ZIP 85139 (Maricopa, AZ) truck route planning & crash data
Plan safer truck routes around ZIP 85139: 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% share of truck crashes on snow, slush or ice (Arizona: 3.2%).
Overview
Since 2015, 2,060 crashes involving commercial trucks have been reported in Pinal County. They injured 550 people and killed 136.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
When crashes happen
Truck crashes peak in January (10.0% of the year) and are lowest in November (7.0%).
Winter months (Nov–Mar) carry 43.6% of truck crashes, vs 42.1% for 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
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 85139 happened on I-8 (2) and SR-347 (1); no road leads clearly.
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).
Deaths per 100 garbage-truck crashes: 3.8, vs 6.9 for all truck crashes.
Route planning tips for ZIP 85139 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.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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) |
|---|---|
| I-8 | 2 |
| SR-347 | 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 85139 at a glance
| Population | 20,784 |
| Density | 16 per sq mi |
| Median household income | $86,894 |
| Median home value | $335,717 |
| Home ownership | 83% |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 29 to 187. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 8.0 a year in 2016–19, 9.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 85139
How many truck crashes happen in ZIP 85139?
Since 2015, 2,060 crashes involving commercial trucks were reported in Pinal County (550 injured, 136 killed).
Which month has the most truck crashes in ZIP 85139?
Truck crashes in Pinal County peak in January, with 10.0% of the year's crashes.
How many garbage truck crashes are there in ZIP 85139?
Garbage trucks were involved in 28 reported crashes in Pinal County since 2015 (1.4% of truck crashes).
What is the truck crash rate in ZIP 85139 compared with Arizona?
Per 100,000 residents, Pinal County has 34.0 truck crashes a year; Arizona has 35.9.
What is the best way to plan truck routes in ZIP 85139?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.