ZIP 06807 (Cos Cob, CT) truck route planning & crash data
Plan safer truck routes around ZIP 06807: commercial truck and garbage truck crashes here and in Western Connecticut Planning Region, 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
1.7 deaths per 100 garbage-truck crashes vs 1.0 for all trucks.
Deadliest roads
How Western Connecticut Planning Region compares with Connecticut
Western Connecticut Planning Region against Connecticut and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Western Connecticut Planning Region stands out
Full comparison
| Measure (2015–2025) | Western Connecticut Planning Region | Connecticut | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 47.9 | 40.2 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 1.0 | 2.2 | 3.4 | 55% below the state |
| Injuries per crash | 0.32 | 0.39 | 0.49 | 18% below the state |
| Garbage-truck share | 3.6% | 3.3% | 2.3% | 1.1× the state |
| On snow, slush or ice | 4.9% | 6.2% | 6.2% | 20% below the state |
| Morning rush (6–10 am) | 24.2% | 24.4% | 23.7% | same |
| In rain, sleet or snow | 13.8% | 14.1% | 13.8% | same |
| Winter months (Nov–Mar) | 39.9% | 41.3% | 41.9% | same |
| After dark | 30.9% | 28.0% | 24.8% | 1.1× the state |
Western Connecticut Planning Region has lower values than Connecticut for deaths per 100 crashes, injuries per crash and on snow, slush or ice. It runs above Connecticut on crashes per 100k residents / yr, garbage-truck share and after dark.
The headline for ZIP 06807: I-95 most fatal truck crashes within 10 miles of ZIP 06807: 8 since 2015.
Overview
Police reported 3,583 crashes involving commercial trucks in Western Connecticut Planning Region since 2015: 1,168 people were injured and 33 were killed.
Across the years with complete reporting, that is roughly 1 truck crash every day.
When crashes happen
Truck crashes peak in May (9.3% of the year) and are lowest in April (7.4%).
Winter months (Nov–Mar) carry 39.9% of truck crashes, vs 41.3% for Connecticut.
More truck crashes happen at 9–10 am than at any other hour (7.1%).
Road surface: 4.9% of truck crashes were on snow, slush or ice (Connecticut: 6.2%).
Where crashes happen
Within this area, I-95 had the most fatal crashes involving a large truck since 2015 (8). Next come I-287 (2), Arch St No 1 (1) and I-684 (1).
Garbage & waste trucks
124 crashes involved a garbage or refuse truck, a 3.5% share (Connecticut: 3.3%).
Garbage-truck crashes peak in March (13% of them).
Deaths per 100 garbage-truck crashes: 1.7, vs 1.0 for all truck crashes.
Route planning tips for ZIP 06807 fleets
- Build extra time into May routes: it has the most truck crashes here.
- Where you can, review stops along I-95; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in March; review collection routes for that month.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Western Connecticut Planning Region
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-95 | 8 |
| I-287 | 2 |
| Arch St No 1 | 1 |
| I-684 | 1 |
| Maple Ave | 1 |
| Riverside Cemetery Access Rd | 1 |
| SR-15 | 1 |
| US-1 | 1 |
| US-7 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Western Connecticut Planning Region) |
|---|---|
| I-95 | 317 |
| I-84 | 85 |
| Danbury Rd | 39 |
| West Av | 19 |
| White St | 13 |
| Elm St | 12 |
| SR-15 | 10 |
| SR-7 | 10 |
ZIP 06807 at a glance
| Population | 7,650 |
| Density | 902 per sq mi |
| Median household income | $192,115 |
| Median home value | $1,437,762 |
| Home ownership | 70% |
Historical data: truck crashes in Western Connecticut Planning Region 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 | 179 | — | 0.0 |
| 2000s | 218 | +22% | 2.6 |
| 2010s | 222 | +2% | 3.0 |
| 2020s | 321 | +45% | 2.4 |
Reported truck crashes averaged 179 a year in the 1990s and 321 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 2.5 fatal large-truck crashes a year in 2016–19 and 2.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 06807
How many truck crashes happen in ZIP 06807?
Western Connecticut Planning Region has had 3,583 reported truck crashes since 2015, injuring 1,168 people and killing 33.
What is the most dangerous road for trucks in ZIP 06807?
Since 2015, I-95 has had the most fatal large-truck crashes within 10 miles of ZIP 06807: 8.
When do most truck crashes happen in ZIP 06807?
The worst month is May: 9.3% of truck crashes in Western Connecticut Planning Region happen then.
How many garbage truck accidents happen in ZIP 06807?
Garbage trucks were involved in 124 reported crashes in Western Connecticut Planning Region since 2015 (3.5% of truck crashes).
How do truck crashes in ZIP 06807 compare with Connecticut?
Per 100,000 residents, Western Connecticut Planning Region has 47.9 truck crashes a year; Connecticut has 40.2.
How do I plan a garbage truck route in ZIP 06807?
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.