Banissa ni mji mdogo kaskazini mashariki mwa Kenya. Wakati wa sensa ya mwaka 2019 ulikuwa na wakazi 14,974. Pia ni kata ya kaunti ya Mandera, eneo bunge la Banissa. https://www.citypopulation.de/en/kenya/cities/ Electoral Commission of Kenya: Registered voters per polling station by electoral area/ward and constituency Archived Septemba 29, 2007, at the Wayback Machine