The median age in Sydney (35.8 years) was younger than in the rest of New South Wales (42.2).

The areas with the oldest median ages were regional areas on or near the coast, including:

Tea Gardens - Hawks Nest (63.0 years) near Port Stephens

Tuncurry (61.2) on the mid north coast

Sussex Inlet - Berrara (59.1) on the south coast



The areas with the youngest median ages contained or were located near higher education campuses, including: