Loudon, NH truck route planning & crash data
Plan safer truck routes in Loudon: commercial truck and garbage truck crashes in Loudon 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 |
Compared with New Hampshire, Merrimack County is lower on garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Loudon at a glance: I-93 deadliest road: 3 fatal truck crashes within 10 miles of Loudon since 2015.
Overview
Police reported 761 crashes involving commercial trucks in Merrimack County since 2015: 277 people were injured and 22 were killed.
Across the years with complete reporting, that is roughly one truck crash every 5 days.
With 17 truck crashes reported in Loudon since 2015, this page uses Merrimack County numbers for its patterns and comparisons.
When crashes happen
The worst month is February with 12.5% of truck crashes; the quietest is May at 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.
23.5% of truck crashes here happened on snow, slush or ice, against 20.2% across New Hampshire.
Where crashes happen
The deadliest road for trucks within 10 miles of Loudon is I-93, with 3 fatal large-truck crashes since 2015. Next come SR-4 (2), SR-106 (1) and SR-3A (1).
Garbage & waste trucks
Garbage trucks account for 21 of the truck crashes here, or 2.8%, compared with 4.2% in New Hampshire.
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 Loudon fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Merrimack County.
- Look at alternatives to I-93 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in July; review collection routes for that month.
- 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
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
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-93 | 3 |
| SR-4 | 2 |
| SR-106 | 1 |
| SR-3A | 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 |
Loudon at a glance
| Population | 5,740 |
| Land area | 1.8 sq mi |
| Density | 3,175 per sq mi |
| Median household income (ZIP 03307) | $107,226 |
| Median home value (ZIP 03307) | $354,357 |
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. Fatal large-truck crashes: 1.8 a year in 2016–19, 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Loudon
How many truck accidents are there in Loudon?
Since 2015, 761 crashes involving commercial trucks were reported in Merrimack County (277 injured, 22 killed).
Which road has the most fatal truck crashes in Loudon?
I-93 had 3 fatal crashes involving a large truck within 10 miles of Loudon since 2015, more than any other road.
When do most truck crashes happen in Loudon?
The worst month is February: 12.5% of truck crashes in Merrimack County happen then.
How many garbage truck crashes are there in Loudon?
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 Loudon compare 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 Loudon?
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.