ZIP 37406 (Chattanooga, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37406: commercial truck and garbage truck crashes here and in Hamilton 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
1.1 deaths per 100 garbage-truck crashes vs 2.6 for all trucks.
Deadliest roads
How Hamilton County compares with Tennessee
Hamilton County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Hamilton County stands out
Full comparison
| Measure (2015–2025) | Hamilton County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 69.5 | 60.1 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 2.6 | 3.9 | 3.4 | 33% below the state |
| Injuries per crash | 0.43 | 0.48 | 0.49 | 10% below the state |
| Garbage-truck share | 3.1% | 1.9% | 2.3% | 1.6× the state |
| On snow, slush or ice | 0.6% | 2.3% | 6.2% | 75% below the state |
| Morning rush (6–10 am) | 22.2% | 21.8% | 23.7% | same |
| In rain, sleet or snow | 18.4% | 14.9% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 38.7% | 40.5% | 41.9% | same |
| After dark | 23.1% | 25.9% | 24.8% | 11% below the state |
Compared with Tennessee, Hamilton County is lower on deaths per 100 crashes, injuries per crash and on snow, slush or ice. It runs above Tennessee on crashes per 100k residents / yr, garbage-truck share and in rain, sleet or snow.
What stands out in ZIP 37406: 2.3× fatal truck crashes within 10 miles of ZIP 37406 per year, 2020–24 vs 2016–19 (5.8 vs 2.5).
Overview
Hamilton County has recorded 3,122 truck crashes since 2015, with 1,345 people injured and 80 killed.
Across the years with complete reporting, that is roughly 1 truck crash every day.
When crashes happen
Truck crashes peak in June (9.5% of the year) and are lowest in January (6.3%).
Winter months (Nov–Mar) carry 38.7% of truck crashes, vs 40.5% for Tennessee.
More truck crashes happen at 8–9 am than at any other hour (7.5%).
Snow, slush or ice was on the road in 0.6% of truck crashes, compared with 2.3% in Tennessee.
Where crashes happen
Within this area, I-75 had the most fatal crashes involving a large truck since 2015 (14). It is followed by I-24 (10), US-27 (3) and SR-319 (2).
Garbage & waste trucks
Garbage and refuse trucks were involved in 94 crashes, 3.0% of the total, against 1.9% across Tennessee.
Garbage-truck crashes peak in June (13% of them).
Per 100 crashes, garbage trucks recorded 1.1 deaths compared with 2.6 for all trucks.
Route planning tips for ZIP 37406 fleets
- Build extra time into June routes: it has the most truck crashes here.
- Look at alternatives to I-75 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in June; review collection routes for that month.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Hamilton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-75 | 14 |
| I-24 | 10 |
| US-27 | 3 |
| SR-319 | 2 |
| SR-58 | 2 |
| US-11 | 2 |
| CR-070400 | 1 |
| CR-KLINGLER Ln | 1 |
| CR-ROBERTS Mill Rd | 1 |
| Lake Resort Dr | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Hamilton County) |
|---|---|
| I-24 | 625 |
| I-75 | 554 |
| SR-153 | 72 |
| Amnicola Hwy | 59 |
| Bonny Oaks Dr | 45 |
| SR-58 | 39 |
| SR-27 | 35 |
| Lee Hwy | 35 |
ZIP 37406 at a glance
| Population | 13,364 |
| Density | 425 per sq mi |
| Median household income | $44,850 |
| Median home value | $161,255 |
| Home ownership | 47% |
Waste facilities and haulers nearby
Historical data: truck crashes in Hamilton 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 | 37 | — | 4.0 |
| 2000s | 131 | +253% | 4.5 |
| 2010s | 213 | +63% | 2.8 |
| 2020s | 282 | +32% | 6.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 37 to 282. Some of the change may reflect how crashes were reported. NHTSA counts 3.5 fatal large-truck crashes a year in 2016–19 and 6.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37406
How common are truck crashes in ZIP 37406?
Since 2015, 3,122 crashes involving commercial trucks were reported in Hamilton County (1,345 injured, 80 killed).
What is the most dangerous road for trucks in ZIP 37406?
NHTSA data shows I-75 with 14 fatal large-truck crashes within 10 miles of ZIP 37406 since 2015, the highest of any road.
What is the worst month for truck crashes in ZIP 37406?
Truck crashes in Hamilton County peak in June, with 9.5% of the year's crashes.
How many garbage truck crashes are there in ZIP 37406?
94 crashes involving garbage or refuse trucks have been reported in Hamilton County since 2015, 3.0% of all truck crashes.
How do truck crashes in ZIP 37406 compare with Tennessee?
Per 100,000 residents, Hamilton County has 69.5 truck crashes a year; Tennessee has 60.1.
How can I plan a safer truck route in ZIP 37406?
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.