Guba Koricha (Oromo: Gubbaa Qorichaa) is a Aanaa in Oromia Regional State, Ethiopia.

Located in the West Hararghe Zone, Guba Koricha, according to the OCHA map (2005) is bordered on the south by Darolebu, on the southwest by the Arsi Zone, on the west by the Afar Region, on the north by Mieso, on the northeast by Chiro, on the east by Habro, and on the southeast by Boke.

The majority of the inhabitants (93.26%) said they were Muslim, while 6.43% of the population practiced Ethiopian Orthodox Christianity.

[3] Based on figures published by the Central Statistical Agency in 2005, this district has an estimated total population of 192,846, of whom 94,136 were males and 98,710 were females; 7,033 or 3.65% of its population are urban dwellers, which is less than the Zone average of 9.6%.

With an estimated area of 1,477.66 square kilometers, Guba Koricha has an estimated population density of 130.5 people per square kilometer, which is greater than the Zone average of 101.8.