Norwalk, WI truck route planning & crash data
Plan safer truck routes in Norwalk: commercial truck and garbage truck crashes in Norwalk and Monroe County, dangerous roads, seasonality and route safety data for fleets. Patterns use Monroe County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
8 of 539 truck crashes since 2015.
Deadliest roads
How Monroe County compares with Wisconsin
Monroe County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Monroe County stands out
Full comparison
| Measure (2015–2025) | Monroe County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 100.4 | 42.6 | 49.7 | 2.4× the state |
| Deaths per 100 crashes | 5.7 | 3.4 | 3.4 | 1.7× the state |
| Injuries per crash | 0.43 | 0.46 | 0.49 | same |
| Garbage-truck share | 1.6% | 2.7% | 2.3% | 43% below the state |
| On snow, slush or ice | 24.6% | 13.4% | 6.2% | 1.8× the state |
| Morning rush (6–10 am) | 20.9% | 26.9% | 23.7% | 22% below the state |
| In rain, sleet or snow | 24.4% | 16.5% | 13.8% | 1.5× the state |
| Winter months (Nov–Mar) | 53.5% | 44.9% | 41.9% | 1.2× the state |
| After dark | 31.1% | 20.9% | 24.8% | 1.5× the state |
Monroe County sits below Wisconsin on garbage-truck share and morning rush (6–10 am). It runs above Wisconsin on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Monroe County: January worst month: 17.4% of truck crashes, vs 8.3% in an average month.
Overview
Monroe County has recorded 539 truck crashes since 2015, with 230 people injured and 30 killed.
That averages about one truck crash every 8 days in fully reported years.
With 3 truck crashes reported in Norwalk since 2015, this page uses Monroe County numbers for its patterns and comparisons.
When crashes happen
The worst month is January with 17.4% of truck crashes; the quietest is September at 4.8%.
The five winter months (November to March) hold 53.5% of truck crashes, against 44.9% across Wisconsin.
By time of day, 8–9 am stands out with 7.3% of truck crashes.
Snow, slush or ice was on the road in 24.6% of truck crashes, compared with 13.4% in Wisconsin.
Where crashes happen
SR-131 leads within 10 miles of Norwalk with 3 fatal crashes involving a large truck since 2015. After it: I-90 (1) and SR-71 (1).
Garbage & waste trucks
8 crashes involved a garbage or refuse truck, a 1.5% share (Wisconsin: 2.7%).
Route planning tips for Norwalk fleets
- Build extra time into January routes: it has the most truck crashes here.
- Check whether your routes use SR-131, the road with the most fatal truck crashes in this area.
- Icy and snowy roads show up in 24.6% of truck crashes here, more than Wisconsin; schedule winter checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Monroe County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-131 | 3 |
| I-90 | 1 |
| SR-71 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Monroe County) |
|---|---|
| I-090 | 145 |
| I-094 | 141 |
| Sth 021 | 32 |
| Sth 027 | 21 |
| Sth 071 | 18 |
| Sth 016 | 14 |
| Ush 012 | 13 |
| Parking Lot | 11 |
Norwalk at a glance
| Population | 608 |
| Land area | 1.0 sq mi |
| Density | 590 per sq mi |
| Median household income (ZIP 54648) | $74,250 |
| Median home value (ZIP 54648) | $182,985 |
Waste facilities and haulers nearby
Historical data: truck crashes in Monroe 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 | 34 | — | 0.9 |
| 2000s | 41 | +21% | 1.1 |
| 2010s | 42 | +2% | 1.1 |
| 2020s | 50 | +19% | 2.4 |
Reported truck crashes averaged 34 a year in the 1990s and 50 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.8 a year in 2016–19, 2.4 a year in 2020–24.
Nearby places
Questions fleets ask about Norwalk
How many truck accidents are there in Norwalk?
Monroe County has had 539 reported truck crashes since 2015, injuring 230 people and killing 30.
Where do fatal truck crashes happen most in Norwalk?
NHTSA data shows SR-131 with 3 fatal large-truck crashes within 10 miles of Norwalk since 2015, the highest of any road.
When do most truck crashes happen in Norwalk?
The worst month is January: 17.4% of truck crashes in Monroe County happen then.
How many garbage truck crashes are there in Norwalk?
Garbage trucks were involved in 8 reported crashes in Monroe County since 2015 (1.5% of truck crashes).
How do truck crashes in Norwalk compare with Wisconsin?
Monroe County records 100.4 truck crashes per 100,000 residents a year, against 42.6 across Wisconsin.
How can I plan a safer truck route in Norwalk?
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.