Suburb profile · ABS Census 2021
Thornhill Park suburb profile
Thornhill Park, VIC · Postcode 3335
This Thornhill Park suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Thornhill Park, VIC (postcode 3335). 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 Thornhill Park with nearby suburbs.
Thornhill Park at a glance
Population
3,066
Median rent
$380/wk
Household income
$2,005/wk
Median age
29
Thornhill 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
+2433.9% over 10 years
Population
3,066
was 1,536 in 2016
+1,530 · +99.6%
Median rent
$380/wk
was $203/wk in 2016
+$177 · +87.2%
Household income
$2,005/wk
was $1,109/wk in 2016
+$896 · +80.8%
Median age
29
was 40 in 2016
-11 · -27.5%
Dig deeper: Thornhill Park population growth · Thornhill Park then and now
Thornhill Park vs nearby & Greater Melbourne
Median Census 2021 figures for Thornhill Park, nearby suburbs (8), and the Melbourne metro median (suburbs with 1,000+ people).
Rent
-2.7% vs area
- Thornhill Park$380/wk
- Nearby$355/wk
- Melbourne$390.5/wk
Household income
+3.5% vs area
- Thornhill Park$2,005/wk
- Nearby$1,766.5/wk
- Melbourne$1,936.5/wk
Median age
-25.6% vs area
- Thornhill Park29
- Nearby31
- Melbourne39
Personal income
+15.1% vs area
- Thornhill Park$971/wk
- Nearby$842.5/wk
- Melbourne$843.5/wk
Nearby uses the same postcode first, then larger suburbs in VIC. See Melbourne rankings.
Socio-economic profile
How Thornhill Park compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Thornhill Park sits above average for socio-economic advantage compared with suburbs Australia-wide.
Relative disadvantage (IRSD)
Decile 61,019.9
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 71,010.5
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 71,054.5
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 6997.2
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Thornhill Park on the map
OpenStreetMap outline for Thornhill Park, VIC.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Thornhill Park people
- Population
- 3,066
- Median age
- 29
- Born overseas
- 48.2%
- Average household size
- 3.0
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Thornhill Park income
- Median household income
- $2,005/wk
- Median personal income
- $971/wk
Median total weekly household income
Median total weekly personal income
Thornhill Park housing
- Median rent
- $380/wk
- Median mortgage repayment
- $1,950/mo
- Separate houses
- 91.5%
- Flats & apartments
- 0%
- Owned outright
- 4.6%
- Mortgaged
- 63.1%
- Rented
- 23.3%
- Unoccupied dwellings
- 5.9%
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
Thornhill Park work
- Employment to population
- 69.2%
- Unemployment rate
- 6.6%
- Year 12 or above
- 71.2%
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 3335)
Compare Thornhill Park with nearby suburbs
Thornhill Park in numbers
Thornhill Park had 3,066 residents at the 2021 Census, making it the 466th most populous suburb or locality in VIC out of 2,835. The median age is 29, 29% below the typical VIC suburb. The average household has 3 people. 48.2% of residents were born overseas.
Among occupied homes, 4.6% own their home outright, 63.1% are paying a mortgage, 23.3% rent. Separate houses make up 91.5% of dwellings, with 0% in flats or apartments. Median rent was $380/wk, 9% above the typical VIC suburb.
Median household income was $2,005/wk, 13% above the typical VIC suburb. The unemployment rate on Census night was 6.6%. 71.2% 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 99.6% (from 1,536 to 3,066). Median rent moved from $203/wk to $380/wk (+87.2%).
Thornhill Park suburb FAQs
- What is the median rent in Thornhill Park, VIC?
- The median weekly rent in Thornhill Park was $380/wk at the 2021 Census (ABS).
- How many people live in Thornhill Park, VIC?
- Thornhill Park had 3,066 residents at the 2021 Census, up 99.6% from 2016.
- What is the median household income in Thornhill Park?
- Median household income in Thornhill Park was $2,005/wk at the 2021 Census.
- Do most people rent or own in Thornhill Park?
- 23.3% of occupied homes in Thornhill Park were rented, 4.6% were owned outright and 63.1% were owned with a mortgage.
About this Thornhill Park suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Thornhill 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 Melbourne