ZIP 73546 (Grandfield, OK) truck route planning & crash data
Plan safer truck routes around ZIP 73546: commercial truck and garbage truck crashes here and in Tillman 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
0 of 28 truck crashes since 2015.
Deadliest roads
How Tillman County compares with Oklahoma
Tillman County against Oklahoma and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Tillman County stands out
Full comparison
| Measure (2015–2025) | Tillman County | Oklahoma | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 33.7 | 79.3 | 49.7 | 58% below the state |
| Deaths per 100 crashes | 4.0 | 4.1 | 3.4 | same |
| Injuries per crash | 0.88 | 0.44 | 0.49 | 2.0× the state |
| Garbage-truck share | 0.0% | 1.4% | 2.3% | 100% below the state |
| On snow, slush or ice | 12.0% | 5.3% | 6.2% | 2.3× the state |
| Morning rush (6–10 am) | 32.0% | 22.6% | 23.7% | 1.4× the state |
| In rain, sleet or snow | 4.0% | 12.8% | 13.8% | 69% below the state |
| Winter months (Nov–Mar) | 40.0% | 40.4% | 41.9% | same |
| After dark | 20.0% | 25.4% | 24.8% | 21% below the state |
Tillman County sits below Oklahoma on crashes per 100k residents / yr, garbage-truck share and in rain, sleet or snow. It stands out for higher injuries per crash, on snow, slush or ice and morning rush (6–10 am).
The headline for Tillman County: September the month with the most truck crashes: 25.0% of the year's total.
Overview
Police reported 28 crashes involving commercial trucks in Tillman County since 2015: 25 people were injured and 2 were killed.
That averages about one truck crash every 161 days in fully reported years.
When crashes happen
The worst month is September with 25.0% of truck crashes; the quietest is June at 0.0%.
The five winter months (November to March) hold 40.0% of truck crashes, against 40.4% across Oklahoma.
By time of day, 9–10 am stands out with 14.3% of truck crashes.
12.0% of truck crashes here happened on snow, slush or ice, against 5.3% across Oklahoma.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 73546 since 2015 were spread across roads: US-70 (1).
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Tillman County since 2015.
Route planning tips for ZIP 73546 fleets
- Plan September schedules with more margin; it is the worst month for truck crashes in Tillman County.
- The morning rush (6–10 am) holds 32.0% of truck crashes here, more than Oklahoma; adjust start times where you can.
- With 12.0% of truck crashes on snow, slush or ice (above Oklahoma), plan winter equipment checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Tillman County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-70 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Tillman County) |
|---|---|
| Sh-5 | 6 |
| US-183 | 6 |
| US-62 | 3 |
| US-70 | 3 |
| County Road (Ns 219) | 2 |
| County Road (Ew 1830) | 1 |
| County Road (Ew 185) | 1 |
| County Road (Ew 1900) | 1 |
ZIP 73546 at a glance
| Population | 1,127 |
| Density | 3 per sq mi |
| Median household income | $33,846 |
| Median home value | $60,969 |
| Home ownership | 63% |
Historical data: truck crashes in Tillman 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 | — | 0.5 |
| 2000s | 5 | +74% | 0.0 |
| 2010s | 2 | -50% | 0.3 |
| 2020s | 2 | -20% | 0.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 3 to 2. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.5 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 73546
How common are truck crashes in ZIP 73546?
Since 2015, 28 crashes involving commercial trucks were reported in Tillman County (25 injured, 2 killed).
Which month has the most truck crashes in ZIP 73546?
Truck crashes in Tillman County peak in September, with 25.0% of the year's crashes.
How many garbage truck accidents happen in ZIP 73546?
Garbage trucks were involved in 0 reported crashes in Tillman County since 2015 (0.0% of truck crashes).
What is the truck crash rate in ZIP 73546 compared with Oklahoma?
Per 100,000 residents, Tillman County has 33.7 truck crashes a year; Oklahoma has 79.3.
How do I plan a garbage truck route in ZIP 73546?
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.