Nansio
| Nansio Kata ya Nansio | |
|---|---|
| The port of Nansio as seen from the ferry from Mwanza to Ukerewe Island | |
| Nickname: Lake island town | |
| Coordinates: 02°06′28″S 33°05′11″E / 2.10778°S 33.08639°E | |
| Country | Tanzania | 
| Region | Mwanza Region | 
| District | Ukerewe District | 
| Ward | Nansio | 
| Population  (2016): 144  | |
|  • Total | 8,644 | 
| Time zone | UTC+3 (EAT) | 
| Postcode | 33601 | 
| UFI | -2571388 | 
Nansio is a small Tanzanian port town and capital of Ukerewe District in Mwanza Region. The town is also a ward on the island of Ukerewe, Lake Victoria, in Tanzanian lake territory. Nansio is a port of entry for passenger and freight shipping services from the city of Mwanza.
The ward of Nansio is one of twenty-four in the district of Ukerewe. In 2016 the Tanzania National Bureau of Statistics reported there were 8,644 people in the ward, up from 7,674 in 2012.: 148 : 174