ZIP 48178 (South Lyon, MI) truck route planning & crash data
Plan safer truck routes around ZIP 48178: commercial truck and garbage truck crashes here and in Oakland 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
1.2 deaths per 100 garbage-truck crashes vs 0.9 for all trucks.
Deadliest roads
How Oakland County compares with Michigan
Oakland County against Michigan and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Oakland County stands out
Full comparison
| Measure (2015–2025) | Oakland County | Michigan | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 40.3 | 52.4 | 49.7 | 23% below the state |
| Deaths per 100 crashes | 0.9 | 2.1 | 3.4 | 57% below the state |
| Injuries per crash | 0.29 | 0.30 | 0.49 | same |
| Garbage-truck share | 4.4% | 3.2% | 2.3% | 1.4× the state |
| On snow, slush or ice | 10.6% | 17.7% | 6.2% | 40% below the state |
| Morning rush (6–10 am) | 27.6% | 25.5% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 15.7% | 21.9% | 13.8% | 28% below the state |
| Winter months (Nov–Mar) | 39.3% | 44.4% | 41.9% | 11% below the state |
| After dark | 17.1% | 20.7% | 24.8% | 17% below the state |
Compared with Michigan, Oakland County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher garbage-truck share and morning rush (6–10 am).
What stands out in ZIP 48178: US-23 4 fatal truck crashes since 2015, more than any other road within 10 miles of ZIP 48178.
Overview
Police reported 6,145 crashes involving commercial trucks in Oakland County since 2015: 1,773 people were injured and 59 were killed.
That averages about 1 truck crash a day in fully reported years.
When crashes happen
July has the most truck crashes, 9.6% of the yearly total, while April has the fewest (6.9%).
November through March accounts for 39.3% of truck crashes here, compared with 44.4% in Michigan.
By time of day, 9–10 am stands out with 8.5% of truck crashes.
10.6% of truck crashes here happened on snow, slush or ice, against 17.7% across Michigan.
Where crashes happen
US-23 leads within 10 miles of ZIP 48178 with 4 fatal crashes involving a large truck since 2015. Next come Beck Rd (2), SR-14 (2) and CR-JOY Rd (1).
Garbage & waste trucks
Garbage trucks account for 267 of the truck crashes here, or 4.3%, compared with 3.2% in Michigan.
The most garbage-truck crashes happen in January (11%).
Per 100 crashes, garbage trucks recorded 1.2 deaths compared with 0.9 for all trucks.
Route planning tips for ZIP 48178 fleets
- Review driver schedules for July, the month with the most truck crashes.
- Check whether your routes use US-23, the road with the most fatal truck crashes in this area.
- Waste haulers: January is the peak month for garbage-truck crashes in Oakland County.
- 27.6% of truck crashes happen between 6 and 10 am, above Michigan; consider earlier or later starts where possible.
- 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 Oakland County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-23 | 4 |
| Beck Rd | 2 |
| SR-14 | 2 |
| CR-JOY Rd | 1 |
| CR-MILFORD Rd | 1 |
| CR-PONTIAC Trail | 1 |
| CR-TUTHILL Rd | 1 |
| CR-W Grand River Ave | 1 |
| Currie Rd | 1 |
| Five Mile Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Oakland County) |
|---|---|
| I-75 | 539 |
| I-696 | 350 |
| Mile | 320 |
| Telegraph | 316 |
| I-96 | 232 |
| Lapeer | 176 |
| Woodward | 136 |
| Highland | 122 |
ZIP 48178 at a glance
| Population | 37,789 |
| Density | 304 per sq mi |
| Median household income | $131,558 |
| Median home value | $404,284 |
| Home ownership | 91% |
Waste facilities and haulers nearby
Historical data: truck crashes in Oakland 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 | 385 | — | 7.5 |
| 2000s | 408 | +6% | 6.5 |
| 2010s | 355 | -13% | 4.0 |
| 2020s | 558 | +57% | 3.8 |
Reported truck crashes averaged 385 a year in the 1990s and 558 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 3.8 a year in 2016–19, 3.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 48178
How many truck crashes happen in ZIP 48178?
Oakland County has had 6,145 reported truck crashes since 2015, injuring 1,773 people and killing 59.
What is the most dangerous road for trucks in ZIP 48178?
NHTSA data shows US-23 with 4 fatal large-truck crashes within 10 miles of ZIP 48178 since 2015, the highest of any road.
What is the worst month for truck crashes in ZIP 48178?
Truck crashes in Oakland County peak in July, with 9.6% of the year's crashes.
Are garbage truck crashes common in ZIP 48178?
267 crashes involving garbage or refuse trucks have been reported in Oakland County since 2015, 4.3% of all truck crashes.
How does ZIP 48178 compare with Michigan for truck crashes?
Oakland County records 40.3 truck crashes per 100,000 residents a year, against 52.4 across Michigan.
How do I plan a garbage truck route in ZIP 48178?
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.