ZIP 03307 (Loudon, NH) truck route planning & crash data
Plan safer truck routes around ZIP 03307: 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 sits below New Hampshire on garbage-truck share. It stands out for higher 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
Since 2015, 761 crashes involving commercial trucks have been reported in Merrimack County. They injured 277 people and killed 22.
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%).
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
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 03307 happened on SR-106 (2), SR-4 (2), I-93 (1) and US-4 (1); no road leads clearly.
Garbage & waste trucks
21 crashes involved a garbage or refuse truck, a 2.8% share (New Hampshire: 4.2%).
The most garbage-truck crashes happen in July (24%).
They recorded 0.0 deaths per 100 crashes, against 3.0 for all trucks.
Route planning tips for ZIP 03307 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
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-106 | 2 |
| SR-4 | 2 |
| I-93 | 1 |
| US-4 | 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 03307 at a glance
| Population | 5,724 |
| Density | 47 per sq mi |
| Median household income | $107,226 |
| Median home value | $354,357 |
| Home ownership | 90% |
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. 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 03307
How common are truck crashes in ZIP 03307?
Merrimack County has had 761 reported truck crashes since 2015, injuring 277 people and killing 22.
Which month has the most truck crashes in ZIP 03307?
The worst month is February: 12.5% of truck crashes in Merrimack County happen then.
How many garbage truck crashes are there in ZIP 03307?
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 03307 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.
What is the best way to plan truck routes in ZIP 03307?
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.