How big is Sydney in square miles?

Sydney covers 12,368 km², which is approximately 4,775 square miles.

What is the population of Sydney?

Sydney has a population of approximately 5.3 million people. The metropolitan area has 5.3 million.

What is the population density of Sydney?

Sydney has a density of 429 people per km².

How Big Is Sydney?

Australia · Oceania

Area

12,368 km²

4,775 mi²

Population

5.3M

Metro: 5.3M

Density

429/km²

Founded

1788

Sydney Size Overview

Sydney covers an area of 12,368 km² (4,775 mi²) in Australia, Oceania. Australia's largest city, known for the Opera House. The city is often called "The Harbour City". To put this in perspective, Sydney is about 2.0x the size of Shanghai.

With a population of 5.3 million (5.3 million in the metropolitan area), Sydney has a population density of 429 people per km².

Sydney has a history stretching back to 1788. The city is renowned for Sydney Opera House, Harbour Bridge, Bondi Beach, and Darling Harbour.

Sydney has a humid subtropical climate, with summer temperatures averaging 23°C and winters around 13°C. The city's main public transit system is the Sydney Trains.

Did You Know?

Sydney's administrative area is so large it stretches from the coast to the Blue Mountains foothills
The Sydney Opera House roof is covered with over 1 million tiles

Compare Sydney with Other Cities

Sydney vs London

1,572 km² · UK

Sydney vs Melbourne

9,993 km² · Australia

Compare Sydney with any city using our interactive map tool.