McNairy County, TN truck route planning & crash data
Plan safer truck routes in McNairy County: commercial truck and garbage truck crashes, 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
6 of 262 truck crashes since 2015.
Deadliest roads
How McNairy County compares with Tennessee
McNairy County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where McNairy County stands out
Full comparison
| Measure (2015–2025) | McNairy County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 86.7 | 60.1 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 6.4 | 3.9 | 3.4 | 1.6× the state |
| Injuries per crash | 0.55 | 0.48 | 0.49 | 1.1× the state |
| Garbage-truck share | 2.0% | 1.9% | 2.3% | same |
| On snow, slush or ice | 1.6% | 2.3% | 6.2% | 31% below the state |
| Morning rush (6–10 am) | 22.9% | 21.8% | 23.7% | same |
| In rain, sleet or snow | 14.9% | 14.9% | 13.8% | same |
| Winter months (Nov–Mar) | 37.0% | 40.5% | 41.9% | 9% below the state |
| After dark | 23.3% | 25.9% | 24.8% | 10% below the state |
Compared with Tennessee, McNairy County is lower on on snow, slush or ice, winter months (nov–mar) and after dark. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
What stands out in McNairy County: US-45 7 fatal truck crashes since 2015, more than any other road in McNairy County.
Overview
McNairy County has recorded 262 truck crashes since 2015, with 142 people injured and 18 killed.
That averages about one truck crash every 16 days in fully reported years.
When crashes happen
August has the most truck crashes, 13.0% of the yearly total, while March has the fewest (5.3%).
November through March accounts for 37.0% of truck crashes here, compared with 40.5% in Tennessee.
By time of day, 9–10 am stands out with 9.2% of truck crashes.
Snow, slush or ice was on the road in 1.6% of truck crashes, compared with 2.3% in Tennessee.
Where crashes happen
The deadliest road for trucks in McNairy County is US-45, with 7 fatal large-truck crashes since 2015. After it: CR-COX Dr (1), SR-117 (1) and US-64 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 6 crashes, 2.3% of the total, against 1.9% across Tennessee.
Route planning tips for McNairy County fleets
- Build extra time into August routes: it has the most truck crashes here.
- Look at alternatives to US-45 at busy times: it leads this area in fatal truck crashes.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 McNairy County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in McNairy County) |
|---|---|
| US-45 | 7 |
| CR-COX Dr | 1 |
| SR-117 | 1 |
| US-64 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (McNairy County) |
|---|---|
| US-45 | 39 |
| SR-45S | 19 |
| SR-64E | 18 |
| SR-57E | 13 |
| Highway 45 Bypass | 13 |
| US-64 | 11 |
| Mulberry Av | 11 |
| SR-57W | 9 |
McNairy County at a glance
| Population | 26,103 |
| Land area | 562.8 sq mi |
| Density | 46 per sq mi |
| Median household income (ZIP average) | $53,025 |
Waste facilities and haulers nearby
Historical data: truck crashes in McNairy 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 | 11 | — | 1.4 |
| 2000s | 14 | +36% | 1.5 |
| 2010s | 18 | +27% | 1.0 |
| 2020s | 24 | +33% | 1.2 |
In the 1990s about 11 truck crashes a year were reported; in the 2020s, about 24. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.5 a year in 2016–19 and 1.2 a year in 2020–24.
Cities, towns & communities in McNairy County
ZIP codes in McNairy County
Nearby counties
Questions fleets ask about McNairy County
How many truck crashes happen in McNairy County?
262 truck crashes have been reported in McNairy County since 2015, with 18 deaths and 142 injuries.
What is the most dangerous road for trucks in McNairy County?
US-45 had 7 fatal crashes involving a large truck in McNairy County since 2015, more than any other road.
Which month has the most truck crashes in McNairy County?
Truck crashes in McNairy County peak in August, with 13.0% of the year's crashes.
How many garbage truck crashes are there in McNairy County?
Since 2015, McNairy County has reported 6 garbage-truck crashes, or 2.3% of its truck crashes.
What is the truck crash rate in McNairy County compared with Tennessee?
Per 100,000 residents, McNairy County has 86.7 truck crashes a year; Tennessee has 60.1.
How do I plan a garbage truck route in McNairy County?
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.