The Shire of Kellerberrin is a local government area in the Wheatbelt region of Western Australia, about west of Merredin and about east of Perth, the state capital. The Shire covers an area of and its seat of government is the town of Kellerberrin.
On 24 July 1908, the Kellerberrin Road District was created, and included large parts of what is now Tammin, Wyalkatchem and Trayning. On 1 July 1961, it became the Shire of Kellerberrin after the Local Government Act 1960 was enacted, which reformed all remaining road districts into shires.
The Shire has seven councillors and no wards. Prior to the elections in May 2003, there were eight councillors representing three wards - East Ward (2), Kellerberrin Ward (4) and West Ward (2).
The towns and localities of the Shire of Kellerberrin with population and size figures based on the most recent Australian census:
As of 2023, 57 places are heritage-listed in the Shire of Kellerberrin, of which six are on the State Register of Heritage Places.