Mayfield, SD truck route planning & crash data
Plan safer truck routes in Mayfield: commercial truck and garbage truck crashes in Mayfield and Yankton County, dangerous roads, seasonality and route safety data for fleets. Patterns use Yankton County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 76 truck crashes since 2015.
Deadliest roads
How Yankton County compares with South Dakota
Yankton County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Yankton County stands out
Full comparison
| Measure (2015–2025) | Yankton County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 25.5 | 42.0 | 49.7 | 39% below the state |
| Deaths per 100 crashes | 9.1 | 5.2 | 3.4 | 1.7× the state |
| Injuries per crash | 0.15 | 0.13 | 0.49 | 1.2× the state |
| Garbage-truck share | 1.5% | 1.6% | 2.3% | same |
| On snow, slush or ice | 7.6% | 28.6% | 6.2% | 74% below the state |
| Morning rush (6–10 am) | 19.7% | 22.2% | 23.7% | 11% below the state |
| In rain, sleet or snow | 6.1% | 17.5% | 13.8% | 65% below the state |
| Winter months (Nov–Mar) | 33.3% | 48.8% | 41.9% | 32% below the state |
| After dark | 16.7% | 22.8% | 24.8% | 27% below the state |
Yankton County sits below South Dakota on crashes per 100k residents / yr, on snow, slush or ice and morning rush (6–10 am). Where it is higher: deaths per 100 crashes and injuries per crash.
Yankton County at a glance: August worst month: 18.4% of truck crashes, vs 8.3% in an average month.
Overview
Since 2015, 76 crashes involving commercial trucks have been reported in Yankton County. They injured 12 people and killed 6.
Across the years with complete reporting, that is roughly one truck crash every 61 days.
Mayfield had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Yankton County numbers.
When crashes happen
Truck crashes peak in August (18.4% of the year) and are lowest in November (0.0%).
The five winter months (November to March) hold 33.3% of truck crashes, against 48.8% across South Dakota.
More truck crashes happen at 11 am–12 pm than at any other hour (13.2%).
7.6% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Mayfield since 2015: US-81 (2) and 301st St (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 1.3% of the total, against 1.6% across South Dakota.
Route planning tips for Mayfield fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Yankton County.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Yankton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-81 | 2 |
| 301st St | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Yankton County) |
|---|---|
| US-81 | 22 |
| Sd Hwy 50 | 22 |
| Sd Hwy 46 | 8 |
| Ave | 6 |
| Sd Hwy 52 | 3 |
| 291St St | 1 |
| Bill Baggs Rd | 1 |
| Broadway Ave/Hwy 81 | 1 |
Mayfield at a glance
| Population | 182 |
| Land area | 36.5 sq mi |
| Density | 5 per sq mi |
| Median household income (ZIP 57037) | $72,250 |
| Median home value (ZIP 57037) | $168,101 |
Waste facilities and haulers nearby
Historical data: truck crashes in Yankton 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 | — | 0.4 |
| 2000s | 7 | +92% | 0.4 |
| 2010s | 5 | -22% | 0.2 |
| 2020s | 6 | +14% | 1.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 4 to 6. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.0 a year in 2016–19, 1.0 a year in 2020–24.
Nearby places
Questions fleets ask about Mayfield
How many truck accidents are there in Mayfield?
76 truck crashes have been reported in Yankton County since 2015, with 6 deaths and 12 injuries.
When do most truck crashes happen in Mayfield?
August has the most truck crashes in Yankton County, 18.4% of the yearly total.
How many garbage truck crashes are there in Mayfield?
1 crash involving garbage or refuse trucks have been reported in Yankton County since 2015, 1.3% of all truck crashes.
How do truck crashes in Mayfield compare with South Dakota?
Yankton County records 25.5 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How do I plan a garbage truck route in Mayfield?
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.