Ukerewe District is one of the seven districts of the Mwanza Region of Tanzania. It is located on Ukerewe Island, Ukara Island and other neighbouring islands within Lake Victoria. The largest settlement and the district's administrative capital is Nansio. In 2016 the Tanzania National Bureau of Statistics report there were 388,778 people in the district, from 345,147 in 2012. There are several small hotels and guest houses on the island to accommodate visitors. The district can be accessed by boats operating between Mwanza city and Nansio town in the Island daily. A road connecting the Island with Bunda district in Mara region across the lake Victoria by ferries on the eastern part, can be an ideal route for those wishing not to spend much time in waterways.

Administrative subdivisions

Constituencies

For parliamentary elections, Tanzania is divided into constituencies. As of the 2020 elections Ukerewe District had one constituency:

Divisions

Ukerewe District is administratively divided into divisions.

Wards

Ukerewe District is administratively divided into twenty-five wards: