ZIP 95950 (Grimes, CA) truck route planning & crash data
Plan safer truck routes around ZIP 95950: commercial truck and garbage truck crashes here and in Colusa 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
3 of 393 truck crashes since 2015.
Deadliest roads
How Colusa County compares with California
Colusa County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Colusa County stands out
Full comparison
| Measure (2015–2025) | Colusa County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 157.3 | 33.2 | 49.7 | 4.7× the state |
| Deaths per 100 crashes | 5.5 | 3.6 | 3.4 | 1.5× the state |
| Injuries per crash | 0.34 | 0.44 | 0.49 | 23% below the state |
| Garbage-truck share | 0.8% | 1.6% | 2.3% | 52% below the state |
| On snow, slush or ice | 0.0% | 0.9% | 6.2% | 100% below the state |
| Morning rush (6–10 am) | 23.0% | 23.5% | 23.7% | same |
| In rain, sleet or snow | 4.2% | 6.5% | 13.8% | 36% below the state |
| Winter months (Nov–Mar) | 31.9% | 40.2% | 41.9% | 21% below the state |
| After dark | 30.6% | 29.1% | 24.8% | same |
Colusa County has lower values than California for injuries per crash, garbage-truck share and on snow, slush or ice. Where it is higher: crashes per 100k residents / yr and deaths per 100 crashes.
What stands out in Colusa County: September 16.0% of truck crashes happen in September, more than any other month.
Overview
Since 2015, 393 crashes involving commercial trucks have been reported in Colusa County. They injured 134 people and killed 21.
That averages about one truck crash every 11 days in fully reported years.
When crashes happen
September has the most truck crashes, 16.0% of the yearly total, while January has the fewest (5.3%).
November through March accounts for 31.9% of truck crashes here, compared with 40.2% in California.
More truck crashes happen at 7–8 am than at any other hour (8.7%).
0.0% of truck crashes here happened on snow, slush or ice, against 0.9% across California.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 95950 happened on Reclamation Rd (1) and SR-20 (1); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 0.8% of the total, against 1.6% across California.
Route planning tips for ZIP 95950 fleets
- Review driver schedules for September, the month with the most truck crashes.
- 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 Colusa County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| Reclamation Rd | 1 |
| SR-20 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Colusa County) |
|---|---|
| Rt5/1000Ft N Greenbay Rd | 4 |
| SR-20 | 4 |
| Rt5 Nb/1.6M N Lurline Rd O/C | 3 |
| Rt 5/Rt 20 | 3 |
| Old Hwy 99W/1M N Hahn Rd | 3 |
| Lonestar Road | 2 |
| Old Hwy 99W/Myers Rd | 2 |
| Rt20/2.1M W Walnut Dr | 2 |
ZIP 95950 at a glance
| Population | 287 |
| Density | 2 per sq mi |
| Home ownership | 55% |
Waste facilities and haulers nearby
Historical data: truck crashes in Colusa 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 | — | — | 0.8 |
| 2000s | 26 | — | 0.9 |
| 2010s | 29 | +11% | 1.4 |
| 2020s | 34 | +19% | 1.8 |
In the 2000s about 26 truck crashes a year were reported; in the 2020s, about 34. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 1.8 a year in 2016–19 and 1.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 95950
How many truck accidents are there in ZIP 95950?
Since 2015, 393 crashes involving commercial trucks were reported in Colusa County (134 injured, 21 killed).
When do most truck crashes happen in ZIP 95950?
The worst month is September: 16.0% of truck crashes in Colusa County happen then.
How many garbage truck crashes are there in ZIP 95950?
Since 2015, Colusa County has reported 3 garbage-truck crashes, or 0.8% of its truck crashes.
How do truck crashes in ZIP 95950 compare with California?
Colusa County records 157.3 truck crashes per 100,000 residents a year, against 33.2 across California.
How can I plan a safer truck route in ZIP 95950?
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.