Rock River, MI truck route planning & crash data
Plan safer truck routes in Rock River: commercial truck and garbage truck crashes in Rock River and Alger County, dangerous roads, seasonality and route safety data for fleets. Patterns use Alger County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 61 truck crashes since 2015.
Deadliest roads
How Alger County compares with Michigan
Alger County against Michigan and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Alger County stands out
Full comparison
| Measure (2015–2025) | Alger County | Michigan | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 58.5 | 52.4 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 1.8 | 2.1 | 3.4 | 14% below the state |
| Injuries per crash | 0.18 | 0.30 | 0.49 | 40% below the state |
| Garbage-truck share | 3.6% | 3.2% | 2.3% | 1.1× the state |
| On snow, slush or ice | 50.0% | 17.7% | 6.2% | 2.8× the state |
| Morning rush (6–10 am) | 14.3% | 25.5% | 23.7% | 44% below the state |
| In rain, sleet or snow | 23.2% | 21.9% | 13.8% | same |
| Winter months (Nov–Mar) | 60.7% | 44.4% | 41.9% | 1.4× the state |
| After dark | 3.6% | 20.7% | 24.8% | 83% below the state |
Alger County has lower values than Michigan for deaths per 100 crashes, injuries per crash and morning rush (6–10 am). It runs above Michigan on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice.
Alger County at a glance: 50.0% share of truck crashes on snow, slush or ice (Michigan: 17.7%).
Overview
Since 2015, 61 crashes involving commercial trucks have been reported in Alger County. They injured 13 people and killed 1.
That averages about one truck crash every 72 days in fully reported years.
Only 2 truck crashes were reported in Rock River since 2015; patterns below come from Alger County as a whole.
When crashes happen
Truck crashes peak in January (19.7% of the year) and are lowest in May (0.0%).
The five winter months (November to March) hold 60.7% of truck crashes, against 44.4% across Michigan.
The busiest hour is 1–2 pm, with 19.7% of truck crashes.
50.0% of truck crashes here happened on snow, slush or ice, against 17.7% across Michigan.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Rock River happened on US-41 (1); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 3.3% of the total, against 3.2% across Michigan.
Route planning tips for Rock River fleets
- Build extra time into January routes: it has the most truck crashes here.
- Icy and snowy roads show up in 50.0% of truck crashes here, more than Michigan; schedule winter 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 Alger County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-41 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Alger County) |
|---|---|
| US-41 | 7 |
| Munising | 6 |
| County Road 273 | 2 |
| Arbutus | 1 |
| County Rd Et | 1 |
| Deerton Onota | 1 |
| Ff 13 | 1 |
| Ff 2268 | 1 |
Rock River at a glance
| Population | 1,233 |
| Land area | 80.7 sq mi |
| Density | 15 per sq mi |
| Median household income (ZIP 49825) | $77,250 |
| Median home value (ZIP 49825) | $214,134 |
Waste facilities and haulers nearby
Historical data: truck crashes in Alger 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 | 5 | — | 0.2 |
| 2000s | 5 | -8% | 0.3 |
| 2010s | 3 | -26% | 0.1 |
| 2020s | 5 | +52% | 0.2 |
Reported truck crashes averaged 5 a year in the 1990s and 5 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.0 a year in 2016–19, 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Rock River
How many truck accidents are there in Rock River?
Since 2015, 61 crashes involving commercial trucks were reported in Alger County (13 injured, 1 killed).
What is the worst month for truck crashes in Rock River?
January has the most truck crashes in Alger County, 19.7% of the yearly total.
How many garbage truck accidents happen in Rock River?
Since 2015, Alger County has reported 2 garbage-truck crashes, or 3.3% of its truck crashes.
How does Rock River compare with Michigan for truck crashes?
Per 100,000 residents, Alger County has 58.5 truck crashes a year; Michigan has 52.4.
How do I plan a garbage truck route in Rock River?
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.