Suburb profile · ABS Census 2021
Round Mountain suburb profile
Round Mountain, NSW · Postcode 2484
This Round Mountain suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Round Mountain, NSW (postcode 2484). Use it as a free suburb report covering population, median rent, household income, age, housing tenure and employment, plus how those figures changed since Census 2016— then compare Round Mountain with nearby suburbs.
Round Mountain at a glance
Population
148
Median rent
$338/wk
Household income
$1,375/wk
Median age
50
Round Mountain trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
Census 2011 → 2016 → 2021
-4.5% over 10 years
Population
148
was 143 in 2016
+5 · +3.5%
Median rent
$338/wk
was $350/wk in 2016
$12 · -3.4%
Household income
$1,375/wk
was $1,468/wk in 2016
$93 · -6.3%
Median age
50
was 47 in 2016
+3 · +6.4%
Dig deeper: Round Mountain population growth · Round Mountain then and now
Round Mountain vs nearby & NSW
Median Census 2021 figures for Round Mountain, nearby suburbs (8), and the NSW state median (suburbs with 1,000+ people).
Rent
-19.5% vs area
- Round Mountain$338/wk
- Nearby$390/wk
- NSW$420/wk
Household income
-25.4% vs area
- Round Mountain$1,375/wk
- Nearby$1,260/wk
- NSW$1,843/wk
Median age
+25% vs area
- Round Mountain50
- Nearby48
- NSW40
Personal income
-20.8% vs area
- Round Mountain$640/wk
- Nearby$622/wk
- NSW$808/wk
Nearby uses the same postcode first, then larger suburbs in NSW.
Socio-economic profile
How Round Mountain compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Round Mountain sits above average for socio-economic advantage compared with suburbs Australia-wide.
Relative disadvantage (IRSD)
Decile 71,042.3
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 71,019.6
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 71,043.8
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 81,041
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Round Mountain on the map
OpenStreetMap outline for Round Mountain, NSW.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Round Mountain people
- Population
- 148
- Median age
- 50
- Born overseas
- 12.2%
- Average household size
- 2.6
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Round Mountain income
- Median household income
- $1,375/wk
- Median personal income
- $640/wk
Median total weekly household income
Median total weekly personal income
Round Mountain housing
- Median rent
- $338/wk
- Median mortgage repayment
- $2,167/mo
- Separate houses
- 96.6%
- Flats & apartments
- 0%
- Owned outright
- 50%
- Mortgaged
- 19%
- Rented
- 12.1%
- Unoccupied dwellings
- 12.1%
Median weekly rent for rented dwellings
Median monthly mortgage repayment
Percentage of dwellings that are separate houses
Percentage of dwellings that are flats or apartments
Percentage of dwellings owned without a mortgage
Percentage of dwellings with a mortgage
Percentage of dwellings rented
Percentage of private dwellings unoccupied on Census night
Round Mountain work
- Employment to population
- 61%
- Unemployment rate
- 0%
- Year 12 or above
- 42.6%
Employed persons as a percentage of population aged 15+
Unemployed persons as a percentage of the labour force
Percentage with Year 12 or equivalent as highest school level
Nearby suburb profiles (near 2484)
Compare Round Mountain with nearby suburbs
Round Mountain in numbers
Round Mountain had 148 residents at the 2021 Census. The median age is 50, 22% above the typical NSW suburb. The average household has 2.6 people. 12.2% of residents were born overseas.
Among occupied homes, 50% own their home outright, 19% are paying a mortgage, 12.1% rent. Separate houses make up 96.6% of dwellings, with 0% in flats or apartments. Median rent was $338/wk, 15% below the typical NSW suburb.
Median household income was $1,375/wk, 24% below the typical NSW suburb. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 7 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 3.5% (from 143 to 148). Median rent moved from $350/wk to $338/wk (-3.4%).
Round Mountain suburb FAQs
- What is the median rent in Round Mountain, NSW?
- The median weekly rent in Round Mountain was $338/wk at the 2021 Census (ABS).
- How many people live in Round Mountain, NSW?
- Round Mountain had 148 residents at the 2021 Census, up 3.5% from 2016.
- What is the median household income in Round Mountain?
- Median household income in Round Mountain was $1,375/wk at the 2021 Census.
- Do most people rent or own in Round Mountain?
- 12.1% of occupied homes in Round Mountain were rented, 50% were owned outright and 19% were owned with a mortgage.
About this Round Mountain suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Round Mountain. Where shown, 2016 values come from the 2016 State Suburbs (SSC) profile, linked via ABS geographic correspondence — boundaries are not always identical. Medians may be suppressed for very small areas. This is not financial or relocation advice — use it alongside current market data.
Source: ABS Census 2021. Methodology