Prairie du Sac, WI truck route planning & crash data
Plan safer truck routes in Prairie du Sac: commercial truck and garbage truck crashes in Prairie du Sac and Sauk County, dangerous roads, seasonality and route safety data for fleets. Patterns use Sauk County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
12 of 467 truck crashes since 2015.
Deadliest roads
How Sauk County compares with Wisconsin
Sauk County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sauk County stands out
Full comparison
| Measure (2015–2025) | Sauk County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 60.3 | 42.6 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 4.8 | 3.4 | 3.4 | 1.4× the state |
| Injuries per crash | 0.42 | 0.46 | 0.49 | 9% below the state |
| Garbage-truck share | 2.7% | 2.7% | 2.3% | same |
| On snow, slush or ice | 15.4% | 13.4% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 29.2% | 26.9% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 19.3% | 16.5% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 48.1% | 44.9% | 41.9% | 1.1× the state |
| After dark | 25.4% | 20.9% | 24.8% | 1.2× the state |
Sauk County sits below Wisconsin on injuries per crash. It runs above Wisconsin on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in Sauk County: January the month with the most truck crashes: 13.9% of the year's total.
Overview
Since 2015, 467 crashes involving commercial trucks have been reported in Sauk County. They injured 200 people and killed 23.
Across the years with complete reporting, that is roughly one truck crash every 9 days.
Prairie du Sac had 15 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Sauk County numbers.
When crashes happen
Truck crashes peak in January (13.9% of the year) and are lowest in April (6.0%).
November through March accounts for 48.1% of truck crashes here, compared with 44.9% in Wisconsin.
More truck crashes happen at 8–9 am than at any other hour (8.2%).
15.4% of truck crashes here happened on snow, slush or ice, against 13.4% across Wisconsin.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Prairie du Sac since 2015: SR-60 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 12 crashes, 2.6% of the total, against 2.7% across Wisconsin.
Route planning tips for Prairie du Sac fleets
- Review driver schedules for January, the month with the most truck crashes.
- The morning rush (6–10 am) holds 29.2% of truck crashes here, more than Wisconsin; adjust start times where you can.
- With 15.4% of truck crashes on snow, slush or ice (above Wisconsin), plan winter equipment checks early.
- 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 Sauk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-60 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sauk County) |
|---|---|
| I-090 | 200 |
| Sth 023 | 38 |
| Ush 012 | 21 |
| Sth 033 | 18 |
| Ush 014 | 13 |
| SR-090 | 10 |
| Sth 060 | 9 |
| Sth 136 | 7 |
Prairie du Sac at a glance
| Population | 4,358 |
| Land area | 2.0 sq mi |
| Density | 2,187 per sq mi |
| Median household income (ZIP 53578) | $105,610 |
| Median home value (ZIP 53578) | $343,656 |
Waste facilities and haulers nearby
Historical data: truck crashes in Sauk 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 | 38 | — | 1.7 |
| 2000s | 50 | +33% | 1.4 |
| 2010s | 39 | -23% | 1.1 |
| 2020s | 42 | +8% | 2.0 |
Reported truck crashes averaged 38 a year in the 1990s and 42 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.0 a year in 2016–19, 2.0 a year in 2020–24.
Nearby places
Questions fleets ask about Prairie du Sac
How many truck accidents are there in Prairie du Sac?
Since 2015, 467 crashes involving commercial trucks were reported in Sauk County (200 injured, 23 killed).
Which month has the most truck crashes in Prairie du Sac?
January has the most truck crashes in Sauk County, 13.9% of the yearly total.
How many garbage truck accidents happen in Prairie du Sac?
Garbage trucks were involved in 12 reported crashes in Sauk County since 2015 (2.6% of truck crashes).
How do truck crashes in Prairie du Sac compare with Wisconsin?
Per 100,000 residents, Sauk County has 60.3 truck crashes a year; Wisconsin has 42.6.
How can I plan a safer truck route in Prairie du Sac?
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.