ZIP 06021 (Colebrook, CT) truck route planning & crash data
Plan safer truck routes around ZIP 06021: commercial truck and garbage truck crashes here and in Northwest Hills 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
14 of 330 truck crashes since 2015.
Deadliest roads
How Northwest Hills Planning Region compares with Connecticut
Northwest Hills Planning Region against Connecticut and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Northwest Hills Planning Region stands out
Full comparison
| Measure (2015–2025) | Northwest Hills Planning Region | Connecticut | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 24.2 | 40.2 | 49.7 | 40% below the state |
| Deaths per 100 crashes | 4.9 | 2.2 | 3.4 | 2.2× the state |
| Injuries per crash | 0.34 | 0.39 | 0.49 | 13% below the state |
| Garbage-truck share | 4.6% | 3.3% | 2.3% | 1.4× the state |
| On snow, slush or ice | 10.2% | 6.2% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 28.3% | 24.4% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 14.1% | 14.1% | 13.8% | same |
| Winter months (Nov–Mar) | 41.4% | 41.3% | 41.9% | same |
| After dark | 12.8% | 28.0% | 24.8% | 54% below the state |
Northwest Hills Planning Region sits below Connecticut on crashes per 100k residents / yr, injuries per crash and after dark. Where it is higher: deaths per 100 crashes, garbage-truck share and on snow, slush or ice.
What stands out in Northwest Hills Planning Region: 4.9 people killed per 100 truck crashes (Connecticut: 2.2).
Overview
Since 2015, 330 crashes involving commercial trucks have been reported in Northwest Hills Planning Region. They injured 107 people and killed 19.
That averages about one truck crash every 13 days in fully reported years.
When crashes happen
Truck crashes peak in March (11.2% of the year) and are lowest in February (4.8%).
The five winter months (November to March) hold 41.4% of truck crashes, against 41.3% across Connecticut.
More truck crashes happen at 1–2 pm than at any other hour (10.9%).
Road surface: 10.2% of truck crashes were on snow, slush or ice (Connecticut: 6.2%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 06021 since 2015: Hayden Hill Rd (1), SR-183 (1), SR-8 (1) and US-44 (1). No single road stands out.
Garbage & waste trucks
14 crashes involved a garbage or refuse truck, a 4.2% share (Connecticut: 3.3%).
Route planning tips for ZIP 06021 fleets
- Review driver schedules for March, the month with the most truck crashes.
- 28.3% of truck crashes happen between 6 and 10 am, above Connecticut; consider earlier or later starts where possible.
- 10.2% of truck crashes were on snow, slush or ice, above Connecticut; plan winter equipment checks before the season.
- 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 Northwest Hills Planning Region
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| Hayden Hill Rd | 1 |
| SR-183 | 1 |
| SR-8 | 1 |
| US-44 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Northwest Hills Planning Region) |
|---|---|
| E Main St (Rt 202) | 4 |
| Torrington Rd | 3 |
| SR-8 | 3 |
| SR-44 | 3 |
| SR-4 | 3 |
| Litchfield Tpke | 3 |
| Canaan Rd | 3 |
| Baker Rd | 3 |
ZIP 06021 at a glance
| Population | 1,494 |
| Density | 18 per sq mi |
| Median household income | $111,250 |
| Median home value | $342,800 |
| Home ownership | 92% |
Historical data: truck crashes in Northwest Hills 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 | 13 | — | 0.0 |
| 2000s | 14 | +12% | 0.8 |
| 2010s | 20 | +34% | 0.8 |
| 2020s | 26 | +36% | 1.6 |
Reported truck crashes averaged 13 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 crashes involving a large truck averaged 0.8 a year in 2016–19 and 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 06021
How many truck accidents are there in ZIP 06021?
Northwest Hills Planning Region has had 330 reported truck crashes since 2015, injuring 107 people and killing 19.
What is the worst month for truck crashes in ZIP 06021?
Truck crashes in Northwest Hills Planning Region peak in March, with 11.2% of the year's crashes.
Are garbage truck crashes common in ZIP 06021?
Since 2015, Northwest Hills Planning Region has reported 14 garbage-truck crashes, or 4.2% of its truck crashes.
How does ZIP 06021 compare with Connecticut for truck crashes?
The yearly rate is 24.2 truck crashes per 100,000 residents in Northwest Hills Planning Region, vs 40.2 for Connecticut.
How can I plan a safer truck route in ZIP 06021?
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.