 The county had a population of 841,353 at the 2019 Census, and a land area of about .As of 31 August 2016, Garissa County had more than 260,000 Somali refugees in refugee camps at Dadaab, which is located in Garissa County.Garissa county has a total population of 841,353 persons of which 458,975 are males, 382,344 females and 34 intesex person.Thare is a total of 141,394 household with an average size of 5.9 persons per house hold.