Brookfield, SD truck route planning & crash data
Plan safer truck routes in Brookfield: commercial truck and garbage truck crashes in Brookfield and McCook County, dangerous roads, seasonality and route safety data for fleets. Patterns use McCook County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 120 truck crashes since 2015.
Deadliest roads
How McCook County compares with South Dakota
McCook County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where McCook County stands out
Full comparison
| Measure (2015–2025) | McCook County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 168.6 | 42.0 | 49.7 | 4.0× the state |
| Deaths per 100 crashes | 1.9 | 5.2 | 3.4 | 63% below the state |
| Injuries per crash | 0.06 | 0.13 | 0.49 | 54% below the state |
| Garbage-truck share | 0.9% | 1.6% | 2.3% | 42% below the state |
| On snow, slush or ice | 54.2% | 28.6% | 6.2% | 1.9× the state |
| Morning rush (6–10 am) | 20.6% | 22.2% | 23.7% | 7% below the state |
| In rain, sleet or snow | 25.2% | 17.5% | 13.8% | 1.4× the state |
| Winter months (Nov–Mar) | 63.5% | 48.8% | 41.9% | 1.3× the state |
| After dark | 18.7% | 22.8% | 24.8% | 18% below the state |
Compared with South Dakota, McCook County is lower on deaths per 100 crashes, injuries per crash and garbage-truck share. Where it is higher: crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
McCook County at a glance: March 22.5% of truck crashes happen in March, more than any other month.
Overview
McCook County has recorded 120 truck crashes since 2015, with 8 people injured and 4 killed.
Across the years with complete reporting, that is roughly one truck crash every 38 days.
Only 0 truck crashes were reported in Brookfield since 2015; patterns below come from McCook County as a whole.
When crashes happen
Truck crashes peak in March (22.5% of the year) and are lowest in April (3.3%).
Winter months (Nov–Mar) carry 63.5% of truck crashes, vs 48.8% for South Dakota.
The busiest hour is 1–2 pm, with 11.7% of truck crashes.
54.2% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
Fatal large-truck crashes within 10 miles of Brookfield since 2015 were spread across roads: I-90 (1).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 0.8%, compared with 1.6% in South Dakota.
Route planning tips for Brookfield fleets
- Review driver schedules for March, the month with the most truck crashes.
- With 54.2% of truck crashes on snow, slush or ice (above South Dakota), plan winter equipment checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 McCook County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-90 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (McCook County) |
|---|---|
| I-90 | 74 |
| US-81 | 16 |
| Ave | 11 |
| Sd Hwy 42 | 7 |
| Sd Hwy 38 | 4 |
| Sd Hwy 262 | 3 |
Brookfield at a glance
| Population | 133 |
| Land area | 36.4 sq mi |
| Density | 4 per sq mi |
| Median household income (ZIP 57058) | $84,286 |
| Median home value (ZIP 57058) | $218,079 |
Waste facilities and haulers nearby
Historical data: truck crashes in McCook 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 | 4 | — | 0.6 |
| 2000s | 7 | +76% | 0.2 |
| 2010s | 9 | +38% | 0.2 |
| 2020s | 11 | +17% | 0.4 |
In the 1990s about 4 truck crashes a year were reported; in the 2020s, about 11. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.0 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Brookfield
How common are truck crashes in Brookfield?
McCook County has had 120 reported truck crashes since 2015, injuring 8 people and killing 4.
When do most truck crashes happen in Brookfield?
The worst month is March: 22.5% of truck crashes in McCook County happen then.
Are garbage truck crashes common in Brookfield?
Garbage trucks were involved in 1 reported crash in McCook County since 2015 (0.8% of truck crashes).
How does Brookfield compare with South Dakota for truck crashes?
The yearly rate is 168.6 truck crashes per 100,000 residents in McCook County, vs 42.0 for South Dakota.
What is the best way to plan truck routes in Brookfield?
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.