Danbury, NH truck route planning & crash data
Plan safer truck routes in Danbury: commercial truck and garbage truck crashes in Danbury and Merrimack County, dangerous roads, seasonality and route safety data for fleets. Patterns use Merrimack County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0.0 deaths per 100 garbage-truck crashes vs 3.0 for all trucks.
Deadliest roads
How Merrimack County compares with New Hampshire
Merrimack County against New Hampshire and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Merrimack County stands out
Full comparison
| Measure (2015–2025) | Merrimack County | New Hampshire | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 42.2 | 30.4 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 3.0 | 2.6 | 3.4 | 1.2× the state |
| Injuries per crash | 0.37 | 0.39 | 0.49 | same |
| Garbage-truck share | 2.9% | 4.2% | 2.3% | 31% below the state |
| On snow, slush or ice | 23.5% | 20.2% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 29.8% | 29.3% | 23.7% | same |
| In rain, sleet or snow | 24.6% | 22.8% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 47.4% | 47.6% | 41.9% | same |
| After dark | 17.1% | 16.3% | 24.8% | same |
Merrimack County has lower values than New Hampshire for garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Merrimack County at a glance: February worst month: 12.5% of truck crashes, vs 8.3% in an average month.
Overview
Since 2015, 761 crashes involving commercial trucks have been reported in Merrimack County. They injured 277 people and killed 22.
That averages about one truck crash every 5 days in fully reported years.
Only 5 truck crashes were reported in Danbury since 2015; patterns below come from Merrimack County as a whole.
When crashes happen
February has the most truck crashes, 12.5% of the yearly total, while May has the fewest (6.6%).
November through March accounts for 47.4% of truck crashes here, compared with 47.6% in New Hampshire.
More truck crashes happen at 10–11 am than at any other hour (8.5%).
Snow, slush or ice was on the road in 23.5% of truck crashes, compared with 20.2% in New Hampshire.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Danbury since 2015: SR-11 (1) and SR-3A (1). No single road stands out.
Garbage & waste trucks
21 crashes involved a garbage or refuse truck, a 2.8% share (New Hampshire: 4.2%).
Their busiest month is July, with 24% of garbage-truck crashes.
Deaths per 100 garbage-truck crashes: 0.0, vs 3.0 for all truck crashes.
Route planning tips for Danbury fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Merrimack County.
- For residential and commercial waste routes, look again at July schedules: garbage-truck crashes peak then.
- With 23.5% of truck crashes on snow, slush or ice (above New Hampshire), 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 Merrimack County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-11 | 1 |
| SR-3A | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Merrimack County) |
|---|---|
| SR-3A | 9 |
| Dover Rd | 9 |
| N/Everett Tpk | 5 |
| Manchester St | 4 |
| N & Exit 3 | 4 |
| Hooksett Rd | 3 |
| I 89 N Mm 28.6 | 3 |
| I 89 S Mm 21.8 2 Miles N Of Exit 9 | 3 |
Danbury at a glance
| Population | 1,303 |
| Land area | 37.7 sq mi |
| Density | 35 per sq mi |
| Median household income (ZIP 03230) | $71,685 |
| Median home value (ZIP 03230) | $248,098 |
Waste facilities and haulers nearby
Historical data: truck crashes in Merrimack County 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 | 33 | — | 0.8 |
| 2000s | 49 | +46% | 1.8 |
| 2010s | 58 | +20% | 1.0 |
| 2020s | 64 | +9% | 1.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 33 to 64. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.8 a year in 2016–19 and 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Danbury
How common are truck crashes in Danbury?
Since 2015, 761 crashes involving commercial trucks were reported in Merrimack County (277 injured, 22 killed).
Which month has the most truck crashes in Danbury?
The worst month is February: 12.5% of truck crashes in Merrimack County happen then.
Are garbage truck crashes common in Danbury?
Since 2015, Merrimack County has reported 21 garbage-truck crashes, or 2.8% of its truck crashes.
What is the truck crash rate in Danbury compared with New Hampshire?
The yearly rate is 42.2 truck crashes per 100,000 residents in Merrimack County, vs 30.4 for New Hampshire.
What is the best way to plan truck routes in Danbury?
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.