Rock Springs, WI truck route planning & crash data
Plan safer truck routes in Rock Springs: commercial truck and garbage truck crashes in Rock Springs 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 stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Sauk County: January the month with the most truck crashes: 13.9% of the year's total.
Overview
Sauk County has recorded 467 truck crashes since 2015, with 200 people injured and 23 killed.
Across the years with complete reporting, that is roughly one truck crash every 9 days.
Rock Springs had 0 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%).
Winter months (Nov–Mar) carry 48.1% of truck crashes, vs 44.9% for Wisconsin.
More truck crashes happen at 8–9 am than at any other hour (8.2%).
Snow, slush or ice was on the road in 15.4% of truck crashes, compared with 13.4% in Wisconsin.
Where crashes happen
I-90 leads within 10 miles of Rock Springs with 3 fatal crashes involving a large truck since 2015. Next come CR-H (2), CR-COON Bluff Rd (1) and SR-136 (1).
Garbage & waste trucks
Garbage trucks account for 12 of the truck crashes here, or 2.6%, compared with 2.7% in Wisconsin.
Route planning tips for Rock Springs fleets
- Build extra time into January routes: it has the most truck crashes here.
- Check whether your routes use I-90, the road with the most fatal truck crashes in this area.
- 29.2% of truck crashes happen between 6 and 10 am, above Wisconsin; consider earlier or later starts where possible.
- 15.4% of truck crashes were on snow, slush or ice, above Wisconsin; plan winter equipment checks before the season.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Sauk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-90 | 3 |
| CR-H | 2 |
| CR-COON Bluff Rd | 1 |
| SR-136 | 1 |
| SR-23 | 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 |
Rock Springs at a glance
| Population | 351 |
| Land area | 1.3 sq mi |
| Density | 270 per sq mi |
| Median household income (ZIP 53961) | $77,298 |
| Median home value (ZIP 53961) | $208,880 |
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 |
In the 1990s about 38 truck crashes a year were reported; in the 2020s, about 42. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.0 a year in 2016–19 and 2.0 a year in 2020–24.
Nearby places
Questions fleets ask about Rock Springs
How many truck crashes happen in Rock Springs?
Since 2015, 467 crashes involving commercial trucks were reported in Sauk County (200 injured, 23 killed).
Where do fatal truck crashes happen most in Rock Springs?
I-90 had 3 fatal crashes involving a large truck within 10 miles of Rock Springs since 2015, more than any other road.
Which month has the most truck crashes in Rock Springs?
January has the most truck crashes in Sauk County, 13.9% of the yearly total.
Are garbage truck crashes common in Rock Springs?
12 crashes involving garbage or refuse trucks have been reported in Sauk County since 2015, 2.6% of all truck crashes.
How do truck crashes in Rock Springs compare with Wisconsin?
Sauk County records 60.3 truck crashes per 100,000 residents a year, against 42.6 across Wisconsin.
How can I plan a safer truck route in Rock Springs?
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.