Erwin, TN truck route planning & crash data
Plan safer truck routes in Erwin: commercial truck and garbage truck crashes in Erwin and Unicoi County, dangerous roads, seasonality and route safety data for fleets. Patterns use Unicoi County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 103 truck crashes since 2015.
Deadliest roads
How Unicoi County compares with Tennessee
Unicoi County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Unicoi County stands out
Full comparison
| Measure (2015–2025) | Unicoi County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 45.3 | 60.1 | 49.7 | 25% below the state |
| Deaths per 100 crashes | 3.4 | 3.9 | 3.4 | 13% below the state |
| Injuries per crash | 0.28 | 0.48 | 0.49 | 42% below the state |
| Garbage-truck share | 0.0% | 1.9% | 2.3% | 100% below the state |
| On snow, slush or ice | 11.2% | 2.3% | 6.2% | 4.8× the state |
| Morning rush (6–10 am) | 29.2% | 21.8% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 11.2% | 14.9% | 13.8% | 25% below the state |
| Winter months (Nov–Mar) | 51.7% | 40.5% | 41.9% | 1.3× the state |
| After dark | 25.8% | 25.9% | 24.8% | same |
Unicoi County has lower values than Tennessee for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above Tennessee on on snow, slush or ice, morning rush (6–10 am) and winter months (nov–mar).
The headline for Unicoi County: 11.2% of truck crashes happened on snow, slush or ice, vs 2.3% in Tennessee.
Overview
Unicoi County has recorded 103 truck crashes since 2015, with 30 people injured and 3 killed.
In complete reporting years that works out to about one truck crash every 45 days.
Only 22 truck crashes were reported in Erwin since 2015; patterns below come from Unicoi County as a whole.
35% of truck crash reports in Unicoi County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
February has the most truck crashes, 13.6% of the yearly total, while April has the fewest (3.9%).
Winter months (Nov–Mar) carry 51.7% of truck crashes, vs 40.5% for Tennessee.
By time of day, 11 am–12 pm stands out with 10.7% of truck crashes.
11.2% of truck crashes here happened on snow, slush or ice, against 2.3% across Tennessee.
Where crashes happen
The deadliest road for trucks within 10 miles of Erwin is SR-107, with 2 fatal large-truck crashes since 2015. It is followed by CR-DRY Creek Rd (1), I-26 (1) and SR-197 (1).
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Unicoi County since 2015.
Route planning tips for Erwin fleets
- Build extra time into February routes: it has the most truck crashes here.
- Look at alternatives to SR-107 at busy times: it leads this area in fatal truck crashes.
- 29.2% of truck crashes happen between 6 and 10 am, above Tennessee; consider earlier or later starts where possible.
- Icy and snowy roads show up in 11.2% 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
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 Unicoi County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-107 | 2 |
| CR-DRY Creek Rd | 1 |
| I-26 | 1 |
| SR-197 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Unicoi County) |
|---|---|
| I-26 | 66 |
| Jonesborough Rd | 3 |
| Rock Creek Rd | 3 |
| Unicoi Dr | 3 |
| Jackson Love Hwy | 2 |
| N Main Ave | 2 |
| SR-107 | 2 |
| SR-352 | 2 |
Erwin at a glance
| Population | 6,020 |
| Land area | 4.1 sq mi |
| Density | 1,459 per sq mi |
| Median household income (ZIP 37650) | $50,654 |
| Median home value (ZIP 37650) | $168,888 |
Historical data: truck crashes in Unicoi 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 | 2 | — | 0.2 |
| 2000s | 5 | +194% | 0.0 |
| 2010s | 7 | +47% | 0.2 |
| 2020s | 11 | +48% | 0.4 |
Reported truck crashes averaged 2 a year in the 1990s and 11 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.0 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Erwin
How many truck accidents are there in Erwin?
Unicoi County has had 103 reported truck crashes since 2015, injuring 30 people and killing 3.
Which road has the most fatal truck crashes in Erwin?
Since 2015, SR-107 has had the most fatal large-truck crashes within 10 miles of Erwin: 2.
When do most truck crashes happen in Erwin?
Truck crashes in Unicoi County peak in February, with 13.6% of the year's crashes.
How many garbage truck crashes are there in Erwin?
Since 2015, Unicoi County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How does Erwin compare with Tennessee for truck crashes?
The yearly rate is 45.3 truck crashes per 100,000 residents in Unicoi County, vs 60.1 for Tennessee.
What is the best way to plan truck routes in Erwin?
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.