Dyer County, TN truck route planning & crash data
Plan safer truck routes in Dyer 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
10 of 275 truck crashes since 2015.
Deadliest roads
How Dyer County compares with Tennessee
Dyer County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Dyer County stands out
Full comparison
| Measure (2015–2025) | Dyer County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 65.7 | 60.1 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 3.8 | 3.9 | 3.4 | same |
| Injuries per crash | 0.51 | 0.48 | 0.49 | same |
| Garbage-truck share | 3.8% | 1.9% | 2.3% | 2.0× the state |
| On snow, slush or ice | 5.3% | 2.3% | 6.2% | 2.3× the state |
| Morning rush (6–10 am) | 20.2% | 21.8% | 23.7% | 8% below the state |
| In rain, sleet or snow | 11.8% | 14.9% | 13.8% | 21% below the state |
| Winter months (Nov–Mar) | 43.7% | 40.5% | 41.9% | 1.1× the state |
| After dark | 24.7% | 25.9% | 24.8% | same |
Dyer County has lower values than Tennessee for morning rush (6–10 am) and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice.
What stands out in Dyer County: 5.3% share of truck crashes on snow, slush or ice (Tennessee: 2.3%).
Overview
Since 2015, 275 crashes involving commercial trucks have been reported in Dyer County. They injured 143 people and killed 10.
Across the years with complete reporting, that is roughly one truck crash every 15 days.
When crashes happen
The worst month is September with 10.9% of truck crashes; the quietest is June at 4.7%.
November through March accounts for 43.7% of truck crashes here, compared with 40.5% in Tennessee.
By time of day, 2–3 pm stands out with 10.2% of truck crashes.
Road surface: 5.3% of truck crashes were on snow, slush or ice (Tennessee: 2.3%).
Where crashes happen
Fatal large-truck crashes in Dyer County since 2015 were spread across roads: I-155 (3), US-51 (3), SR-104 (1) and US-412 (1).
Garbage & waste trucks
10 crashes involved a garbage or refuse truck, a 3.6% share (Tennessee: 1.9%).
Route planning tips for Dyer County fleets
- Plan September schedules with more margin; it is the worst month for truck crashes in Dyer County.
- Icy and snowy roads show up in 5.3% of truck crashes here, more than Tennessee; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Dyer County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Dyer County) |
|---|---|
| I-155 | 3 |
| US-51 | 3 |
| SR-104 | 1 |
| US-412 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Dyer County) |
|---|---|
| I-155 | 55 |
| SR-412 | 18 |
| N Highway 51 | 15 |
| SR-51S | 14 |
| US-51 | 12 |
| SR-210N | 10 |
| Lake Rd | 7 |
| US-412 | 7 |
Dyer County at a glance
| Population | 36,403 |
| Land area | 512.4 sq mi |
| Density | 71 per sq mi |
| Median household income (ZIP average) | $58,764 |
Waste facilities and haulers nearby
Historical data: truck crashes in Dyer 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 | 14 | — | 0.8 |
| 2000s | 15 | +7% | 0.8 |
| 2010s | 21 | +36% | 0.8 |
| 2020s | 22 | +4% | 0.8 |
In the 1990s about 14 truck crashes a year were reported; in the 2020s, about 22. Reporting coverage also changed between these periods. NHTSA counts 1.0 fatal large-truck crashes a year in 2016–19 and 0.8 a year in 2020–24.
Cities, towns & communities in Dyer County
ZIP codes in Dyer County
Nearby counties
Questions fleets ask about Dyer County
How many truck crashes happen in Dyer County?
Dyer County has had 275 reported truck crashes since 2015, injuring 143 people and killing 10.
What is the worst month for truck crashes in Dyer County?
The worst month is September: 10.9% of truck crashes in Dyer County happen then.
How many garbage truck crashes are there in Dyer County?
Garbage trucks were involved in 10 reported crashes in Dyer County since 2015 (3.6% of truck crashes).
How does Dyer County compare with Tennessee for truck crashes?
Per 100,000 residents, Dyer County has 65.7 truck crashes a year; Tennessee has 60.1.
How do I plan a garbage truck route in Dyer 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.