Based on the 2021 Census conducted by the CSA, this woreda has a total population of 400,287, of whom 200,207 are men and 200,080 women; 5,123 or 3.43% of its population are urban dwellers. The majority of the inhabitants were
Protestants, with 49.83% of the population reporting that belief, 45.73% practiced
Ethiopian Orthodox Christianity,3.36% catholics and 1.08% practiced traditional beliefs. The 1994 national census reported a total population for this woreda of 102,598 of whom 51,657 were men and 50,941 were women; 1,931 or 1.88% of its population were urban dwellers. The largest ethnic group reported in Kucha was the Kucha; all other ethnic groups made up 1.48% of the population. Qucatto language was the dominant first language, spoken by 99.01% of the inhabitants; the remaining 0.99% spoke all other primary languages reported. == Notes ==