Sydney facts & stats

Question 1

What was the median age of Greater Sydney residents at the 2021 Census?

Accepted Answer

37 years. The average Greater Sydney household had 2.7 people at the same census.

Question 2

What share of Greater Sydney residents spoke only English at home in 2021?

Accepted Answer

57.3%. Mandarin (5.0%), Arabic (4.2%) and Cantonese (2.8%) were the most common other languages spoken at home.

Question 3

Apart from Australia, what was the most common country of birth for Greater Sydney residents in 2021?

Accepted Answer

China, 4.6%. India (3.6%), England (2.9%), Vietnam (1.8%) and the Philippines (1.7%) rounded out the top five.

Question 4

What was the median weekly rent in Greater Sydney at the 2021 Census (AUD)?

Accepted Answer

$470 per week. The median monthly mortgage repayment was $2,427, against a median weekly household income of $2,077.

Question 5

In what year was the Sydney Opera House inaugurated?

Accepted Answer

1973. Designed by Danish architect Jørn Utzon, it was added to the UNESCO World Heritage List in 2007.

Question 6

How many years passed between Jørn Utzon winning the Opera House design (1957) and its inauguration?

Accepted Answer

16 years (1957 to 1973). An international jury awarded the project to Utzon in 1957; the building was inaugurated in 1973.

The basics