Complex sentence: Demographically, Northcote has a rich cultural makeup of residents and had strong influxes of migrants from Greece and Italy in the 1950s following World War II.68.9% of residents in Northcote were born in Australia.
Split into simpler sentences: Demographically, Northcote has a rich cultural makeup of residents and had strong influxes of migrants from Greece and Italy in the 1950s following WWII. Currently, 68.9% of residents in Northcote were born in Australia.