Sister Bay, WI truck route planning & crash data
Plan safer truck routes in Sister Bay: commercial truck and garbage truck crashes in Sister Bay and Door County, dangerous roads, seasonality and route safety data for fleets. Patterns use Door County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
5 of 103 truck crashes since 2015.
Deadliest roads
How Door County compares with Wisconsin
Door County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Door County stands out
Full comparison
| Measure (2015–2025) | Door County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 29.8 | 42.6 | 49.7 | 30% below the state |
| Deaths per 100 crashes | 4.0 | 3.4 | 3.4 | 1.2× the state |
| Injuries per crash | 0.50 | 0.46 | 0.49 | 1.1× the state |
| Garbage-truck share | 5.0% | 2.7% | 2.3% | 1.8× the state |
| On snow, slush or ice | 13.0% | 13.4% | 6.2% | same |
| Morning rush (6–10 am) | 23.0% | 26.9% | 23.7% | 15% below the state |
| In rain, sleet or snow | 14.0% | 16.5% | 13.8% | 15% below the state |
| Winter months (Nov–Mar) | 39.0% | 44.9% | 41.9% | 13% below the state |
| After dark | 7.0% | 20.9% | 24.8% | 67% below the state |
Door County has lower values than Wisconsin for crashes per 100k residents / yr, morning rush (6–10 am) and in rain, sleet or snow. It stands out for higher deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Door County: 1 in 20 of truck crashes here involve garbage trucks: 5.0%, vs 2.7% in Wisconsin.
Overview
Door County has recorded 103 truck crashes since 2015, with 51 people injured and 4 killed.
Across the years with complete reporting, that is roughly one truck crash every 40 days.
With 2 truck crashes reported in Sister Bay since 2015, this page uses Door County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in September (14.6% of the year) and are lowest in May (2.9%).
The five winter months (November to March) hold 39.0% of truck crashes, against 44.9% across Wisconsin.
By time of day, 2–3 pm stands out with 16.5% of truck crashes.
Road surface: 13.0% of truck crashes were on snow, slush or ice (Wisconsin: 13.4%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Sister Bay since 2015: CR-A (2). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 5 of the truck crashes here, or 4.9%, compared with 2.7% in Wisconsin.
Route planning tips for Sister Bay fleets
- Plan September schedules with more margin; it is the worst month for truck crashes in Door County.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Door County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-A | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Door County) |
|---|---|
| Sth 057 | 26 |
| Sth 042 | 22 |
| Cth | 5 |
| Cth A | 3 |
| Cth C | 2 |
| Cth Dk | 2 |
| Cth F | 2 |
| Cth H | 2 |
Sister Bay at a glance
| Population | 1,170 |
| Land area | 2.7 sq mi |
| Density | 439 per sq mi |
| Median household income (ZIP 54234) | $74,583 |
| Median home value (ZIP 54234) | $440,960 |
Waste facilities and haulers nearby
Historical data: truck crashes in Door 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 | 10 | — | 0.5 |
| 2000s | 9 | -1% | 0.9 |
| 2010s | 8 | -18% | 0.2 |
| 2020s | 10 | +34% | 0.6 |
Reported truck crashes averaged 10 a year in the 1990s and 10 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 0.6 a year in 2020–24.
Nearby places
Questions fleets ask about Sister Bay
How common are truck crashes in Sister Bay?
103 truck crashes have been reported in Door County since 2015, with 4 deaths and 51 injuries.
When do most truck crashes happen in Sister Bay?
Truck crashes in Door County peak in September, with 14.6% of the year's crashes.
How many garbage truck accidents happen in Sister Bay?
5 crashes involving garbage or refuse trucks have been reported in Door County since 2015, 4.9% of all truck crashes.
How do truck crashes in Sister Bay compare with Wisconsin?
Per 100,000 residents, Door County has 29.8 truck crashes a year; Wisconsin has 42.6.
How do I plan a garbage truck route in Sister Bay?
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.