Sac County, IA truck route planning & crash data
Plan safer truck routes in Sac County: commercial truck and garbage truck crashes, 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 144 truck crashes since 2015.
Deadliest roads
How Sac County compares with Iowa
Sac County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sac County stands out
Full comparison
| Measure (2015–2025) | Sac County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 128.7 | 68.1 | 49.7 | 1.9× the state |
| Deaths per 100 crashes | 8.1 | 3.5 | 3.4 | 2.3× the state |
| Injuries per crash | 0.48 | 0.41 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.0% | 2.2% | 2.3% | 100% below the state |
| On snow, slush or ice | 20.7% | 18.7% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 31.1% | 24.0% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 11.1% | 15.1% | 13.8% | 27% below the state |
| Winter months (Nov–Mar) | 43.0% | 45.4% | 41.9% | same |
| After dark | 31.1% | 23.1% | 24.8% | 1.3× the state |
Compared with Iowa, Sac County is lower on garbage-truck share and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Sac County at a glance: 0 of truck crashes here involve garbage trucks: 0.0%, vs 2.2% in Iowa.
Overview
Sac County has recorded 144 truck crashes since 2015, with 67 people injured and 11 killed.
In complete reporting years that works out to about one truck crash every 30 days.
When crashes happen
The worst month is November with 15.3% of truck crashes; the quietest is May at 2.8%.
The five winter months (November to March) hold 43.0% of truck crashes, against 45.4% across Iowa.
The busiest hour is 8–9 am, with 13.9% of truck crashes.
20.7% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Since 2015, fatal crashes with a large truck in Sac County happened on US-20 (2), US-71 (2), CR-D15 190Th St (1), CR-M35/CORY Ave (1) and CR-M54 Rolf Ave 280Th St (1); no road leads clearly.
Garbage & waste trucks
Since 2015, no garbage-truck crashes were reported for Sac County.
Route planning tips for Sac County fleets
- Plan November schedules with more margin; it is the worst month for truck crashes in Sac County.
- The morning rush (6–10 am) holds 31.1% of truck crashes here, more than Iowa; adjust start times where you can.
- 20.7% of truck crashes were on snow, slush or ice, above Iowa; plan winter equipment checks before the season.
- 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 Sac County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Sac County) |
|---|---|
| US-20 | 2 |
| US-71 | 2 |
| CR-D15 190Th St | 1 |
| CR-M35/CORY Ave | 1 |
| CR-M54 Rolf Ave 280Th St | 1 |
| SR-175 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sac County) |
|---|---|
| US-20 | 17 |
| Fox Ave | 6 |
| M043/Fox Ave | 3 |
| Perkins Ave | 3 |
| M054/Sierra Ave And Us 20 | 3 |
| 370Th St And Union Ave | 2 |
| Dean Ave (Ia-110) | 2 |
| Hwy 20 Eb And Fox Ave | 2 |
Sac County at a glance
| Population | 9,533 |
| Land area | 575.0 sq mi |
| Density | 17 per sq mi |
| Median household income (ZIP average) | $74,271 |
Waste facilities and haulers nearby
Historical data: truck crashes in Sac 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 | 6 | — | 0.9 |
| 2000s | 7 | +13% | 0.5 |
| 2010s | 10 | +39% | 0.8 |
| 2020s | 13 | +30% | 0.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 6 to 13. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.2 a year in 2016–19 and 0.6 a year in 2020–24.
Cities, towns & communities in Sac County
ZIP codes in Sac County
Nearby counties
Questions fleets ask about Sac County
How common are truck crashes in Sac County?
Since 2015, 144 crashes involving commercial trucks were reported in Sac County (67 injured, 11 killed).
What is the worst month for truck crashes in Sac County?
The worst month is November: 15.3% of truck crashes in Sac County happen then.
How many garbage truck accidents happen in Sac County?
0 crashes involving garbage or refuse trucks have been reported in Sac County since 2015, 0.0% of all truck crashes.
How does Sac County compare with Iowa for truck crashes?
The yearly rate is 128.7 truck crashes per 100,000 residents in Sac County, vs 68.1 for Iowa.
How can I plan a safer truck route in Sac County?
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.