sentences:  The five largest ethnic groups reported in Limmu Kosa were the Oromo (80.94%), the Amhara (11.33%), the Kullo (1.61%), the Kafficho (1.02%), and the Tigray (1.01%); all other ethnic groups made up 4.09% of the population.Oromiffa was spoken as a first language by 81.07%, 14.81% spoke Amharic, 0.92% spoke Kullo, and 0.85% spoke Tigrigna; the remaining 2.35% spoke all other primary languages reported.The majority of the inhabitants were Muslim, with 70.03% of the population having reported they practiced that belief, while 28.31% of the population said they professed Ethiopian Orthodox Christianity, and 9.72% were Protestant.