ZIP 56138 (Hills, MN) truck route planning & crash data
Plan safer truck routes around ZIP 56138: commercial truck and garbage truck crashes here and in Rock 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 133 truck crashes since 2015.
Deadliest roads
How Rock County compares with Minnesota
Rock County against Minnesota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Rock County stands out
Full comparison
| Measure (2015–2025) | Rock County | Minnesota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 117.4 | 39.0 | 49.7 | 3.0× the state |
| Deaths per 100 crashes | 3.3 | 3.0 | 3.4 | 1.1× the state |
| Injuries per crash | 0.38 | 0.37 | 0.49 | same |
| Garbage-truck share | 0.0% | 2.8% | 2.3% | 100% below the state |
| On snow, slush or ice | 33.3% | 25.6% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 26.0% | 27.0% | 23.7% | same |
| In rain, sleet or snow | 17.9% | 19.1% | 13.8% | same |
| Winter months (Nov–Mar) | 51.2% | 46.2% | 41.9% | 1.1× the state |
| After dark | 32.5% | 20.3% | 24.8% | 1.6× the state |
Rock County has lower values than Minnesota for garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Rock County at a glance: 0 crashes involve a garbage truck (0 since 2015), vs 2.8% across Minnesota.
Overview
Police reported 133 crashes involving commercial trucks in Rock County since 2015: 56 people were injured and 5 were killed.
That averages about one truck crash every 33 days in fully reported years.
When crashes happen
January has the most truck crashes, 13.5% of the yearly total, while June has the fewest (3.8%).
Winter months (Nov–Mar) carry 51.2% of truck crashes, vs 46.2% for Minnesota.
The busiest hour is 8–9 am, with 8.3% of truck crashes.
33.3% of truck crashes here happened on snow, slush or ice, against 25.6% across Minnesota.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 56138 since 2015: SR-42 (1). No single road stands out.
Garbage & waste trucks
Since 2015, no garbage-truck crashes were reported for Rock County.
Route planning tips for ZIP 56138 fleets
- Build extra time into January routes: it has the most truck crashes here.
- With 33.3% of truck crashes on snow, slush or ice (above Minnesota), plan winter equipment checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Rock County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-42 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Rock County) |
|---|---|
| Isth 90 | 64 |
| Usth 75 | 10 |
| Csah 4 | 4 |
| 201St St | 3 |
| 20Th Ave | 3 |
| Csah 11 | 3 |
| Mnth 23 | 3 |
| 151St St | 2 |
ZIP 56138 at a glance
| Population | 927 |
| Density | 11 per sq mi |
| Median household income | $78,631 |
| Median home value | $215,759 |
| Home ownership | 79% |
Waste facilities and haulers nearby
Historical data: truck crashes in Rock 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 | — | 0.1 |
| 2000s | 8 | +162% | 0.2 |
| 2010s | 11 | +30% | 0.8 |
| 2020s | 13 | +23% | 0.2 |
Reported truck crashes averaged 3 a year in the 1990s and 13 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 56138
How common are truck crashes in ZIP 56138?
Rock County has had 133 reported truck crashes since 2015, injuring 56 people and killing 5.
What is the worst month for truck crashes in ZIP 56138?
Truck crashes in Rock County peak in January, with 13.5% of the year's crashes.
How many garbage truck accidents happen in ZIP 56138?
0 crashes involving garbage or refuse trucks have been reported in Rock County since 2015, 0.0% of all truck crashes.
How does ZIP 56138 compare with Minnesota for truck crashes?
The yearly rate is 117.4 truck crashes per 100,000 residents in Rock County, vs 39.0 for Minnesota.
What is the best way to plan truck routes in ZIP 56138?
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.