ZIP 59638 (Jefferson City, MT) truck route planning & crash data
Plan safer truck routes around ZIP 59638: commercial truck and garbage truck crashes here and in Jefferson 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 of 382 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Jefferson County compares with Montana
Jefferson County against Montana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Jefferson County stands out
Full comparison
| Measure (2015–2025) | Jefferson County | Montana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 241.9 | 64.3 | 49.7 | 3.8× the state |
| Deaths per 100 crashes | 4.8 | 3.8 | 3.4 | 1.3× the state |
| Injuries per crash | 0.29 | 0.34 | 0.49 | 15% below the state |
| Garbage-truck share | 0.3% | 0.9% | 2.3% | 70% below the state |
| On snow, slush or ice | 39.3% | 39.4% | 6.2% | same |
| Morning rush (6–10 am) | 19.2% | 22.9% | 23.7% | 16% below the state |
| In rain, sleet or snow | 15.0% | 20.6% | 13.8% | 27% below the state |
| Winter months (Nov–Mar) | 52.8% | 54.3% | 41.9% | same |
| After dark | 32.5% | 30.8% | 24.8% | same |
Jefferson County sits below Montana on injuries per crash, garbage-truck share and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr and deaths per 100 crashes.
What stands out in Jefferson County: 1 in 357 of truck crashes here involve garbage trucks: 0.3%, vs 0.9% in Montana.
Overview
Jefferson County has recorded 382 truck crashes since 2015, with 116 people injured and 17 killed.
In complete reporting years that works out to about one truck crash every 11 days.
When crashes happen
January has the most truck crashes, 11.8% of the yearly total, while May has the fewest (3.9%).
November through March accounts for 52.8% of truck crashes here, compared with 54.3% in Montana.
The busiest hour is 10–11 am, with 8.4% of truck crashes.
Snow, slush or ice was on the road in 39.3% of truck crashes, compared with 39.4% in Montana.
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of ZIP 59638 since 2015.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 0.3% share (Montana: 0.9%).
Route planning tips for ZIP 59638 fleets
- Build extra time into January routes: it has the most truck crashes here.
- 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 Jefferson County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Jefferson County) |
|---|---|
| I-90 | 3 |
| Mm 14 Mt-69 | 2 |
| I-902 Mm237.7 | 1 |
| I-90E Mm239.8 | 1 |
| I-90E Mm259.1 | 1 |
| I-90W Mm255.9 | 1 |
| Mile 0.0 State Hwy 69 | 1 |
| Mm 155.0 I-15S | 1 |
ZIP 59638 at a glance
| Population | 769 |
| Density | 5 per sq mi |
| Median household income | $126,723 |
| Home ownership | 98% |
Waste facilities and haulers nearby
Historical data: truck crashes in Jefferson 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 | — | — | 0.6 |
| 2000s | 16 | — | 0.5 |
| 2010s | 24 | +57% | 0.5 |
| 2020s | 36 | +48% | 1.4 |
Reported truck crashes averaged 16 a year in the 2000s and 36 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.2 fatal large-truck crashes a year in 2016–19 and 1.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 59638
How many truck accidents are there in ZIP 59638?
Since 2015, 382 crashes involving commercial trucks were reported in Jefferson County (116 injured, 17 killed).
Which month has the most truck crashes in ZIP 59638?
The worst month is January: 11.8% of truck crashes in Jefferson County happen then.
How many garbage truck crashes are there in ZIP 59638?
1 crash involving garbage or refuse trucks have been reported in Jefferson County since 2015, 0.3% of all truck crashes.
What is the truck crash rate in ZIP 59638 compared with Montana?
The yearly rate is 241.9 truck crashes per 100,000 residents in Jefferson County, vs 64.3 for Montana.
How do I plan a garbage truck route in ZIP 59638?
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.