Southbury, CT truck route planning & crash data
Plan safer truck routes in Southbury: 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
3 of 214 truck crashes since 2015.
Deadliest roads
How Southbury compares with Connecticut
Southbury against Connecticut and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Southbury stands out
Full comparison
| Measure (2015–2025) | Southbury | Connecticut | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 85.4 | 40.2 | 49.7 | 2.1× the state |
| Deaths per 100 crashes | 4.2 | 2.2 | 3.4 | 1.9× the state |
| Injuries per crash | 0.25 | 0.39 | 0.49 | 36% below the state |
| Garbage-truck share | 1.6% | 3.3% | 2.3% | 53% below the state |
| On snow, slush or ice | 5.2% | 6.2% | 6.2% | 16% below the state |
| Morning rush (6–10 am) | 17.8% | 24.4% | 23.7% | 27% below the state |
| In rain, sleet or snow | 15.2% | 14.1% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 36.6% | 41.3% | 41.9% | 11% below the state |
| After dark | 31.4% | 28.0% | 24.8% | 1.1× the state |
Southbury sits below Connecticut on injuries per crash, garbage-truck share and on snow, slush or ice. It runs above Connecticut on crashes per 100k residents / yr, deaths per 100 crashes and in rain, sleet or snow.
Southbury at a glance: 4.2 deaths for every 100 truck crashes, against 2.2 across Connecticut.
Overview
Southbury has recorded 214 truck crashes since 2015, with 66 people injured and 8 killed.
Across the years with complete reporting, that is roughly one truck crash every 21 days.
When crashes happen
The worst month is October with 14.0% of truck crashes; the quietest is April at 5.6%.
Winter months (Nov–Mar) carry 36.6% of truck crashes, vs 41.3% for Connecticut.
By time of day, 2–3 pm stands out with 7.9% of truck crashes.
5.2% of truck crashes here happened on snow, slush or ice, against 6.2% across Connecticut.
Where crashes happen
Within this area, I-84 had the most fatal crashes involving a large truck since 2015 (3). Next come SR-67 (2), US-6 (2) and SR-188 (1).
Garbage & waste trucks
3 crashes involved a garbage or refuse truck, a 1.4% share (Connecticut: 3.3%).
Route planning tips for Southbury fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Southbury.
- Check whether your routes use I-84, the road with the most fatal truck crashes in this area.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Southbury
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-84 | 3 |
| SR-67 | 2 |
| US-6 | 2 |
| SR-188 | 1 |
| SR-8 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Southbury) |
|---|---|
| I-84 | 20 |
| I-84 West | 2 |
| Old Waterbury Rd | 2 |
| Exit 16 I 84 | 2 |
| Main St South | 1 |
| Poverty Rd | 1 |
| Purchase Brook Rd | 1 |
| South Britain | 1 |
Southbury at a glance
| Population | 20,342 |
| Land area | 39.0 sq mi |
| Density | 522 per sq mi |
| Median household income (ZIP 06488) | $112,887 |
| Median home value (ZIP 06488) | $398,486 |
Historical data: truck crashes in Southbury 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 | 7 | — | 0.0 |
| 2000s | 12 | +85% | 1.8 |
| 2010s | 14 | +12% | 2.4 |
| 2020s | 20 | +48% | 1.6 |
In the 1990s about 7 truck crashes a year were reported; in the 2020s, about 20. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 3.2 a year in 2016–19 and 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Southbury
How many truck crashes happen in Southbury?
Southbury has had 214 reported truck crashes since 2015, injuring 66 people and killing 8.
Which road has the most fatal truck crashes in Southbury?
Since 2015, I-84 has had the most fatal large-truck crashes within 10 miles of Southbury: 3.
When do most truck crashes happen in Southbury?
October has the most truck crashes in Southbury, 14.0% of the yearly total.
Are garbage truck crashes common in Southbury?
Garbage trucks were involved in 3 reported crashes in Southbury since 2015 (1.4% of truck crashes).
How does Southbury compare with Connecticut for truck crashes?
Per 100,000 residents, Southbury has 85.4 truck crashes a year; Connecticut has 40.2.
How can I plan a safer truck route in Southbury?
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.