ZIP 48418 (Byron, MI) truck route planning & crash data
Plan safer truck routes around ZIP 48418: commercial truck and garbage truck crashes here and in Shiawassee 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
13 of 473 truck crashes since 2015.
Deadliest roads
How Shiawassee County compares with Michigan
Shiawassee County against Michigan and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Shiawassee County stands out
Full comparison
| Measure (2015–2025) | Shiawassee County | Michigan | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 58.0 | 52.4 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 2.1 | 2.1 | 3.4 | same |
| Injuries per crash | 0.28 | 0.30 | 0.49 | same |
| Garbage-truck share | 2.8% | 3.2% | 2.3% | 14% below the state |
| On snow, slush or ice | 18.4% | 17.7% | 6.2% | same |
| Morning rush (6–10 am) | 27.2% | 25.5% | 23.7% | same |
| In rain, sleet or snow | 17.3% | 21.9% | 13.8% | 21% below the state |
| Winter months (Nov–Mar) | 41.7% | 44.4% | 41.9% | same |
| After dark | 24.6% | 20.7% | 24.8% | 1.2× the state |
Compared with Michigan, Shiawassee County is lower on garbage-truck share and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr and after dark.
What stands out in Shiawassee County: January 10.8% of truck crashes happen in January, more than any other month.
Overview
Shiawassee County has recorded 473 truck crashes since 2015, with 130 people injured and 10 killed.
That averages about one truck crash every 9 days in fully reported years.
When crashes happen
January has the most truck crashes, 10.8% of the yearly total, while April has the fewest (4.9%).
Winter months (Nov–Mar) carry 41.7% of truck crashes, vs 44.4% for Michigan.
The busiest hour is 8–9 am, with 9.3% of truck crashes.
Snow, slush or ice was on the road in 18.4% of truck crashes, compared with 17.7% in Michigan.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 48418 happened on CR-OWOSSO Rd (1), SR-71 (1) and Silver Lake Rd (1); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 13 crashes, 2.7% of the total, against 3.2% across Michigan.
Route planning tips for ZIP 48418 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Shiawassee County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-OWOSSO Rd | 1 |
| SR-71 | 1 |
| Silver Lake Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Shiawassee County) |
|---|---|
| I-69 | 120 |
| Lansing | 16 |
| Main | 14 |
| Beard | 13 |
| Bath | 6 |
| Shiawassee | 5 |
| State | 5 |
| Bennington | 4 |
ZIP 48418 at a glance
| Population | 4,484 |
| Density | 42 per sq mi |
| Median household income | $74,547 |
| Median home value | $256,029 |
| Home ownership | 94% |
Waste facilities and haulers nearby
Historical data: truck crashes in Shiawassee 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 | 32 | — | 1.6 |
| 2000s | 27 | -16% | 0.8 |
| 2010s | 25 | -8% | 0.5 |
| 2020s | 45 | +81% | 1.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 32 to 45. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.8 a year in 2016–19, 1.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 48418
How many truck crashes happen in ZIP 48418?
Shiawassee County has had 473 reported truck crashes since 2015, injuring 130 people and killing 10.
Which month has the most truck crashes in ZIP 48418?
January has the most truck crashes in Shiawassee County, 10.8% of the yearly total.
Are garbage truck crashes common in ZIP 48418?
Garbage trucks were involved in 13 reported crashes in Shiawassee County since 2015 (2.7% of truck crashes).
How do truck crashes in ZIP 48418 compare with Michigan?
Per 100,000 residents, Shiawassee County has 58.0 truck crashes a year; Michigan has 52.4.
How can I plan a safer truck route in ZIP 48418?
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.