ZIP 05489 (Underhill, VT) truck route planning & crash data
Plan safer truck routes around ZIP 05489: commercial truck and garbage truck crashes here and in Chittenden 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
16 of 379 truck crashes since 2015.
Deadliest roads
How Chittenden County compares with Vermont
Chittenden County against Vermont and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Chittenden County stands out
Full comparison
| Measure (2015–2025) | Chittenden County | Vermont | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 19.4 | 28.2 | 49.7 | 31% below the state |
| Deaths per 100 crashes | 0.5 | 3.6 | 3.4 | 86% below the state |
| Injuries per crash | 0.43 | 0.40 | 0.49 | 1.1× the state |
| Garbage-truck share | 4.1% | 3.3% | 2.3% | 1.3× the state |
| On snow, slush or ice | 15.9% | 23.6% | 6.2% | 33% below the state |
| Morning rush (6–10 am) | 28.8% | 27.9% | 23.7% | same |
| In rain, sleet or snow | 23.6% | 26.7% | 13.8% | 12% below the state |
| Winter months (Nov–Mar) | 47.0% | 50.2% | 41.9% | same |
| After dark | 17.6% | 17.6% | 24.8% | same |
Compared with Vermont, Chittenden County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher injuries per crash and garbage-truck share.
What stands out in Chittenden County: 0.5 deaths for every 100 truck crashes, against 3.6 across Vermont.
Overview
Since 2015, 379 crashes involving commercial trucks have been reported in Chittenden County. They injured 163 people and killed 3.
That averages about one truck crash every 11 days in fully reported years.
When crashes happen
January has the most truck crashes, 11.3% of the yearly total, while April has the fewest (5.3%).
November through March accounts for 47.0% of truck crashes here, compared with 50.2% in Vermont.
The busiest hour is 8–9 am, with 12.2% of truck crashes.
Road surface: 15.9% of truck crashes were on snow, slush or ice (Vermont: 23.6%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 05489 since 2015: SR-15 (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 16 of the truck crashes here, or 4.2%, compared with 3.3% in Vermont.
Route planning tips for ZIP 05489 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Chittenden County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-15 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Chittenden County) |
|---|---|
| I-89 | 23 |
| Williston Rd | 3 |
| E Allen St, Exit 15 | 2 |
| I 89 S, Exit 18 | 2 |
| I-89 N Mm 98.5 | 2 |
| I-89 N, Mm 79.6 | 2 |
| I-89 South, 1-89 | 2 |
| Malletts Bay Ave, Pine St | 2 |
ZIP 05489 at a glance
| Population | 3,484 |
| Density | 23 per sq mi |
| Median household income | $92,352 |
| Median home value | $437,994 |
| Home ownership | 81% |
Waste facilities and haulers nearby
Historical data: truck crashes in Chittenden 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 | 12 | — | 0.8 |
| 2000s | 24 | +103% | 0.4 |
| 2010s | 35 | +48% | 0.4 |
| 2020s | 28 | -19% | 0.0 |
In the 1990s about 12 truck crashes a year were reported; in the 2020s, about 28. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.8 a year in 2016–19, 0.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 05489
How many truck crashes happen in ZIP 05489?
Chittenden County has had 379 reported truck crashes since 2015, injuring 163 people and killing 3.
When do most truck crashes happen in ZIP 05489?
Truck crashes in Chittenden County peak in January, with 11.3% of the year's crashes.
How many garbage truck crashes are there in ZIP 05489?
16 crashes involving garbage or refuse trucks have been reported in Chittenden County since 2015, 4.2% of all truck crashes.
How do truck crashes in ZIP 05489 compare with Vermont?
The yearly rate is 19.4 truck crashes per 100,000 residents in Chittenden County, vs 28.2 for Vermont.
How do I plan a garbage truck route in ZIP 05489?
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.