Suburb profile · ABS Census 2021
Tea Tree Gully suburb profile
Tea Tree Gully, SA · Postcode 5091
This Tea Tree Gully suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Tea Tree Gully, SA (postcode 5091). 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 Tea Tree Gully with nearby suburbs.
Tea Tree Gully at a glance
Population
3,499
Median rent
$325/wk
Household income
$1,607/wk
Median age
44
Tea Tree Gully 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
+11.1% over 10 years
Population
3,499
was 3,242 in 2016
+257 · +7.9%
Median rent
$325/wk
was $300/wk in 2016
+$25 · +8.3%
Household income
$1,607/wk
was $1,389/wk in 2016
+$218 · +15.7%
Median age
44
was 43 in 2016
+1 · +2.3%
Dig deeper: Tea Tree Gully population growth · Tea Tree Gully then and now
Tea Tree Gully vs nearby & Greater Adelaide
Median Census 2021 figures for Tea Tree Gully, nearby suburbs (8), and the Adelaide metro median (suburbs with 1,000+ people).
Rent
-0.3% vs area
- Tea Tree Gully$325/wk
- Nearby$347.5/wk
- Adelaide$326/wk
Household income
0% vs area
- Tea Tree Gully$1,607/wk
- Nearby$1,584.5/wk
- Adelaide$1,607/wk
Median age
+10% vs area
- Tea Tree Gully44
- Nearby40.5
- Adelaide40
Personal income
0% vs area
- Tea Tree Gully$799/wk
- Nearby$762.5/wk
- Adelaide$799/wk
Nearby uses the same postcode first, then larger suburbs in SA. See Adelaide rankings.
Socio-economic profile
How Tea Tree Gully compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Tea Tree Gully sits above average for socio-economic advantage compared with suburbs Australia-wide.
Relative disadvantage (IRSD)
Decile 81,049.9
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 71,011.9
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 51,025.4
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 7999.5
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Tea Tree Gully on the map
OpenStreetMap outline for Tea Tree Gully, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Tea Tree Gully people
- Population
- 3,499
- Median age
- 44
- Born overseas
- 20.3%
- 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
Tea Tree Gully income
- Median household income
- $1,607/wk
- Median personal income
- $799/wk
Median total weekly household income
Median total weekly personal income
Tea Tree Gully housing
- Median rent
- $325/wk
- Median mortgage repayment
- $1,600/mo
- Separate houses
- 85.8%
- Flats & apartments
- 6.2%
- Owned outright
- 38.8%
- Mortgaged
- 41.6%
- Rented
- 13.3%
- Unoccupied dwellings
- 4.5%
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
Tea Tree Gully work
- Employment to population
- 59.6%
- Unemployment rate
- 4.6%
- Year 12 or above
- 54.6%
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 5091)
Compare Tea Tree Gully with nearby suburbs
Tea Tree Gully in numbers
Tea Tree Gully had 3,499 residents at the 2021 Census, making it the 160th most populous suburb or locality in SA out of 1,624. The median age is 44, 5% above the typical SA suburb. The average household has 2.5 people. 20.3% of residents were born overseas.
Among occupied homes, 38.8% own their home outright, 41.6% are paying a mortgage, 13.3% rent. Separate houses make up 85.8% of dwellings, with 6.2% in flats or apartments. Median rent was $325/wk, 5% above the typical SA suburb.
Median household income was $1,607/wk, 5% above the typical SA suburb. The unemployment rate on Census night was 4.6%. 54.6% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 8 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 7.9% (from 3,242 to 3,499). Median rent moved from $300/wk to $325/wk (+8.3%).
Tea Tree Gully suburb FAQs
- What is the median rent in Tea Tree Gully, SA?
- The median weekly rent in Tea Tree Gully was $325/wk at the 2021 Census (ABS).
- How many people live in Tea Tree Gully, SA?
- Tea Tree Gully had 3,499 residents at the 2021 Census, up 7.9% from 2016.
- What is the median household income in Tea Tree Gully?
- Median household income in Tea Tree Gully was $1,607/wk at the 2021 Census.
- Do most people rent or own in Tea Tree Gully?
- 13.3% of occupied homes in Tea Tree Gully were rented, 38.8% were owned outright and 41.6% were owned with a mortgage.
About this Tea Tree Gully suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Tea Tree Gully. 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