COUNTY FATALITY DATA
Riley County, Kansas
Road fatality data for Riley County (KS). Data period: 2016-2023.
- 40
- Total Fatalities (2016-2023)
- 7
- Latest Year Deaths
- Near average count
- 9.8
- Per 100k Residents
- Below average
- Increasing
- Trend
Rising fatality trend
Riley County's FARS series is labeled Increasing with 7 deaths in the latest year.
Riley County on a rising FARS trend
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Riley County ranks #1,783 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #27 of 36 rated counties in KS. Riley County's fatality rate of 9.8 per 100,000 residents leaves it safer than most U.S. counties by that per-capita measure.
- #1,783 of 2,328
- lower-rate third
- #1,685 of 3,137
- by total FARS fatalities
- #27 of 36
- in KS by rate
- Increasing
- fatality trend
Highway fatality milepost
Milepost RILEY-161 · Riley 9.8/100k · #1,783 of 2,328
Riley County · 9.8/100k · increasing
- AVG 9.8/100k
- YOY #1,783 of 2,328
- RATE 40 book
- RANK Increasing
- BOOK 37 crash
- TREND -37.6% vs KS
Stamps derive from this county's NHTSA FARS row (per-100k or book, corpus rank, trend, nationwide peer NAME, vs-state gap), not a trip-risk forecast. PlainRoadSafety is informational only. See our disclaimer. Verify with NHTSA FARS → · Read with methodology → · Understanding road fatality data → · Kansas state profile →
How does Riley County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Riley County is 38% safer than the comparison
2023 road deaths from the NHTSA Fatality Analysis Reporting System over population from the U.S. Census Bureau Population Estimates Program (Vintage 2023). Rates shown for counties with 10,000+ residents and a 2023 FARS record.
Among the 15 rated counties in Kansas, Riley County ranks 15 for per-capita risk, below the state's own per-capita average of 15.7 per 100,000 -- nationally, this rate leaves it safer than most U.S. counties by that per-capita measure. The gap between Riley County's rate and the state average is 5.9 per 100,000. Its closest per-capita peer statewide is Reno County, at 17.9 per 100,000 (a difference of 8.1). Its peer counties, highest to lowest per 100,000 residents: Marion County (42.8), Cherokee County (31.5), Labette County (30.4), Sumner County (26.9), Butler County (23.3), Lyon County (21.8), Dickinson County (21.7), Harvey County (20.9), Bourbon County (20.8), Barton County (20.1), Neosho County (19.5), Franklin County (19.1), Osage County (19.0), Reno County (17.9).
Riley County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
10 Among the safer counties a lower per-capita rate than 76% of 2,328 rated counties
rated U.S. counties, bucketed by value
Each bar is a band; taller bars hold more rated counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-09-03
More road safety data related to Riley County
Contextual links from this profile to rankings, tools, research, and peer geographies on PlainRoadSafety.
- Riley County vs other counties by ratePer-100k fatality comparison
- Kansas statewide fatality dataAll counties in this state
- Deadliest states for drivingContext for KS
- State fatality changesYear-over-year state trends
- Browse all U.S. countiesAlphabetical county index
- All state profiles51 state dashboards
- State vs U.S. safety comparisonRoute-level lookup tool
- National statistics downloadFARS CSV + findings
- How to read FARS fatality dataMethodology primer
- Per-mile vs per-capita road riskRate denominator explained
- Counties starting with RLetter index including KS counties
Frequently Asked Questions
How many traffic fatalities occurred in Riley County, Kansas?
Riley County recorded 40 total traffic fatalities across 37 reported crashes over the data period (2016-2023). The most recent year saw 7 fatalities. The county averages approximately 4.4 fatalities per year.
What is the leading cause of road fatalities in Riley County?
Cause-code breakdowns are not individually published for Riley County in the current FARS release. Statewide data for Kansas may provide additional context.
Is the trend of road fatalities in Riley County increasing or decreasing?
The trend in Riley County is increasing. This indicates that traffic fatalities have risen over the data period, warranting attention to road safety initiatives.
What is the fatality rate per capita in Riley County?
Riley County has a fatality rate of 9.8 per 100,000 residents, which leaves it safer than most U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Where does Riley County rank for road fatality rate?
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Riley County ranks #1,783 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #27 of 36 rated counties in KS, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Riley County compare to the rest of Kansas?
Riley County's per-capita rate of 9.8 per 100,000 residents is below the Kansas county average of 15.7. Visit the Kansas state page for the full county-by-county breakdown.
Where does the road fatality data for Riley County come from?
All road fatality data comes from the NHTSA Fatality Analysis Reporting System (FARS), a census of fatal motor vehicle crashes on public roads in the United States. FARS data covers the period 2016-2023 and includes all crashes resulting in at least one fatality within 30 days.