Knowlton, WI truck route planning & crash data
Plan safer truck routes in Knowlton: commercial truck and garbage truck crashes in Knowlton and Marathon County, dangerous roads, seasonality and route safety data for fleets. Patterns use Marathon County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
19 of 755 truck crashes since 2015.
Deadliest roads
How Marathon County compares with Wisconsin
Marathon County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Marathon County stands out
Full comparison
| Measure (2015–2025) | Marathon County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 46.4 | 42.6 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 3.8 | 3.4 | 3.4 | 1.1× the state |
| Injuries per crash | 0.38 | 0.46 | 0.49 | 17% below the state |
| Garbage-truck share | 2.5% | 2.7% | 2.3% | 7% below the state |
| On snow, slush or ice | 21.8% | 13.4% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 30.0% | 26.9% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 19.9% | 16.5% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 48.9% | 44.9% | 41.9% | 1.1× the state |
| After dark | 20.7% | 20.9% | 24.8% | same |
Marathon County has lower values than Wisconsin for injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Marathon County at a glance: 21.8% on snowy, slushy or icy roads, against 13.4% across Wisconsin.
Overview
Marathon County has recorded 755 truck crashes since 2015, with 292 people injured and 27 killed.
That averages about one truck crash every 6 days in fully reported years.
Knowlton had 43 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Marathon County numbers.
When crashes happen
The worst month is January with 13.0% of truck crashes; the quietest is April at 6.2%.
The five winter months (November to March) hold 48.9% of truck crashes, against 44.9% across Wisconsin.
More truck crashes happen at 7–8 am than at any other hour (9.4%).
21.8% of truck crashes here happened on snow, slush or ice, against 13.4% across Wisconsin.
Where crashes happen
I-39 leads within 10 miles of Knowlton with 4 fatal crashes involving a large truck since 2015. It is followed by Altenburg Rd (1) and SR-153 (1).
Garbage & waste trucks
19 crashes involved a garbage or refuse truck, a 2.5% share (Wisconsin: 2.7%).
Route planning tips for Knowlton fleets
- Review driver schedules for January, the month with the most truck crashes.
- Where you can, review stops along I-39; it has the most fatal large-truck crashes nearby.
- Morning starts matter: 30.0% of truck crashes fall between 6 and 10 am, higher than Wisconsin.
- Icy and snowy roads show up in 21.8% of truck crashes here, more than Wisconsin; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Marathon County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-39 | 4 |
| Altenburg Rd | 1 |
| SR-153 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Marathon County) |
|---|---|
| Sth 029 | 182 |
| I-039 | 76 |
| Ush 051 | 57 |
| Sth 097 | 20 |
| Sth 013 | 19 |
| SR-029 | 18 |
| Sth 153 | 13 |
| Cth | 12 |
Knowlton at a glance
| Population | 1,995 |
| Land area | 1.0 sq mi |
| Density | 1,995 per sq mi |
| Median household income (ZIP 54455) | $96,140 |
| Median home value (ZIP 54455) | $248,120 |
Waste facilities and haulers nearby
Historical data: truck crashes in Marathon 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 | 57 | — | 3.0 |
| 2000s | 75 | +33% | 3.0 |
| 2010s | 64 | -15% | 2.1 |
| 2020s | 63 | -2% | 2.0 |
In the 1990s about 57 truck crashes a year were reported; in the 2020s, about 63. Reporting coverage also changed between these periods. NHTSA counts 3.0 fatal large-truck crashes a year in 2016–19 and 2.0 a year in 2020–24.
Nearby places
Questions fleets ask about Knowlton
How common are truck crashes in Knowlton?
Marathon County has had 755 reported truck crashes since 2015, injuring 292 people and killing 27.
Which road has the most fatal truck crashes in Knowlton?
Since 2015, I-39 has had the most fatal large-truck crashes within 10 miles of Knowlton: 4.
What is the worst month for truck crashes in Knowlton?
January has the most truck crashes in Marathon County, 13.0% of the yearly total.
How many garbage truck crashes are there in Knowlton?
Since 2015, Marathon County has reported 19 garbage-truck crashes, or 2.5% of its truck crashes.
What is the truck crash rate in Knowlton compared with Wisconsin?
Marathon County records 46.4 truck crashes per 100,000 residents a year, against 42.6 across Wisconsin.
How can I plan a safer truck route in Knowlton?
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.