Northwest Harwinton, CT truck route planning & crash data
Plan safer truck routes in Northwest Harwinton: commercial truck and garbage truck crashes in Northwest Harwinton and Northwest Hills Planning Region, dangerous roads, seasonality and route safety data for fleets. Patterns use Northwest Hills Planning Region numbers.
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 has lower values than Connecticut for crashes per 100k residents / yr, injuries per crash and after dark. It runs above Connecticut on deaths per 100 crashes, garbage-truck share and on snow, slush or ice.
The headline for 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.
Only 0 truck crashes were reported in Northwest Harwinton since 2015; patterns below come from Northwest Hills Planning Region as a whole.
When crashes happen
The worst month is March with 11.2% of truck crashes; the quietest is February at 4.8%.
Winter months (Nov–Mar) carry 41.4% of truck crashes, vs 41.3% for Connecticut.
By time of day, 1–2 pm stands out with 10.9% of truck crashes.
10.2% of truck crashes here happened on snow, slush or ice, against 6.2% across Connecticut.
Where crashes happen
Fatal large-truck crashes within 10 miles of Northwest Harwinton since 2015 were spread across roads: SR-800 (2), US-44 (2), Hayden Hill Rd (1), Oak Avenue (1) and SR-183 (1).
Garbage & waste trucks
14 crashes involved a garbage or refuse truck, a 4.2% share (Connecticut: 3.3%).
Route planning tips for Northwest Harwinton fleets
- Review driver schedules for March, the month with the most truck crashes.
- Morning starts matter: 28.3% of truck crashes fall between 6 and 10 am, higher than Connecticut.
- 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
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 Northwest Hills Planning Region
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-800 | 2 |
| US-44 | 2 |
| Hayden Hill Rd | 1 |
| Oak Avenue | 1 |
| SR-183 | 1 |
| SR-4 | 1 |
| US-202 | 1 |
| Waterbury Road | 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 |
Northwest Harwinton at a glance
| Land area | 8.7 sq mi |
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. NHTSA counts 0.8 fatal large-truck crashes a year in 2016–19 and 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Northwest Harwinton
How common are truck crashes in Northwest Harwinton?
330 truck crashes have been reported in Northwest Hills Planning Region since 2015, with 19 deaths and 107 injuries.
What is the worst month for truck crashes in Northwest Harwinton?
March has the most truck crashes in Northwest Hills Planning Region, 11.2% of the yearly total.
How many garbage truck accidents happen in Northwest Harwinton?
Since 2015, Northwest Hills Planning Region has reported 14 garbage-truck crashes, or 4.2% of its truck crashes.
How do truck crashes in Northwest Harwinton compare with Connecticut?
Per 100,000 residents, Northwest Hills Planning Region has 24.2 truck crashes a year; Connecticut has 40.2.
How do I plan a garbage truck route in Northwest Harwinton?
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.