ZIP 03273 (South Sutton, NH) truck route planning & crash data
Plan safer truck routes around ZIP 03273: commercial truck and garbage truck crashes here and in Merrimack County, 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
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 |
Compared with New Hampshire, Merrimack County is lower on garbage-truck share. It runs above New Hampshire on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Merrimack County: February the month with the most truck crashes: 12.5% of the year's total.
Overview
Merrimack County has recorded 761 truck crashes since 2015, with 277 people injured and 22 killed.
In complete reporting years that works out to about one truck crash every 5 days.
When crashes happen
February has the most truck crashes, 12.5% of the yearly total, while May has the fewest (6.6%).
Winter months (Nov–Mar) carry 47.4% of truck crashes, vs 47.6% for New Hampshire.
The busiest hour is 10–11 am, with 8.5% of truck crashes.
Snow, slush or ice was on the road in 23.5% of truck crashes, compared with 20.2% in New Hampshire.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 03273 since 2015 were spread across roads: I-89 (2), SR-11 (1) and US-202 (1).
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 ZIP 03273 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.
- Icy and snowy roads show up in 23.5% of truck crashes here, more than New Hampshire; schedule winter checks early.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Merrimack County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-89 | 2 |
| SR-11 | 1 |
| US-202 | 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 |
ZIP 03273 at a glance
| Population | 361 |
| Density | 30 per sq mi |
| Median household income | $187,979 |
| Median home value | $371,028 |
| Home ownership | 95% |
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 large-truck crashes: 1.8 a year in 2016–19, 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 03273
How many truck accidents are there in ZIP 03273?
Since 2015, 761 crashes involving commercial trucks were reported in Merrimack County (277 injured, 22 killed).
What is the worst month for truck crashes in ZIP 03273?
The worst month is February: 12.5% of truck crashes in Merrimack County happen then.
How many garbage truck crashes are there in ZIP 03273?
21 crashes involving garbage or refuse trucks have been reported in Merrimack County since 2015, 2.8% of all truck crashes.
How do truck crashes in ZIP 03273 compare with New Hampshire?
The yearly rate is 42.2 truck crashes per 100,000 residents in Merrimack County, vs 30.4 for New Hampshire.
How do I plan a garbage truck route in ZIP 03273?
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.