Harwinton, CT truck route planning & crash data
Plan safer truck routes in Harwinton: commercial truck and garbage truck crashes in 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. Where it is higher: deaths per 100 crashes, garbage-truck share and on snow, slush or ice.
Northwest Hills Planning Region at a glance: 4.9 people killed per 100 truck crashes (Connecticut: 2.2).
Overview
Northwest Hills Planning Region has recorded 330 truck crashes since 2015, with 107 people injured and 19 killed.
Across the years with complete reporting, that is roughly one truck crash every 13 days.
With 26 truck crashes reported in Harwinton since 2015, this page uses Northwest Hills Planning Region numbers for its patterns and comparisons.
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.
The busiest hour is 1–2 pm, 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 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 Harwinton fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in Northwest Hills Planning Region.
- 28.3% of truck crashes happen between 6 and 10 am, above Connecticut; consider earlier or later starts where possible.
- With 10.2% of truck crashes on snow, slush or ice (above Connecticut), plan winter equipment checks early.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
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 |
| South St | 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 |
Harwinton at a glance
| Population | 5,688 |
| Land area | 30.8 sq mi |
| Density | 185 per sq mi |
| Median household income (ZIP 06791) | $129,762 |
| Median home value (ZIP 06791) | $353,647 |
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 Harwinton
How many truck crashes happen in 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 Harwinton?
The worst month is March: 11.2% of truck crashes in Northwest Hills Planning Region happen then.
Are garbage truck crashes common in 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 Harwinton compare with Connecticut?
Northwest Hills Planning Region records 24.2 truck crashes per 100,000 residents a year, against 40.2 across Connecticut.
How do I plan a garbage truck route in Harwinton?
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.