Suburb in Wollondilly

Tahmoor, NSW

Tahmoor had a population of 5,777 at the 2021 Census (+14.0% since 2016). Median age 34.7. Median weekly household income $1,739. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.

Tahmoor at a glance

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

In Sydney - Outer South West

Between the 2016 and 2021 censuses, Tahmoor's population grew by 14.0% to 5,777, faster than New South Wales as a whole (+7.9%). With a median age of 34.7, it is younger than the NSW average (38.4). Children under 10 make up 16.2% of residents, and people aged 70 and over 10.2%.

31.9% of households rent, close to the NSW average of 33.1%. 25.9% own their home outright. Almost every home is a house; flats and apartments are 0.8% of homes. The 2021 Census counted 2,023 households.

The median household earns $1,739 a week, in line with the NSW average of $1,829. Renters pay a median $408 a week, and households with a mortgage repay $2,114 a month.

11.9% of residents were born overseas, fewer than the NSW average of 31.0%. 6.5% use a language other than English at home. 41.4% report no religion, higher than the NSW average (35.7%).

Key figures

2021 Census, Tahmoor beside NSW and Australia.

MeasureTahmoorNSWAustralia
Population5,7778,072,17125,422,828
Growth since 2016+14.0%+7.9%+8.6%
Median age34.738.438.2
Households2,0232,900,4569,275,123
Flats and apartments0.8%21.8%14.3%
Renting31.9%33.1%31.1%
Owned outright25.9%32.0%31.4%
Median household income a week$1,739$1,829$1,747
Median rent a week$408$423$376
Median mortgage repayment a month$2,114$2,142$1,866
Born overseas11.9%31.0%29.3%
Other language at home6.5%28.2%23.6%
No religion41.4%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

+14.0% since 2016.

Population · each census
  1. 4,5812011
  2. 5,0672016
  3. 5,7772021

Age

Median age 34.7, against 38.4 for New South Wales.

Tahmoor New South Wales
Share of people by age, Tahmoor and New South Wales
0–916.2%
10–1913.0%
20–2913.4%
30–3914.1%
40–4912.5%
50–5910.7%
60–699.7%
70–797.0%
80+3.2%

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

Cultural background

The largest groups in Tahmoor at the 2021 Census.

Ancestry

Top 5 · ancestry
  1. Australian46.2%
  2. English42.6%
  3. Irish11.3%
  4. Scottish9.7%
  5. Australian Aboriginal6.8%

Languages at home

Top 5 · languages at home
  1. Arabic0.9%
  2. Spanish0.6%
  3. Italian0.6%
  4. Khmer0.4%
  5. Mandarin0.3%

Country of birth

Top 5 · country of birth
  1. England3.5%
  2. New Zealand1.1%
  3. Scotland0.5%
  4. Lebanon0.4%
  5. the Philippines0.4%

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

Around Tahmoor

The places it belongs to, sits beside and contains.

Explore Tahmoor in Censible

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