Seraro is one of the woredas in the Oromia Region of Ethiopia. Part of the West Arsi Zone located in the Great Rift Valley, Seraro is bordered on the south and west by the Southern Nations, Nationalities and Peoples' Region, on the north by Shala, and on the east by Naannawa Shashamane; its western boundary is defined by the course of the Bilate River. The administrative center of this woreda is Loke.