Williamstown, PA truck route planning & crash data
Plan safer truck routes in Williamstown: commercial truck and garbage truck crashes in Williamstown and Dauphin County, dangerous roads, seasonality and route safety data for fleets. Patterns use Dauphin County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
5.9 deaths per 100 garbage-truck crashes vs 2.0 for all trucks.
Deadliest roads
How Dauphin County compares with Pennsylvania
Dauphin County against Pennsylvania and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Dauphin County stands out
Full comparison
| Measure (2015–2025) | Dauphin County | Pennsylvania | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 93.8 | 57.2 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 2.0 | 2.6 | 3.4 | 23% below the state |
| Injuries per crash | 0.38 | 0.47 | 0.49 | 19% below the state |
| Garbage-truck share | 1.1% | 3.6% | 2.3% | 69% below the state |
| On snow, slush or ice | 5.7% | 9.1% | 6.2% | 37% below the state |
| Morning rush (6–10 am) | 22.6% | 24.5% | 23.7% | 8% below the state |
| In rain, sleet or snow | 20.8% | 19.0% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 40.1% | 42.7% | 41.9% | same |
| After dark | 24.2% | 24.2% | 24.8% | same |
Dauphin County sits below Pennsylvania on deaths per 100 crashes, injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr and in rain, sleet or snow.
What stands out in Dauphin County: 1 in 88 of truck crashes here involve garbage trucks: 1.1%, vs 3.6% in Pennsylvania.
Overview
Dauphin County has recorded 3,229 truck crashes since 2015, with 1,233 people injured and 62 killed.
That averages about 1 truck crash a day in fully reported years.
Only 0 truck crashes were reported in Williamstown since 2015; patterns below come from Dauphin County as a whole.
When crashes happen
The worst month is August with 9.4% of truck crashes; the quietest is April at 6.7%.
November through March accounts for 40.1% of truck crashes here, compared with 42.7% in Pennsylvania.
More truck crashes happen at 3–4 pm than at any other hour (7.8%).
Snow, slush or ice was on the road in 5.7% of truck crashes, compared with 9.1% in Pennsylvania.
Where crashes happen
The deadliest road for trucks within 10 miles of Williamstown is US-209, with 2 fatal large-truck crashes since 2015. It is followed by I-8A (1), SR-25 (1) and SR-3018 (1).
Garbage & waste trucks
Garbage trucks account for 35 of the truck crashes here, or 1.1%, compared with 3.6% in Pennsylvania.
Their busiest month is March, with 17% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 5.9 deaths compared with 2.0 for all trucks.
Route planning tips for Williamstown fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Dauphin County.
- Look at alternatives to US-209 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in March; review collection routes for that month.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Dauphin County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-209 | 2 |
| I-8A | 1 |
| SR-25 | 1 |
| SR-3018 | 1 |
| SR-4011 | 1 |
| SR-72 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Dauphin County) |
|---|---|
| I-0081 | 856 |
| I-0083 | 545 |
| SR-0022 | 325 |
| SR-0300 | 146 |
| I-6000 | 142 |
| I-0283 | 132 |
| SR-0230 | 98 |
| SR-0039 | 61 |
Williamstown at a glance
| Population | 1,301 |
| Land area | 0.3 sq mi |
| Density | 5,023 per sq mi |
| Median household income (ZIP 17098) | $63,041 |
| Median home value (ZIP 17098) | $121,400 |
Waste facilities and haulers nearby
Historical data: truck crashes in Dauphin 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 | 192 | — | 3.8 |
| 2000s | 216 | +12% | 4.9 |
| 2010s | 222 | +3% | 4.6 |
| 2020s | 265 | +20% | 4.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 192 to 265. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 4.2 a year in 2016–19, 4.2 a year in 2020–24.
Nearby places
Questions fleets ask about Williamstown
How common are truck crashes in Williamstown?
Dauphin County has had 3,229 reported truck crashes since 2015, injuring 1,233 people and killing 62.
Where do fatal truck crashes happen most in Williamstown?
NHTSA data shows US-209 with 2 fatal large-truck crashes within 10 miles of Williamstown since 2015, the highest of any road.
What is the worst month for truck crashes in Williamstown?
Truck crashes in Dauphin County peak in August, with 9.4% of the year's crashes.
How many garbage truck crashes are there in Williamstown?
Garbage trucks were involved in 35 reported crashes in Dauphin County since 2015 (1.1% of truck crashes).
How does Williamstown compare with Pennsylvania for truck crashes?
The yearly rate is 93.8 truck crashes per 100,000 residents in Dauphin County, vs 57.2 for Pennsylvania.
How do I plan a garbage truck route in Williamstown?
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.