Suburb profile · ABS Census 2021
Mount Barker Summit suburb profile
Mount Barker Summit, SA · Postcode 5251
This Mount Barker Summit suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Mount Barker Summit, SA (postcode 5251). 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 Mount Barker Summit with nearby suburbs.
Mount Barker Summit at a glance
Population
100
Median rent
$335/wk
Household income
$1,625/wk
Median age
50
Mount Barker Summit 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
+17.6% over 10 years
Population
100
was 102 in 2016
-2 · -2%
Household income
$1,625/wk
was $1,374/wk in 2016
+$251 · +18.3%
Median age
50
was 44 in 2016
+6 · +13.6%
Dig deeper: Mount Barker Summit population growth · Mount Barker Summit then and now
Mount Barker Summit vs nearby & SA
Median Census 2021 figures for Mount Barker Summit, nearby suburbs (8), and the SA state median (suburbs with 1,000+ people).
Rent
+4.7% vs area
- Mount Barker Summit$335/wk
- Nearby$302.5/wk
- SA$320/wk
Household income
+4.2% vs area
- Mount Barker Summit$1,625/wk
- Nearby$1,531.5/wk
- SA$1,559/wk
Median age
+22% vs area
- Mount Barker Summit50
- Nearby41
- SA41
Personal income
-18.1% vs area
- Mount Barker Summit$640/wk
- Nearby$763/wk
- SA$781/wk
Nearby uses the same postcode first, then larger suburbs in SA.
Socio-economic profile
How Mount Barker Summit compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Mount Barker Summit ranks among Australia's most advantaged suburbs. It shows strong access to economic resources and high education and occupation levels.
Relative disadvantage (IRSD)
Decile 91,078.9
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 91,052.3
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 101,103.7
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 91,052.3
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Mount Barker Summit on the map
OpenStreetMap outline for Mount Barker Summit, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Mount Barker Summit people
- Population
- 100
- Median age
- 50
- Born overseas
- 10%
- Average household size
- 2.8
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Mount Barker Summit income
- Median household income
- $1,625/wk
- Median personal income
- $640/wk
Median total weekly household income
Median total weekly personal income
Mount Barker Summit housing
- Median rent
- $335/wk
- Median mortgage repayment
- $2,600/mo
- Separate houses
- 87.2%
- Flats & apartments
- 0%
- Owned outright
- 46.2%
- Mortgaged
- 35.9%
- Rented
- 0%
- Unoccupied dwellings
- 12.8%
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
Mount Barker Summit work
- Employment to population
- 67.5%
- Unemployment rate
- 0%
- Year 12 or above
- 55.8%
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 5251)
Compare Mount Barker Summit with nearby suburbs
Mount Barker Summit in numbers
Mount Barker Summit had 100 residents at the 2021 Census. The median age is 50, 19% above the typical SA suburb. The average household has 2.8 people. 10% of residents were born overseas.
Among occupied homes, 46.2% own their home outright, 35.9% are paying a mortgage, 0% rent. Separate houses make up 87.2% of dwellings, with 0% in flats or apartments. Median rent was $335/wk, 8% above the typical SA suburb.
Median household income was $1,625/wk, 6% above the typical SA suburb. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 9 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population fell 2% (from 102 to 100).
Mount Barker Summit suburb FAQs
- What is the median rent in Mount Barker Summit, SA?
- The median weekly rent in Mount Barker Summit was $335/wk at the 2021 Census (ABS).
- How many people live in Mount Barker Summit, SA?
- Mount Barker Summit had 100 residents at the 2021 Census, down 2% from 2016.
- What is the median household income in Mount Barker Summit?
- Median household income in Mount Barker Summit was $1,625/wk at the 2021 Census.
- Do most people rent or own in Mount Barker Summit?
- 0% of occupied homes in Mount Barker Summit were rented, 46.2% were owned outright and 35.9% were owned with a mortgage.
About this Mount Barker Summit suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Mount Barker Summit. 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