The
islands of Shanghai are those under the jurisdiction of the
Shanghai municipal government. They comprise three large inhabited islands and a shifting number of smaller, uninhabited ones. Most are
alluvial islands in the
Yangtze River Delta in
China, although a number of islands in
Hangzhou Bay off
Jinshan District are also administered by Shanghai. The alluvial islands are relatively young and their number varies over time. In 2006, the city's 19 uninhabited islands covered , with a total coastline length of .