South Mountain, TX truck route planning & crash data
Plan safer truck routes in South Mountain: commercial truck and garbage truck crashes in South Mountain and Coryell County, dangerous roads, seasonality and route safety data for fleets. Patterns use Coryell County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
14 of 340 truck crashes since 2015.
Deadliest roads
How Coryell County compares with Texas
Coryell County against Texas and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Coryell County stands out
Full comparison
| Measure (2015–2025) | Coryell County | Texas | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 33.8 | 62.9 | 49.7 | 46% below the state |
| Deaths per 100 crashes | 5.0 | 4.1 | 3.4 | 1.2× the state |
| Injuries per crash | 0.53 | 0.58 | 0.49 | 9% below the state |
| Garbage-truck share | 4.4% | 1.1% | 2.3% | 4.0× the state |
| On snow, slush or ice | 2.2% | 1.7% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 20.9% | 22.6% | 23.7% | 8% below the state |
| In rain, sleet or snow | 8.1% | 11.3% | 13.8% | 28% below the state |
| Winter months (Nov–Mar) | 43.3% | 40.8% | 41.9% | same |
| After dark | 23.1% | 27.0% | 24.8% | 15% below the state |
Compared with Texas, Coryell County is lower on crashes per 100k residents / yr, injuries per crash and morning rush (6–10 am). It runs above Texas on deaths per 100 crashes, garbage-truck share and on snow, slush or ice.
What stands out in Coryell County: 1 in 23 of truck crashes here involve garbage trucks: 4.4%, vs 1.1% in Texas.
Overview
Police reported 340 crashes involving commercial trucks in Coryell County since 2015: 177 people were injured and 18 were killed.
That averages about one truck crash every 13 days in fully reported years.
With 1 truck crash reported in South Mountain since 2015, this page uses Coryell County numbers for its patterns and comparisons.
When crashes happen
The worst month is March with 9.4% of truck crashes; the quietest is February at 7.4%.
November through March accounts for 43.3% of truck crashes here, compared with 40.8% in Texas.
By time of day, 4–5 pm stands out with 8.5% of truck crashes.
Road surface: 2.2% of truck crashes were on snow, slush or ice (Texas: 1.7%).
Where crashes happen
SR-36 leads within 10 miles of South Mountain with 5 fatal crashes involving a large truck since 2015. After it: US-84 (2) and Fm 929 (1).
Garbage & waste trucks
Garbage trucks account for 14 of the truck crashes here, or 4.1%, compared with 1.1% in Texas.
Route planning tips for South Mountain fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in Coryell County.
- Check whether your routes use SR-36, the road with the most fatal truck crashes in this area.
- Icy and snowy roads show up in 2.2% of truck crashes here, more than Texas; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Coryell County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-36 | 5 |
| US-84 | 2 |
| Fm 929 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Coryell County) |
|---|---|
| Fm 107 | 4 |
| Business 36 | 3 |
| E 2200 Main St | 3 |
| E 3200 Main St | 3 |
| N 1300 36 Hwy | 3 |
| S 2800 State Highway 36 | 3 |
| S 3000 State Highway 36 | 3 |
| Sh 36 | 3 |
South Mountain at a glance
| Population | 410 |
| Land area | 1.6 sq mi |
| Density | 254 per sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Coryell 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 | 16 | — | 0.4 |
| 2000s | 23 | +41% | 0.6 |
| 2010s | 23 | +1% | 1.5 |
| 2020s | 33 | +42% | 1.2 |
In the 1990s about 16 truck crashes a year were reported; in the 2020s, about 33. Reporting coverage also changed between these periods. Fatal large-truck crashes: 1.5 a year in 2016–19, 1.2 a year in 2020–24.
Nearby places
Questions fleets ask about South Mountain
How many truck crashes happen in South Mountain?
Since 2015, 340 crashes involving commercial trucks were reported in Coryell County (177 injured, 18 killed).
Which road has the most fatal truck crashes in South Mountain?
NHTSA data shows SR-36 with 5 fatal large-truck crashes within 10 miles of South Mountain since 2015, the highest of any road.
Which month has the most truck crashes in South Mountain?
The worst month is March: 9.4% of truck crashes in Coryell County happen then.
How many garbage truck accidents happen in South Mountain?
14 crashes involving garbage or refuse trucks have been reported in Coryell County since 2015, 4.1% of all truck crashes.
What is the truck crash rate in South Mountain compared with Texas?
The yearly rate is 33.8 truck crashes per 100,000 residents in Coryell County, vs 62.9 for Texas.
How do I plan a garbage truck route in South Mountain?
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.