Darien, CT truck route planning & crash data
Plan safer truck routes in Darien: 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
4 of 309 truck crashes since 2015.
Deadliest roads
How Darien compares with Connecticut
Darien against Connecticut and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Darien stands out
Full comparison
| Measure (2015–2025) | Darien | Connecticut | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 113.8 | 40.2 | 49.7 | 2.8× the state |
| Deaths per 100 crashes | 0.0 | 2.2 | 3.4 | 100% below the state |
| Injuries per crash | 0.31 | 0.39 | 0.49 | 21% below the state |
| Garbage-truck share | 1.1% | 3.3% | 2.3% | 68% below the state |
| On snow, slush or ice | 4.6% | 6.2% | 6.2% | 26% below the state |
| Morning rush (6–10 am) | 19.9% | 24.4% | 23.7% | 19% below the state |
| In rain, sleet or snow | 13.1% | 14.1% | 13.8% | same |
| Winter months (Nov–Mar) | 40.8% | 41.3% | 41.9% | same |
| After dark | 44.3% | 28.0% | 24.8% | 1.6× the state |
Darien has lower values than Connecticut for deaths per 100 crashes, injuries per crash and garbage-truck share. It runs above Connecticut on crashes per 100k residents / yr and after dark.
The headline for Darien: 0.0 deaths for every 100 truck crashes, against 2.2 across Connecticut.
Overview
Police reported 309 crashes involving commercial trucks in Darien since 2015: 94 people were injured and 0 were killed.
That averages about one truck crash every 14 days in fully reported years.
When crashes happen
February has the most truck crashes, 12.3% of the yearly total, while October has the fewest (6.1%).
The five winter months (November to March) hold 40.8% of truck crashes, against 41.3% across Connecticut.
The busiest hour is 2–3 am, with 7.4% of truck crashes.
4.6% of truck crashes here happened on snow, slush or ice, against 6.2% across Connecticut.
Where crashes happen
I-95 leads within 10 miles of Darien with 12 fatal crashes involving a large truck since 2015. After it: Arch St No 1 (1), Riverside Cemetery Access Rd (1) and SR-15 (1).
Garbage & waste trucks
Garbage trucks account for 4 of the truck crashes here, or 1.3%, compared with 3.3% in Connecticut.
Route planning tips for Darien fleets
- Build extra time into February routes: it has the most truck crashes here.
- Check whether your routes use I-95, the road with the most fatal truck crashes in this area.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Darien
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-95 | 12 |
| Arch St No 1 | 1 |
| Riverside Cemetery Access Rd | 1 |
| SR-15 | 1 |
| Ts-187 Old Hill Rd | 1 |
| US-1 | 1 |
| US-7 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Darien) |
|---|---|
| I-95 | 55 |
| West Av | 3 |
| I-95 Northbound Darien Rest Area | 3 |
| Interstate 95 N/B | 3 |
| Post Road | 2 |
| Southbound Darien Rest Area | 2 |
| Noroton Av | 2 |
| Exit 11 I 95 | 2 |
Darien at a glance
| Population | 22,528 |
| Land area | 12.7 sq mi |
| Density | 1,780 per sq mi |
| Median household income (ZIP 06820) | $250,001 |
| Median home value (ZIP 06820) | $1,814,616 |
Historical data: truck crashes in Darien 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 | 22 | — | 0.0 |
| 2000s | 27 | +25% | 2.6 |
| 2010s | 23 | -18% | 3.0 |
| 2020s | 26 | +14% | 2.4 |
Reported truck crashes averaged 22 a year in the 1990s and 26 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 2.5 a year in 2016–19, 2.4 a year in 2020–24.
Nearby places
Questions fleets ask about Darien
How many truck accidents are there in Darien?
309 truck crashes have been reported in Darien since 2015, with 0 deaths and 94 injuries.
Where do fatal truck crashes happen most in Darien?
Since 2015, I-95 has had the most fatal large-truck crashes within 10 miles of Darien: 12.
What is the worst month for truck crashes in Darien?
February has the most truck crashes in Darien, 12.3% of the yearly total.
How many garbage truck crashes are there in Darien?
Since 2015, Darien has reported 4 garbage-truck crashes, or 1.3% of its truck crashes.
How does Darien compare with Connecticut for truck crashes?
Darien records 113.8 truck crashes per 100,000 residents a year, against 40.2 across Connecticut.
What is the best way to plan truck routes in Darien?
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.