ZIP 37660 (Kingsport, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37660: commercial truck and garbage truck crashes here and in Sullivan 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
15 of 644 truck crashes since 2015.
Deadliest roads
How Sullivan County compares with Tennessee
Sullivan County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sullivan County stands out
Full comparison
| Measure (2015–2025) | Sullivan County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 32.6 | 60.1 | 49.7 | 46% below the state |
| Deaths per 100 crashes | 4.5 | 3.9 | 3.4 | 1.2× the state |
| Injuries per crash | 0.52 | 0.48 | 0.49 | 1.1× the state |
| Garbage-truck share | 2.4% | 1.9% | 2.3% | 1.2× the state |
| On snow, slush or ice | 2.7% | 2.3% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 20.2% | 21.8% | 23.7% | 7% below the state |
| In rain, sleet or snow | 12.0% | 14.9% | 13.8% | 20% below the state |
| Winter months (Nov–Mar) | 38.2% | 40.5% | 41.9% | same |
| After dark | 24.9% | 25.9% | 24.8% | same |
Sullivan County has lower values than Tennessee for crashes per 100k residents / yr, morning rush (6–10 am) and in rain, sleet or snow. It runs above Tennessee on deaths per 100 crashes, injuries per crash and garbage-truck share.
ZIP 37660 at a glance: I-81 deadliest road: 7 fatal truck crashes within 10 miles of ZIP 37660 since 2015.
Overview
Sullivan County has recorded 644 truck crashes since 2015, with 342 people injured and 26 killed.
Across the years with complete reporting, that is roughly one truck crash every 7 days.
When crashes happen
Truck crashes peak in August (10.9% of the year) and are lowest in January (6.7%).
November through March accounts for 38.2% of truck crashes here, compared with 40.5% in Tennessee.
By time of day, 10–11 am stands out with 7.9% of truck crashes.
Road surface: 2.7% of truck crashes were on snow, slush or ice (Tennessee: 2.3%).
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 37660 is I-81, with 7 fatal large-truck crashes since 2015. It is followed by US-11W (6), I-26 (2) and SR-36 (1).
Garbage & waste trucks
15 crashes involved a garbage or refuse truck, a 2.3% share (Tennessee: 1.9%).
Route planning tips for ZIP 37660 fleets
- Build extra time into August routes: it has the most truck crashes here.
- Where you can, review stops along I-81; it has the most fatal large-truck crashes nearby.
- 2.7% of truck crashes were on snow, slush or ice, above Tennessee; plan winter equipment checks before the season.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Sullivan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-81 | 7 |
| US-11W | 6 |
| I-26 | 2 |
| SR-36 | 1 |
| US-23 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sullivan County) |
|---|---|
| I-81 | 227 |
| I-26 | 55 |
| E Stone Dr | 25 |
| SR-11W | 19 |
| Interstate 81 Hwy | 15 |
| SR-394 | 14 |
| I-81 Hwy | 12 |
| W Stone Dr | 12 |
ZIP 37660 at a glance
| Population | 40,996 |
| Density | 241 per sq mi |
| Median household income | $49,191 |
| Median home value | $203,395 |
| Home ownership | 61% |
Waste facilities and haulers nearby
Historical data: truck crashes in Sullivan 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 | 8 | — | 1.5 |
| 2000s | 40 | +375% | 2.0 |
| 2010s | 49 | +24% | 2.0 |
| 2020s | 56 | +15% | 2.2 |
In the 1990s about 8 truck crashes a year were reported; in the 2020s, about 56. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.2 a year in 2016–19 and 2.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37660
How common are truck crashes in ZIP 37660?
Since 2015, 644 crashes involving commercial trucks were reported in Sullivan County (342 injured, 26 killed).
Which road has the most fatal truck crashes in ZIP 37660?
NHTSA data shows I-81 with 7 fatal large-truck crashes within 10 miles of ZIP 37660 since 2015, the highest of any road.
When do most truck crashes happen in ZIP 37660?
August has the most truck crashes in Sullivan County, 10.9% of the yearly total.
How many garbage truck accidents happen in ZIP 37660?
Garbage trucks were involved in 15 reported crashes in Sullivan County since 2015 (2.3% of truck crashes).
What is the truck crash rate in ZIP 37660 compared with Tennessee?
Sullivan County records 32.6 truck crashes per 100,000 residents a year, against 60.1 across Tennessee.
How do I plan a garbage truck route in ZIP 37660?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.