Mzimba is a district in the Northern Region of Malawi. The capital is Mzimba and the biggest town is Mzuzu, which is also the administrative headquarters of the Northern Region. The district covers an area of 10,473 km and has a population of 1,017,701 (2023). It is the largest district in Malawi. The district is inhabited by Tumbuka people. Chitumbuka is the predominant language spoken in the district.