Katsina is a city, formerly a city-state, in northern Nigeria, and is the capital of Katsina State. Katsina The Encyclopaedia Britannica Online. Retrieved February 20, 2007. Katsina is located some 160 miles East of the city of Sokoto, and 84 miles Northwest of Kano, close to the border with Niger at approximately . The FallingRain.com Gazetteer. Retrieved February 20, 2007As of 2007, Katsina's estimated population was 459,022. The World Gazetteer. Retrieved February 20, 2007 The city is the c… (More on Katsina)