Williamson County, TX truck route planning & crash data
Plan safer truck routes in Williamson County: commercial truck and garbage truck crashes, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2.0 deaths per 100 garbage-truck crashes vs 2.7 for all trucks.
Deadliest roads
How Williamson County compares with Texas
Williamson County against Texas and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Williamson County stands out
Full comparison
| Measure (2015–2025) | Williamson County | Texas | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 39.0 | 62.9 | 49.7 | 38% below the state |
| Deaths per 100 crashes | 2.7 | 4.1 | 3.4 | 34% below the state |
| Injuries per crash | 0.48 | 0.58 | 0.49 | 17% below the state |
| Garbage-truck share | 1.6% | 1.1% | 2.3% | 1.4× the state |
| On snow, slush or ice | 1.8% | 1.7% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 27.4% | 22.6% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 7.6% | 11.3% | 13.8% | 32% below the state |
| Winter months (Nov–Mar) | 39.5% | 40.8% | 41.9% | same |
| After dark | 23.3% | 27.0% | 24.8% | 14% below the state |
Williamson County has lower values than Texas for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It stands out for higher garbage-truck share, on snow, slush or ice and morning rush (6–10 am).
Williamson County at a glance: 2.5× change in fatal truck crashes a year in Williamson County (4.0 → 10.0).
Overview
Since 2015, 3,299 crashes involving commercial trucks have been reported in Williamson County. They injured 1,603 people and killed 90.
Across the years with complete reporting, that is roughly 1 truck crash every day.
When crashes happen
Truck crashes peak in August (9.3% of the year) and are lowest in December (7.2%).
November through March accounts for 39.5% of truck crashes here, compared with 40.8% in Texas.
More truck crashes happen at 7–8 am than at any other hour (8.0%).
Snow, slush or ice was on the road in 1.8% of truck crashes, compared with 1.7% in Texas.
Where crashes happen
The deadliest road for trucks in Williamson County is I-35, with 14 fatal large-truck crashes since 2015. After it: SR-29 (6), SR-95 (6) and US-79 (6).
Garbage & waste trucks
Garbage and refuse trucks were involved in 50 crashes, 1.5% of the total, against 1.1% across Texas.
Garbage-truck crashes peak in March (12% of them).
Deaths per 100 garbage-truck crashes: 2.0, vs 2.7 for all truck crashes.
Route planning tips for Williamson County fleets
- Build extra time into August routes: it has the most truck crashes here.
- Where you can, review stops along I-35; it has the most fatal large-truck crashes nearby.
- For residential and commercial waste routes, look again at March schedules: garbage-truck crashes peak then.
- Morning starts matter: 27.4% of truck crashes fall between 6 and 10 am, higher than Texas.
- With 1.8% of truck crashes on snow, slush or ice (above Texas), plan winter equipment 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 Williamson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Williamson County) |
|---|---|
| I-35 | 14 |
| SR-29 | 6 |
| SR-95 | 6 |
| US-79 | 6 |
| CR-CHANDLER Rd | 3 |
| Fm 1660 | 3 |
| Ronald Reagan Blvd | 3 |
| SR-130 | 3 |
| SR-195 | 3 |
| CR-RONALD Reagan Blvd | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Williamson County) |
|---|---|
| Chandler Rd | 62 |
| University Blvd | 42 |
| Sh 195 | 41 |
| Sh 130 | 31 |
| Williams Dr | 30 |
| I-35 | 28 |
| Limmer Loop | 27 |
| Louis Henna Blvd | 23 |
Williamson County at a glance
| Population | 727,480 |
| Land area | 1,115.8 sq mi |
| Density | 652 per sq mi |
| Median household income (ZIP average) | $114,828 |
Waste facilities and haulers nearby
Historical data: truck crashes in Williamson 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 | 112 | — | 4.4 |
| 2000s | 169 | +50% | 4.9 |
| 2010s | 175 | +4% | 3.5 |
| 2020s | 328 | +87% | 10.0 |
In the 1990s about 112 truck crashes a year were reported; in the 2020s, about 328. Reporting coverage also changed between these periods. NHTSA counts 4.0 fatal large-truck crashes a year in 2016–19 and 10.0 a year in 2020–24.
Cities, towns & communities in Williamson County
ZIP codes in Williamson County
Nearby counties
Questions fleets ask about Williamson County
How many truck accidents are there in Williamson County?
Williamson County has had 3,299 reported truck crashes since 2015, injuring 1,603 people and killing 90.
What is the most dangerous road for trucks in Williamson County?
Since 2015, I-35 has had the most fatal large-truck crashes in Williamson County: 14.
Which month has the most truck crashes in Williamson County?
August has the most truck crashes in Williamson County, 9.3% of the yearly total.
How many garbage truck accidents happen in Williamson County?
50 crashes involving garbage or refuse trucks have been reported in Williamson County since 2015, 1.5% of all truck crashes.
How do truck crashes in Williamson County compare with Texas?
Per 100,000 residents, Williamson County has 39.0 truck crashes a year; Texas has 62.9.
What is the best way to plan truck routes in Williamson County?
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.