Webster, NH truck route planning & crash data
Plan safer truck routes in Webster: commercial truck and garbage truck crashes in Webster 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. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in Merrimack County: 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.
In complete reporting years that works out to about one truck crash every 5 days.
With 3 truck crashes reported in Webster since 2015, this page uses Merrimack County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in February (12.5% of the year) and are lowest in May (6.6%).
The five winter months (November to March) hold 47.4% of truck crashes, against 47.6% across New Hampshire.
By time of day, 10–11 am stands out with 8.5% of truck crashes.
Road surface: 23.5% of truck crashes were on snow, slush or ice (New Hampshire: 20.2%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Webster since 2015: I-89 (2), US-202 (2), I-93 (1) and South Main Street (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%).
Garbage-truck crashes peak in July (24% of them).
They recorded 0.0 deaths per 100 crashes, against 3.0 for all trucks.
Route planning tips for Webster fleets
- Review driver schedules for February, the month with the most truck crashes.
- Waste haulers: July is the peak month for garbage-truck crashes in Merrimack County.
- With 23.5% of truck crashes on snow, slush or ice (above New Hampshire), plan winter equipment checks early.
- 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 Merrimack County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-89 | 2 |
| US-202 | 2 |
| I-93 | 1 |
| South Main Street | 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 |
Webster at a glance
| Population | 1,979 |
| Land area | 28.2 sq mi |
| Density | 70 per sq mi |
| Median household income (ZIP 03303) | $80,456 |
| Median home value (ZIP 03303) | $296,167 |
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 |
In the 1990s about 33 truck crashes a year were reported; in the 2020s, about 64. Reporting coverage also changed between these periods. 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 Webster
How common are truck crashes in Webster?
Merrimack County has had 761 reported truck crashes since 2015, injuring 277 people and killing 22.
When do most truck crashes happen in Webster?
Truck crashes in Merrimack County peak in February, with 12.5% of the year's crashes.
Are garbage truck crashes common in Webster?
Garbage trucks were involved in 21 reported crashes in Merrimack County since 2015 (2.8% of truck crashes).
What is the truck crash rate in Webster compared with New Hampshire?
Merrimack County records 42.2 truck crashes per 100,000 residents a year, against 30.4 across New Hampshire.
How can I plan a safer truck route in Webster?
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.