It has an area of 674 km² and a population of 182,920 at the 2006 census. and the current chairman of the local government is Alhaji Abdulaziz lawal dan yari and the Emir (sarki) of the district is Dr Mamman Nasir (Galadiman Katsina
Malumfashi is the home of Abubakar Aminu, a man known for his ability to lift bags full of fertilizer with his teeth, who has been nicknamed "Abu mai wuyun karfi, or "Abu with iron neck."
It is also home to Sada Malumfashi a renowned Informatics Olympian in Nigeria and Senior Prefect Blue Crescent secondary School. Sada Malumfashi has an I.Q of about 150, as at 11 June 2009. He is a student of Ahmadu Bello University Zaria studying Pharmacy (2008-2013) and has held the post of the editor in chief of the Pharmaceutical Association of Nigerian Students, ABU chapter. His lineage traces back to the Galadunchi of Katsina, the great grand son of Galadima Tunau.
Professor Ibrahim Malumfashi is an authority on the late writer Abubakar Imam (author of the famous Magana Jari Ce, among others). He in fact, did his PhD on the late writer’s works. He has worked as a teacher, journalist and is today a professor of Hausa Literary History. He was born in Malumfashi, Katsina State, attended Primary and Secondary schools at Dudi and G.S.S Funtua from 1968 to 1980. He was at KCAST Zaria from 1980 to 1982. Attended A.B.U Zaria and graduated in 1985 with B.A Hons in Hausa Studies. Did his NYSC at FGGC Yola and had his M.A in 1991 and Phd 1999, all in Hausa Studies from Bayero University Kano. Started his career as a class room teacher in 1985 at FGGC Yola as a Youth Corper till 1986 and later as journalist with VON Lagos. he joined the services of Usmanu Danfodiyo University, Sokoto in 1987 as Assistant Editor, later Assistant Lecturer in 1988. He has been a lecturer all his adult life. He rose through the ranks to become a Professor( Hausa Literary History) in 2007. He is married to two wives, Hawwa and Ramatu, with 9 kids. 3 males and 6 fermales. The eldest is 19 and the youngest 2 year.