Riley County, Kansas Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Manhattan153,52354,158-0.3%2,66720.1City
Ogden21,6141,668-0.86%9651.7City
Riley3924943-0.54%1,8190.5City
Leonardville4427434-0.47%1,3950.3City
Keats53272107.92%7090.5CDP
Randolph6154160-1.28%5600.3City

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Riley County, Kansas?

Manhattan is the largest city in Riley County.

What is the smallest city in Riley County, Kansas?

Randolph is the smallest city in Riley County.

How many cities are in Riley County?

There are 6 cities in Riley County, Kansas.

Frequently Asked Questions