ZIP 03243 (Hill, NH) truck route planning & crash data
Plan safer truck routes around ZIP 03243: 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 |
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.
What stands out in Merrimack County: February worst month: 12.5% of truck crashes, vs 8.3% in an average month.
Overview
Merrimack County has recorded 761 truck crashes since 2015, with 277 people injured and 22 killed.
Across the years with complete reporting, that is roughly 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%).
The five winter months (November to March) hold 47.4% of truck crashes, against 47.6% across New Hampshire.
More truck crashes happen at 10–11 am than at any other hour (8.5%).
23.5% of truck crashes here happened on snow, slush or ice, against 20.2% across New Hampshire.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 03243 since 2015: SR-11 (1) and SR-3A (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 21 of the truck crashes here, or 2.8%, compared with 4.2% in New Hampshire.
Garbage-truck crashes peak in July (24% of them).
Per 100 crashes, garbage trucks recorded 0.0 deaths compared with 3.0 for all trucks.
Route planning tips for ZIP 03243 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.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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) |
|---|---|
| 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 |
ZIP 03243 at a glance
| Population | 952 |
| Density | 14 per sq mi |
| Median household income | $83,333 |
| Median home value | $295,421 |
| Home ownership | 94% |
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 |
Reported truck crashes averaged 33 a year in the 1990s and 64 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.8 fatal large-truck crashes a year in 2016–19 and 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 03243
How common are truck crashes in ZIP 03243?
Since 2015, 761 crashes involving commercial trucks were reported in Merrimack County (277 injured, 22 killed).
When do most truck crashes happen in ZIP 03243?
February has the most truck crashes in Merrimack County, 12.5% of the yearly total.
Are garbage truck crashes common in ZIP 03243?
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 ZIP 03243 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.
How do I plan a garbage truck route in ZIP 03243?
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.