involving a large truck since 2015. Next come Maricopa Casa Grande Hwy (1) and Maricopa-Casa Grande Hwy (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 28 crashes, 1.4% of the total, against 1.6% across 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 85138 fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Pinal County.
- Check whether your routes use SR-347, the road with the most fatal truck crashes in this area.
- Garbage-truck crashes here peak in March; review collection routes for that month.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
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) |
|---|---|
| SR-347 | 4 |
| Maricopa Casa Grande Hwy | 1 |
| Maricopa-Casa Grande Hwy | 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 85138 at a glance
| Population | 55,260 |
| Density | 252 per sq mi |
| Median household income | $95,867 |
| Median home value | $378,316 |
| Home ownership | 82% |
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. NHTSA counts 8.0 fatal large-truck crashes a year in 2016–19 and 9.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 85138
How many truck crashes happen in ZIP 85138?
Since 2015, 2,060 crashes involving commercial trucks were reported in Pinal County (550 injured, 136 killed).
What is the most dangerous road for trucks in ZIP 85138?
SR-347 had 4 fatal crashes involving a large truck within 10 miles of ZIP 85138 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 85138?
The worst month is January: 10.0% of truck crashes in Pinal County happen then.
Are garbage truck crashes common in ZIP 85138?
28 crashes involving garbage or refuse trucks have been reported in Pinal County since 2015, 1.4% of all truck crashes.
How does ZIP 85138 compare with Arizona for truck crashes?
The yearly rate is 34.0 truck crashes per 100,000 residents in Pinal County, vs 35.9 for Arizona.
How do I plan a garbage truck route in ZIP 85138?
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.