Suburb in Wollongong

Gwynneville, NSW

Gwynneville had a population of 3,139 at the 2021 Census (+1.3% since 2016). Median age 28.7. Median weekly household income $1,406. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.

Gwynneville at a glance

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

In Illawarra

Between the 2016 and 2021 censuses, Gwynneville's population grew by 1.3% to 3,139, slower than New South Wales as a whole (+7.9%). With a median age of 28.7, it is younger than the NSW average (38.4). Children under 10 make up 9.7% of residents, and people aged 70 and over 8.2%.

55.4% of households rent, a larger share than the NSW average of 33.1%. 26.2% own their home outright. Flats and apartments are 22.2% of homes (21.8% across New South Wales). The 2021 Census counted 1,044 households.

The median household earns $1,406 a week, below the NSW average of $1,829. Renters pay a median $350 a week, and households with a mortgage repay $2,165 a month.

40.7% of residents were born overseas, more than the NSW average of 31.0%. 36.9% use a language other than English at home. 35.8% report no religion, close to the NSW average (35.7%).

Key figures

2021 Census, Gwynneville beside NSW and Australia.

MeasureGwynnevilleNSWAustralia
Population3,1398,072,17125,422,828
Growth since 2016+1.3%+7.9%+8.6%
Median age28.738.438.2
Households1,0442,900,4569,275,123
Flats and apartments22.2%21.8%14.3%
Renting55.4%33.1%31.1%
Owned outright26.2%32.0%31.4%
Median household income a week$1,406$1,829$1,747
Median rent a week$350$423$376
Median mortgage repayment a month$2,165$2,142$1,866
Born overseas40.7%31.0%29.3%
Other language at home36.9%28.2%23.6%
No religion35.8%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

+1.3% since 2016.

Population · each census
  1. 2,6242011
  2. 3,1002016
  3. 3,1392021

Age

Median age 28.7, against 38.4 for New South Wales.

Gwynneville New South Wales
Share of people by age, Gwynneville and New South Wales
0–99.7%
10–1911.4%
20–2930.4%
30–3913.5%
40–4910.9%
50–598.8%
60–696.7%
70–795.2%
80+3.0%

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

Cultural background

The largest groups in Gwynneville at the 2021 Census.

Ancestry

Top 5 · ancestry
  1. English27.4%
  2. Australian24.4%
  3. Irish10.1%
  4. Scottish8.0%
  5. Chinese6.6%

Languages at home

Top 5 · languages at home
  1. Mandarin4.5%
  2. Arabic3.8%
  3. Urdu3.4%
  4. Serbian2.3%
  5. Macedonian1.7%

Country of birth

Top 5 · country of birth
  1. India7.0%
  2. China3.6%
  3. Pakistan3.3%
  4. England2.5%
  5. Indonesia1.7%

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

Around Gwynneville

The places it belongs to, sits beside and contains.

Explore Gwynneville in Censible

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