Ironton, WI truck route planning & crash data
Plan safer truck routes in Ironton: commercial truck and garbage truck crashes in Ironton 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 has lower values than Wisconsin for injuries per crash. It runs above Wisconsin on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Sauk County at a glance: 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.
In complete reporting years that works out to about one truck crash every 9 days.
Only 4 truck crashes were reported in Ironton since 2015; patterns below come from Sauk County as a whole.
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.
The busiest hour is 8–9 am, with 8.2% of truck crashes.
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 Ironton since 2015: CR-S (1) and SR-130 (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 Ironton 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.
- Icy and snowy roads show up in 15.4% of truck crashes here, more than Wisconsin; schedule winter checks early.
- 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 Sauk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-S | 1 |
| SR-130 | 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 |
Ironton at a glance
| Population | 261 |
| Land area | 0.3 sq mi |
| Density | 784 per sq mi |
| Median household income (ZIP 53941) | $82,537 |
| Median home value (ZIP 53941) | $259,888 |
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 Ironton
How many truck crashes happen in Ironton?
Sauk County has had 467 reported truck crashes since 2015, injuring 200 people and killing 23.
What is the worst month for truck crashes in Ironton?
January has the most truck crashes in Sauk County, 13.9% of the yearly total.
How many garbage truck crashes are there in Ironton?
Garbage trucks were involved in 12 reported crashes in Sauk County since 2015 (2.6% of truck crashes).
How do truck crashes in Ironton compare with Wisconsin?
The yearly rate is 60.3 truck crashes per 100,000 residents in Sauk County, vs 42.6 for Wisconsin.
What is the best way to plan truck routes in Ironton?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.