ZIP 03303 (Concord, NH) truck route planning & crash data
Plan safer truck routes around ZIP 03303: 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. 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 12.5% of truck crashes happen in February, more than any other month.
Overview
Police reported 761 crashes involving commercial trucks in Merrimack County since 2015: 277 people were injured and 22 were killed.
That averages about one truck crash every 5 days in fully reported years.
When crashes happen
The worst month is February with 12.5% of truck crashes; the quietest is May at 6.6%.
Winter months (Nov–Mar) carry 47.4% of truck crashes, vs 47.6% for New Hampshire.
More truck crashes happen at 10–11 am than at any other hour (8.5%).
Road surface: 23.5% of truck crashes were on snow, slush or ice (New Hampshire: 20.2%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 03303 since 2015 were spread across roads: I-89 (2), I-93 (1) and South Main Street (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 03303 fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Merrimack County.
- Waste haulers: July is the peak month for garbage-truck crashes in Merrimack County.
- 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
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 |
| 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 |
ZIP 03303 at a glance
| Population | 16,571 |
| Density | 94 per sq mi |
| Median household income | $80,456 |
| Median home value | $296,167 |
| Home ownership | 68% |
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 03303
How many truck accidents are there in ZIP 03303?
Merrimack County has had 761 reported truck crashes since 2015, injuring 277 people and killing 22.
What is the worst month for truck crashes in ZIP 03303?
Truck crashes in Merrimack County peak in February, with 12.5% of the year's crashes.
How many garbage truck accidents happen in ZIP 03303?
Since 2015, Merrimack County has reported 21 garbage-truck crashes, or 2.8% of its truck crashes.
What is the truck crash rate in ZIP 03303 compared with New Hampshire?
Per 100,000 residents, Merrimack County has 42.2 truck crashes a year; New Hampshire has 30.4.
What is the best way to plan truck routes in ZIP 03303?
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.