Suburb profile · ABS Census 2021
Sefton Park suburb profile
Sefton Park, SA · Postcode 5083
This Sefton Park suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Sefton Park, SA (postcode 5083). 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 Sefton Park with nearby suburbs.
Sefton Park at a glance
Population
1,274
Median rent
$310/wk
Household income
$1,663/wk
Median age
39
Sefton Park 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
+9.1% over 10 years
Population
1,274
was 1,210 in 2016
+64 · +5.3%
Median rent
$310/wk
was $284/wk in 2016
+$26 · +9.2%
Household income
$1,663/wk
was $1,357/wk in 2016
+$306 · +22.5%
Median age
39
was 39 in 2016
0 · 0%
Dig deeper: Sefton Park population growth · Sefton Park then and now
Sefton Park vs nearby & Greater Adelaide
Median Census 2021 figures for Sefton Park, nearby suburbs (8), and the Adelaide metro median (suburbs with 1,000+ people).
Rent
-4.9% vs area
- Sefton Park$310/wk
- Nearby$320/wk
- Adelaide$326/wk
Household income
+3.5% vs area
- Sefton Park$1,663/wk
- Nearby$1,587.5/wk
- Adelaide$1,607/wk
Median age
-2.5% vs area
- Sefton Park39
- Nearby36
- Adelaide40
Personal income
-1.9% vs area
- Sefton Park$784/wk
- Nearby$908/wk
- Adelaide$799/wk
Nearby uses the same postcode first, then larger suburbs in SA. See Adelaide rankings.
Socio-economic profile
How Sefton Park compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Sefton Park sits above average for socio-economic advantage compared with suburbs Australia-wide.
Relative disadvantage (IRSD)
Decile 61,028.2
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 71,019.7
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 4989.5
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 81,040.8
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Sefton Park on the map
OpenStreetMap outline for Sefton Park, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Sefton Park people
- Population
- 1,274
- Median age
- 39
- Born overseas
- 29.8%
- Average household size
- 2.5
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Sefton Park income
- Median household income
- $1,663/wk
- Median personal income
- $784/wk
Median total weekly household income
Median total weekly personal income
Sefton Park housing
- Median rent
- $310/wk
- Median mortgage repayment
- $1,775/mo
- Separate houses
- 70.3%
- Flats & apartments
- 10%
- Owned outright
- 32.9%
- Mortgaged
- 32.5%
- Rented
- 26.7%
- Unoccupied dwellings
- 6.2%
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
Sefton Park work
- Employment to population
- 63.3%
- Unemployment rate
- 6.3%
- Year 12 or above
- 67.5%
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 5083)
Compare Sefton Park with nearby suburbs
Sefton Park in numbers
Sefton Park had 1,274 residents at the 2021 Census, making it the 379th most populous suburb or locality in SA out of 1,624. The median age is 39, 7% below the typical SA suburb. The average household has 2.5 people. 29.8% of residents were born overseas.
Among occupied homes, 32.9% own their home outright, 32.5% are paying a mortgage, 26.7% rent. Separate houses make up 70.3% of dwellings, with 10% in flats or apartments. Median rent was $310/wk, close to the typical SA suburb.
Median household income was $1,663/wk, 9% above the typical SA suburb. The unemployment rate on Census night was 6.3%. 67.5% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 6 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 5.3% (from 1,210 to 1,274). Median rent moved from $284/wk to $310/wk (+9.2%).
Sefton Park suburb FAQs
- What is the median rent in Sefton Park, SA?
- The median weekly rent in Sefton Park was $310/wk at the 2021 Census (ABS).
- How many people live in Sefton Park, SA?
- Sefton Park had 1,274 residents at the 2021 Census, up 5.3% from 2016.
- What is the median household income in Sefton Park?
- Median household income in Sefton Park was $1,663/wk at the 2021 Census.
- Do most people rent or own in Sefton Park?
- 26.7% of occupied homes in Sefton Park were rented, 32.9% were owned outright and 32.5% were owned with a mortgage.
About this Sefton Park suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Sefton Park. 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 · Richest suburbs in Adelaide