South Greeley, WY truck route planning & crash data
Plan safer truck routes in South Greeley: commercial truck and garbage truck crashes in South Greeley and Laramie County, dangerous roads, seasonality and route safety data for fleets. Patterns use Laramie County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
11 of 1,567 truck crashes since 2015.
Deadliest roads
How Laramie County compares with Wyoming
Laramie County against Wyoming and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Laramie County stands out
Full comparison
| Measure (2015–2025) | Laramie County | Wyoming | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 128.3 | 187.2 | 49.7 | 31% below the state |
| Deaths per 100 crashes | 3.7 | 4.5 | 3.4 | 18% below the state |
| Injuries per crash | 0.51 | 0.43 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.8% | 0.4% | 2.3% | 1.9× the state |
| On snow, slush or ice | 33.2% | 45.1% | 6.2% | 26% below the state |
| Morning rush (6–10 am) | 23.8% | 23.4% | 23.7% | same |
| In rain, sleet or snow | 25.1% | 25.0% | 13.8% | same |
| Winter months (Nov–Mar) | 52.6% | 59.3% | 41.9% | 11% below the state |
| After dark | 29.1% | 32.8% | 24.8% | 11% below the state |
Laramie County has lower values than Wyoming for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Wyoming on injuries per crash and garbage-truck share.
Laramie County at a glance: 1 in 130 crashes involve a garbage truck (11 since 2015), vs 0.4% across Wyoming.
Overview
Laramie County has recorded 1,567 truck crashes since 2015, with 766 people injured and 56 killed.
That averages about one truck crash every 3 days in fully reported years.
South Greeley had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Laramie County numbers.
When crashes happen
Truck crashes peak in March (13.0% of the year) and are lowest in September (5.4%).
Winter months (Nov–Mar) carry 52.6% of truck crashes, vs 59.3% for Wyoming.
The busiest hour is 11 am–12 pm, with 8.2% of truck crashes.
33.2% of truck crashes here happened on snow, slush or ice, against 45.1% across Wyoming.
Where crashes happen
I-80 leads within 10 miles of South Greeley with 3 fatal crashes involving a large truck since 2015. It is followed by House Ave (1) and Meadow Dr (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 11 crashes, 0.7% of the total, against 0.4% across Wyoming.
Route planning tips for South Greeley fleets
- Build extra time into March routes: it has the most truck crashes here.
- Look at alternatives to I-80 at busy times: it leads this area in fatal truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Laramie County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-80 | 3 |
| House Ave | 1 |
| Meadow Dr | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Laramie County) |
|---|---|
| I-80 Mp 342 | 40 |
| I-80 Mp 341.4 | 11 |
| I-80 Mp 340 | 8 |
| I-80 Mp 347 | 8 |
| I-80 Mp 384.17 | 7 |
| I-25 Mp 4 | 6 |
| I-80 Intchg 357 Eb On | 6 |
| I-80 Mp 351.99 | 6 |
South Greeley at a glance
| Land area | 1.7 sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Laramie 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 | 79 | — | 1.7 |
| 2000s | 96 | +21% | 1.8 |
| 2010s | 117 | +22% | 2.6 |
| 2020s | 128 | +9% | 2.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 79 to 128. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 2.5 a year in 2016–19, 2.0 a year in 2020–24.
Nearby places
Questions fleets ask about South Greeley
How many truck crashes happen in South Greeley?
Laramie County has had 1,567 reported truck crashes since 2015, injuring 766 people and killing 56.
Which road has the most fatal truck crashes in South Greeley?
NHTSA data shows I-80 with 3 fatal large-truck crashes within 10 miles of South Greeley since 2015, the highest of any road.
When do most truck crashes happen in South Greeley?
Truck crashes in Laramie County peak in March, with 13.0% of the year's crashes.
How many garbage truck crashes are there in South Greeley?
Since 2015, Laramie County has reported 11 garbage-truck crashes, or 0.7% of its truck crashes.
How does South Greeley compare with Wyoming for truck crashes?
Per 100,000 residents, Laramie County has 128.3 truck crashes a year; Wyoming has 187.2.
What is the best way to plan truck routes in South Greeley?
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.