ZIP 59858 (Philipsburg, MT) truck route planning & crash data
Plan safer truck routes around ZIP 59858: commercial truck and garbage truck crashes here and in Granite 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
0 of 166 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Granite County compares with Montana
Granite County against Montana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Granite County stands out
Full comparison
| Measure (2015–2025) | Granite County | Montana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 403.8 | 64.3 | 49.7 | 6.3× the state |
| Deaths per 100 crashes | 1.9 | 3.8 | 3.4 | 50% below the state |
| Injuries per crash | 0.36 | 0.34 | 0.49 | same |
| Garbage-truck share | 0.0% | 0.9% | 2.3% | 100% below the state |
| On snow, slush or ice | 63.1% | 39.4% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 19.4% | 22.9% | 23.7% | 15% below the state |
| In rain, sleet or snow | 32.5% | 20.6% | 13.8% | 1.6× the state |
| Winter months (Nov–Mar) | 71.9% | 54.3% | 41.9% | 1.3× the state |
| After dark | 40.0% | 30.8% | 24.8% | 1.3× the state |
Granite County sits below Montana on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
What stands out in Granite County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 0.9% in Montana.
Overview
Granite County has recorded 166 truck crashes since 2015, with 59 people injured and 3 killed.
That averages about one truck crash every 25 days in fully reported years.
When crashes happen
The worst month is January with 18.7% of truck crashes; the quietest is May at 1.2%.
November through March accounts for 71.9% of truck crashes here, compared with 54.3% in Montana.
The busiest hour is 10–11 am, with 10.2% of truck crashes.
Road surface: 63.1% of truck crashes were on snow, slush or ice (Montana: 39.4%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of ZIP 59858 since 2015.
Garbage & waste trucks
No crashes involving garbage or refuse trucks have been reported in Granite County since 2015.
Route planning tips for ZIP 59858 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Icy and snowy roads show up in 63.1% of truck crashes here, more than Montana; schedule winter checks early.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Granite 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 (Granite County) |
|---|---|
| Mm 148.6 I-90 | 2 |
| Mm149.6, I90W | 2 |
| Mm 149.3 I90 | 1 |
| Mm 150.3 I90 | 1 |
| Mm 34.5 Mt-1 | 1 |
| Mm135.0, I-90W | 1 |
| Mm148.4 I90E | 1 |
ZIP 59858 at a glance
| Population | 1,494 |
| Density | 1 per sq mi |
| Median household income | $56,719 |
| Median home value | $422,280 |
| Home ownership | 71% |
Waste facilities and haulers nearby
Historical data: truck crashes in Granite 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 | — | — | 0.5 |
| 2000s | 6 | — | 0.4 |
| 2010s | 10 | +62% | 0.2 |
| 2020s | 15 | +41% | 0.0 |
From the 2000s to the 2020s, yearly reported truck crashes went from 6 to 15. Some of the change may reflect how crashes were reported. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 0.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 59858
How many truck accidents are there in ZIP 59858?
Granite County has had 166 reported truck crashes since 2015, injuring 59 people and killing 3.
When do most truck crashes happen in ZIP 59858?
The worst month is January: 18.7% of truck crashes in Granite County happen then.
Are garbage truck crashes common in ZIP 59858?
Since 2015, Granite County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How does ZIP 59858 compare with Montana for truck crashes?
Granite County records 403.8 truck crashes per 100,000 residents a year, against 64.3 across Montana.
How do I plan a garbage truck route in ZIP 59858?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.