ZIP 85637 (Sonoita, AZ) truck route planning & crash data
Plan safer truck routes around ZIP 85637: commercial truck and garbage truck crashes here and in Santa Cruz 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
2 of 207 truck crashes since 2015.
Deadliest roads
How Santa Cruz County compares with Arizona
Santa Cruz County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Santa Cruz County stands out
Full comparison
| Measure (2015–2025) | Santa Cruz County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 34.9 | 35.9 | 49.7 | same |
| Deaths per 100 crashes | 5.2 | 5.2 | 3.4 | same |
| Injuries per crash | 0.17 | 0.19 | 0.49 | 11% below the state |
| Garbage-truck share | 1.0% | 1.6% | 2.3% | 34% below the state |
| On snow, slush or ice | 0.0% | 3.2% | 6.2% | 100% below the state |
| Morning rush (6–10 am) | 12.4% | 22.6% | 23.7% | 45% below the state |
| In rain, sleet or snow | 3.1% | 5.3% | 13.8% | 41% below the state |
| Winter months (Nov–Mar) | 45.4% | 42.1% | 41.9% | 1.1× the state |
| After dark | 19.1% | 30.0% | 24.8% | 36% below the state |
Santa Cruz County sits below Arizona on injuries per crash, garbage-truck share and on snow, slush or ice. Where it is higher: winter months (nov–mar).
What stands out in Santa Cruz County: 0.0% of truck crashes happened on snow, slush or ice, vs 3.2% in Arizona.
Overview
Police reported 207 crashes involving commercial trucks in Santa Cruz County since 2015: 41 people were injured and 10 were killed.
In complete reporting years that works out to about one truck crash every 21 days.
When crashes happen
Truck crashes peak in April (12.6% of the year) and are lowest in September (3.9%).
November through March accounts for 45.4% of truck crashes here, compared with 42.1% in Arizona.
By time of day, 2–3 pm stands out with 13.0% of truck crashes.
Snow, slush or ice was on the road in 0.0% of truck crashes, compared with 3.2% in Arizona.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 85637 since 2015 were spread across roads: SR-82 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 1.0% of the total, against 1.6% across Arizona.
Route planning tips for ZIP 85637 fleets
- Review driver schedules for April, the month with the most truck crashes.
- 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 Santa Cruz County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-82 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Santa Cruz County) |
|---|---|
| Sr-19B (1)@12 Mesa Verde Dr | 5 |
| I-19 Noncard@M025 | 4 |
| Sr-82@M032 | 3 |
| I-19 Noncard@M029 | 3 |
| I-19 Noncard@M023 | 3 |
| I-19 Noncard@M005 | 3 |
| 12W Mariposa Rd @12N Loma Mariposa | 3 |
| 12N Mariposa Rd @12N Target Range | 2 |
ZIP 85637 at a glance
| Population | 1,105 |
| Density | 3 per sq mi |
| Median household income | $99,688 |
| Median home value | $468,074 |
| Home ownership | 89% |
Waste facilities and haulers nearby
Historical data: truck crashes in Santa Cruz 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 | 3 | — | 0.4 |
| 2000s | 13 | +287% | 0.5 |
| 2010s | 9 | -27% | 0.6 |
| 2020s | 17 | +81% | 0.4 |
Reported truck crashes averaged 3 a year in the 1990s and 17 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.5 a year in 2016–19, 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 85637
How common are truck crashes in ZIP 85637?
Since 2015, 207 crashes involving commercial trucks were reported in Santa Cruz County (41 injured, 10 killed).
Which month has the most truck crashes in ZIP 85637?
The worst month is April: 12.6% of truck crashes in Santa Cruz County happen then.
How many garbage truck accidents happen in ZIP 85637?
Since 2015, Santa Cruz County has reported 2 garbage-truck crashes, or 1.0% of its truck crashes.
How does ZIP 85637 compare with Arizona for truck crashes?
Per 100,000 residents, Santa Cruz County has 34.9 truck crashes a year; Arizona has 35.9.
What is the best way to plan truck routes in ZIP 85637?
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.