ZIP 40456 (Mount Vernon, KY) truck route planning & crash data
Plan safer truck routes around ZIP 40456: commercial truck and garbage truck crashes here and in Rockcastle 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
5 of 535 truck crashes since 2015.
Deadliest roads
How Rockcastle County compares with Kentucky
Rockcastle County against Kentucky and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Rockcastle County stands out
Full comparison
| Measure (2015–2025) | Rockcastle County | Kentucky | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 286.9 | 68.4 | 49.7 | 4.2× the state |
| Deaths per 100 crashes | 6.2 | 3.5 | 3.4 | 1.8× the state |
| Injuries per crash | 0.39 | 0.46 | 0.49 | 15% below the state |
| Garbage-truck share | 0.8% | 2.6% | 2.3% | 71% below the state |
| On snow, slush or ice | 8.4% | 5.0% | 6.2% | 1.7× the state |
| Morning rush (6–10 am) | 15.2% | 22.9% | 23.7% | 33% below the state |
| In rain, sleet or snow | 32.2% | 17.5% | 13.8% | 1.8× the state |
| Winter months (Nov–Mar) | 42.0% | 41.0% | 41.9% | same |
| After dark | 25.8% | 24.4% | 24.8% | same |
Rockcastle County sits below Kentucky on injuries per crash, garbage-truck share and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Rockcastle County: 32.2% share of truck crashes in rain, sleet or snow (Kentucky: 17.5%).
Overview
Rockcastle County has recorded 535 truck crashes since 2015, with 207 people injured and 33 killed.
In complete reporting years that works out to about one truck crash every 8 days.
When crashes happen
May has the most truck crashes, 11.2% of the yearly total, while December has the fewest (6.7%).
Winter months (Nov–Mar) carry 42.0% of truck crashes, vs 41.0% for Kentucky.
By time of day, 12–1 pm stands out with 9.0% of truck crashes.
8.4% of truck crashes here happened on snow, slush or ice, against 5.0% across Kentucky.
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 40456 is I-75, with 7 fatal large-truck crashes since 2015. After it: I-75N (1).
Garbage & waste trucks
5 crashes involved a garbage or refuse truck, a 0.9% share (Kentucky: 2.6%).
Route planning tips for ZIP 40456 fleets
- Plan May schedules with more margin; it is the worst month for truck crashes in Rockcastle County.
- Look at alternatives to I-75 at busy times: it leads this area in fatal truck crashes.
- Icy and snowy roads show up in 8.4% of truck crashes here, more than Kentucky; 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 Rockcastle County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-75 | 7 |
| I-75N | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Rockcastle County) |
|---|---|
| I-0075 | 399 |
| US-0025 | 44 |
| Ky0461 | 21 |
| US-0150 | 20 |
| Ky0070 | 7 |
| Ky1004 | 4 |
| Ky1229 | 2 |
| Ky1505 | 2 |
ZIP 40456 at a glance
| Population | 8,370 |
| Density | 20 per sq mi |
| Median household income | $46,907 |
| Median home value | $157,883 |
| Home ownership | 72% |
Waste facilities and haulers nearby
Historical data: truck crashes in Rockcastle 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 | 17 | — | 1.0 |
| 2000s | 34 | +105% | 1.3 |
| 2010s | 40 | +19% | 0.7 |
| 2020s | 43 | +6% | 1.6 |
Reported truck crashes averaged 17 a year in the 1990s and 43 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.5 a year in 2016–19, 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 40456
How common are truck crashes in ZIP 40456?
Rockcastle County has had 535 reported truck crashes since 2015, injuring 207 people and killing 33.
Which road has the most fatal truck crashes in ZIP 40456?
NHTSA data shows I-75 with 7 fatal large-truck crashes within 10 miles of ZIP 40456 since 2015, the highest of any road.
When do most truck crashes happen in ZIP 40456?
May has the most truck crashes in Rockcastle County, 11.2% of the yearly total.
Are garbage truck crashes common in ZIP 40456?
5 crashes involving garbage or refuse trucks have been reported in Rockcastle County since 2015, 0.9% of all truck crashes.
How do truck crashes in ZIP 40456 compare with Kentucky?
Per 100,000 residents, Rockcastle County has 286.9 truck crashes a year; Kentucky has 68.4.
What is the best way to plan truck routes in ZIP 40456?
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.