Suburb in Willoughby

Northbridge, NSW

Northbridge had a population of 6,493 at the 2021 Census (+2.3% since 2016). Median age 44.7. Median weekly household income $3,914. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.

Northbridge at a glance

What the 2021 Census says, compared with New South Wales.

In Sydney - North Sydney and Hornsby

Between the 2016 and 2021 censuses, Northbridge's population grew by 2.3% to 6,493, slower than New South Wales as a whole (+7.9%). With a median age of 44.7, it is older than the NSW average (38.4). Children under 10 make up 11.6% of residents, and people aged 70 and over 15.7%.

19.8% of households rent, a smaller share than the NSW average of 33.1%. 48.6% own their home outright. Flats and apartments are 19.2% of homes (21.8% across New South Wales). The 2021 Census counted 2,142 households.

The median household earns $3,914 a week, above the NSW average of $1,829. Renters pay a median $755 a week, and households with a mortgage repay $4,875 a month.

30.7% of residents were born overseas, close to the NSW average of 31.0%. 21.0% use a language other than English at home. 39.9% report no religion, higher than the NSW average (35.7%).

Key figures

2021 Census, Northbridge beside NSW and Australia.

MeasureNorthbridgeNSWAustralia
Population6,4938,072,17125,422,828
Growth since 2016+2.3%+7.9%+8.6%
Median age44.738.438.2
Households2,1422,900,4569,275,123
Flats and apartments19.2%21.8%14.3%
Renting19.8%33.1%31.1%
Owned outright48.6%32.0%31.4%
Median household income a week$3,914$1,829$1,747
Median rent a week$755$423$376
Median mortgage repayment a month$4,875$2,142$1,866
Born overseas30.7%31.0%29.3%
Other language at home21.0%28.2%23.6%
No religion39.9%35.7%41.9%

Source: ABS Census 2021, via Censible. How the figures are built

Population and age

Each census since 2011, and the age profile in 2021.

Population

+2.3% since 2016.

Population · each census
  1. 5,9322011
  2. 6,3472016
  3. 6,4932021

Age

Median age 44.7, against 38.4 for New South Wales.

Northbridge New South Wales
Share of people by age, Northbridge and New South Wales
0–911.6%
10–1916.7%
20–297.0%
30–397.8%
40–4915.1%
50–5915.4%
60–6910.7%
70–798.9%
80+6.8%

Source: ABS Census 2021, via Censible. How the figures are built

Cultural background

The largest groups in Northbridge at the 2021 Census.

Ancestry

Top 5 · ancestry
  1. English35.5%
  2. Australian29.8%
  3. Irish14.1%
  4. Chinese13.1%
  5. Scottish10.8%

Languages at home

Top 5 · languages at home
  1. Mandarin4.7%
  2. Cantonese3.8%
  3. Japanese2.3%
  4. Greek1.5%
  5. French0.9%

Country of birth

Top 5 · country of birth
  1. England4.9%
  2. China4.0%
  3. Hong Kong2.1%
  4. New Zealand1.9%
  5. Japan1.6%

Source: ABS Census 2021, via Censible. How the figures are built

Around Northbridge

The places it belongs to, sits beside and contains.

Explore Northbridge in Censible

Every census figure for Northbridge, mapped and compared with any other place. A free account takes a minute.