Kelly is a census-designated place (CDP) in Nemaha County, Kansas, United States.
[2] Kelly got its start following construction of the Kansas City, Wichita and Northwestern Railway through that territory.
[3][4] A post office was opened in Kelly in 1888, and remained in operation until it was discontinued in 1988.
[5] The 2020 United States census counted 27 people, 13 households, and 13 families in Kelly.
[7] The community is served by Nemaha Central USD 115 public school district.