ZIP 66503 (Manhattan, KS) truck route planning & crash data
Plan safer truck routes around ZIP 66503: commercial truck and garbage truck crashes here and in Riley County, 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
8 of 153 truck crashes since 2015.
Deadliest roads
How Riley County compares with Kansas
Riley County against Kansas and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Riley County stands out
Full comparison
| Measure (2015–2025) | Riley County | Kansas | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 18.3 | 61.4 | 49.7 | 70% below the state |
| Deaths per 100 crashes | 4.8 | 4.8 | 3.4 | same |
| Injuries per crash | 0.36 | 0.32 | 0.49 | 1.1× the state |
| Garbage-truck share | 4.8% | 2.1% | 2.3% | 2.3× the state |
| On snow, slush or ice | 12.3% | 9.3% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 25.3% | 23.1% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 20.5% | 15.2% | 13.8% | 1.4× the state |
| Winter months (Nov–Mar) | 32.9% | 42.2% | 41.9% | 22% below the state |
| After dark | 16.4% | 23.2% | 24.8% | 29% below the state |
Compared with Kansas, Riley County is lower on crashes per 100k residents / yr, winter months (nov–mar) and after dark. It stands out for higher injuries per crash, garbage-truck share and on snow, slush or ice.
What stands out in Riley County: 1 in 21 of truck crashes here involve garbage trucks: 4.8%, vs 2.1% in Kansas.
Overview
Police reported 153 crashes involving commercial trucks in Riley County since 2015: 57 people were injured and 7 were killed.
That averages about one truck crash every 28 days in fully reported years.
When crashes happen
Truck crashes peak in August (17.6% of the year) and are lowest in March (3.9%).
The five winter months (November to March) hold 32.9% of truck crashes, against 42.2% across Kansas.
The busiest hour is 8–9 am, with 11.1% of truck crashes.
12.3% of truck crashes here happened on snow, slush or ice, against 9.3% across Kansas.
Where crashes happen
US-24 leads within 10 miles of ZIP 66503 with 4 fatal crashes involving a large truck since 2015. It is followed by SR-18 (1) and US-77 (1).
Garbage & waste trucks
Garbage trucks account for 8 of the truck crashes here, or 5.2%, compared with 2.1% in Kansas.
Route planning tips for ZIP 66503 fleets
- Build extra time into August routes: it has the most truck crashes here.
- Look at alternatives to US-24 at busy times: it leads this area in fatal truck crashes.
- 25.3% of truck crashes happen between 6 and 10 am, above Kansas; consider earlier or later starts where possible.
- Icy and snowy roads show up in 12.3% of truck crashes here, more than Kansas; schedule winter checks early.
- 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 Riley County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-24 | 4 |
| SR-18 | 1 |
| US-77 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Riley County) |
|---|---|
| I-070 | 30 |
| Tuttle Creek | 8 |
| Kimball | 6 |
| Fort Riley | 4 |
| Zeandale | 4 |
| I-70 | 3 |
| Barton | 3 |
| Anderson | 3 |
ZIP 66503 at a glance
| Population | 17,273 |
| Density | 80 per sq mi |
| Median household income | $97,846 |
| Median home value | $339,673 |
| Home ownership | 60% |
Waste facilities and haulers nearby
Historical data: truck crashes in Riley 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 | 12 | — | 0.2 |
| 2000s | 14 | +12% | 0.3 |
| 2010s | 17 | +22% | 0.4 |
| 2020s | 13 | -24% | 1.0 |
In the 1990s about 12 truck crashes a year were reported; in the 2020s, about 13. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 1.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 66503
How many truck crashes happen in ZIP 66503?
153 truck crashes have been reported in Riley County since 2015, with 7 deaths and 57 injuries.
Where do fatal truck crashes happen most in ZIP 66503?
US-24 had 4 fatal crashes involving a large truck within 10 miles of ZIP 66503 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 66503?
Truck crashes in Riley County peak in August, with 17.6% of the year's crashes.
How many garbage truck accidents happen in ZIP 66503?
Garbage trucks were involved in 8 reported crashes in Riley County since 2015 (5.2% of truck crashes).
What is the truck crash rate in ZIP 66503 compared with Kansas?
Per 100,000 residents, Riley County has 18.3 truck crashes a year; Kansas has 61.4.
What is the best way to plan truck routes in ZIP 66503?
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.