Suburb profile · ABS Census 2021
French Island suburb profile
French Island, VIC · Postcode 3921
This French Island suburb profile summarises official Australian Bureau of Statistics Census 2021 data for French Island, VIC (postcode 3921). 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 French Island with nearby suburbs.
French Island at a glance
Population
141
Median rent
$346/wk
Household income
$1,015/wk
Median age
51
French Island 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
+22.6% over 10 years
Population
141
was 119 in 2016
+22 · +18.5%
Median rent
$346/wk
was $150/wk in 2016
+$196 · +130.7%
Household income
$1,015/wk
was $477/wk in 2016
+$538 · +112.8%
Median age
51
was 56 in 2016
-5 · -8.9%
Dig deeper: French Island population growth · French Island then and now
French Island vs nearby & VIC
Median Census 2021 figures for French Island, nearby suburbs (8), and the VIC state median (suburbs with 1,000+ people).
Rent
-5.5% vs area
- French Island$346/wk
- Nearby$329.5/wk
- VIC$366/wk
Household income
-44% vs area
- French Island$1,015/wk
- Nearby$1,353/wk
- VIC$1,813/wk
Median age
+27.5% vs area
- French Island51
- Nearby46
- VIC40
Personal income
-45.1% vs area
- French Island$441/wk
- Nearby$719.5/wk
- VIC$803/wk
Nearby uses the same postcode first, then larger suburbs in VIC.
Socio-economic profile
How French Island compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
French Island sits around the national middle for socio-economic advantage. It shows limited economic resources and high education and occupation levels.
Relative disadvantage (IRSD)
Decile 5997.4
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 6998.4
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 2951.2
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 91,057.7
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
French Island on the map
OpenStreetMap outline for French Island, VIC.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
French Island people
- Population
- 141
- Median age
- 51
- Born overseas
- 12.8%
- Average household size
- 2.3
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
French Island income
- Median household income
- $1,015/wk
- Median personal income
- $441/wk
Median total weekly household income
Median total weekly personal income
French Island housing
- Median rent
- $346/wk
- Median mortgage repayment
- $1,800/mo
- Separate houses
- 45.9%
- Flats & apartments
- 0%
- Owned outright
- 31.1%
- Mortgaged
- 7.4%
- Rented
- 0%
- Unoccupied dwellings
- 53.3%
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
French Island work
- Employment to population
- 45.5%
- Unemployment rate
- 5.2%
- Year 12 or above
- 50.4%
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 3921)
Compare French Island with nearby suburbs
French Island in numbers
French Island had 141 residents at the 2021 Census. The median age is 51, 24% above the typical VIC suburb. The average household has 2.3 people. 12.8% of residents were born overseas.
Among occupied homes, 31.1% own their home outright, 7.4% are paying a mortgage, 0% rent. Separate houses make up 45.9% of dwellings, with 0% in flats or apartments. Median rent was $346/wk, close to the typical VIC suburb.
Median household income was $1,015/wk, 43% below the typical VIC suburb. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 5 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 18.5% (from 119 to 141). Median rent moved from $150/wk to $346/wk (+130.7%).
French Island suburb FAQs
- What is the median rent in French Island, VIC?
- The median weekly rent in French Island was $346/wk at the 2021 Census (ABS).
- How many people live in French Island, VIC?
- French Island had 141 residents at the 2021 Census, up 18.5% from 2016.
- What is the median household income in French Island?
- Median household income in French Island was $1,015/wk at the 2021 Census.
- Do most people rent or own in French Island?
- 0% of occupied homes in French Island were rented, 31.1% were owned outright and 7.4% were owned with a mortgage.
About this French Island suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching French Island. 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