Wayside is a census-designated place (CDP) in Montgomery County, Kansas, United States.

A post office was opened in Wayside in 1887, and remained in operation until it was discontinued in 1984.

[3] Wayside is west of the original location of the Little House on the Prairie,[4] the Kansas home of Laura Ingalls Wilder; a reconstruction of the house, along with a museum and relocated period buildings, are located at the site.

Montgomery County is in the Central Time Zone (UTC -6 hours).

[5] The community is served by Caney Valley USD 436 public school district.