Portsea, Victoria
ABS Census 2021 Mornington Peninsula Regional VIC

About

Portsea (VIC 3944): population 787, median age 68, median household income $2,470/week, SEIFA IRSD decile 10. Victorian suburb guide with housing, jobs and community insights.

Portsea is a suburb in Mornington Peninsula, Victoria (postcode 3944), located in the Mornington Peninsula region. At the ABS Census 2021 it had a population of 787 people.

At a glance

Population (2021)
787
Median age
68
Household income
$2,470/wk
Weekly rent
$577
Unemployment
2.3%
SEIFA IRSD decile
10 / 10

Age distribution

0-4
1.1%
5-14
2.5%
15-19
1.4%
20-24
1.5%
25-34
3.0%
35-44
3.0%
45-54
8.0%
55-64
19.9%
65-74
29.9%
75-84
24.3%
85+
4.8%

Housing tenure

Owned
72.3%
Mortgage
18.6%
Rented
6.7%
Other
3.0%

Key statistics

IndicatorValue
Postcode3944
Population (2021)787
Males398 (50.6%)
Females390 (49.6%)
Median age68 years
Average household size1.8
Median weekly household income$2,470
Median weekly family income$3,250
Median weekly rent$577
Median monthly mortgage$2,806
Labour force309
Unemployment rate2.3%
Participation rate44.1%
Born overseas11.8%
Separate houses24.3%
Worked at home50.5%
SEIFA IRSD decile10 of 10
Bachelor degree or higher65.6%
Completed Year 12 or equivalent76.4%
Aboriginal and/or Torres Strait Islander residents0.7%
Residents needing assistance with core activities3.4%
Households with 2+ vehicles66.1%
Distance from Melbourne CBD61.4 km (straight line)

Age profile

Median age: 68 years. Residents under 15: 3.7%. Residents aged 65 and over: 59.0%.

Age groupPeopleShare of population
0-491.1%
5-14202.5%
15-19111.4%
20-24121.5%
25-34243.0%
35-44243.0%
45-54638.0%
55-6415719.9%
65-7423529.9%
75-8419124.3%
85 and over384.8%

Households and families

Household typeCountShare of households
Total households328
Average household size1.8
One person11535.1%
Two persons18656.7%
Three persons185.5%
Four persons92.7%
Five persons30.9%
Six or more persons00.0%
Family typeCountShare of families
Total families218
Couples with children00.0%
Couples without children17580.3%
One-parent families83.7%
Other families00.0%

Children ever born

MeasureValue
Average children per woman aged 15+2.14
Women with no children18.2%
Women with three or more children41.0%

Marital status

Marital status of residents aged 15 and over in Portsea.

StatusShare of adults
Married (registered marriage)65.5%
Married (de facto)6.2%
Not married28.3%

Housing

DwellingsCountShare of dwellings
Total dwellings1,315
Occupied32824.9%
Unoccupied98174.6%
Dwelling structureCountShare of dwellings
Separate house32024.3%
Semi-detached or townhouse70.5%
Flat or apartment00.0%
Other dwelling00.0%
TenureCountShare of households
Owned outright23772.3%
Owned with a mortgage6118.6%
Rented226.7%
Other tenure103.0%

Weekly rent

Rent bandShare of renting households
Under $350 per week0.0%
$350 to $549 per week25.0%
$550 or more per week75.0%

0.0% of renting households rent through a state or community housing provider.

Bedrooms per dwelling

BedroomsShare of dwellings
None or one bedroom0.0%
Two bedrooms3.6%
Three bedrooms26.3%
Four or more bedrooms70.1%

Employment

Labour force statusCountShare
Labour force309
Employed30398.1%
Unemployed72.3%
Not in the labour force392
Unemployment rate2.3%
Participation rate44.1%

49.2% of employed residents work part time, fewer than 35 hours per week.

Household income

Household incomes in Portsea are distributed across the following weekly bands.

Weekly household incomeShare of households
Under $65015.5%
$650 to $1,49919.1%
$1,500 to $2,99921.4%
$3,000 or more44.0%

For residents aged 15 and over, personal weekly income is distributed as follows.

Weekly personal incomeShare of residents 15+
Under $50021.5%
$500 to $99912.3%
$1,000 to $1,99927.5%
$2,000 or more38.7%

Travel to work

MethodCountShare of workers
Car driver9732.0%
Car passenger41.3%
Train00.0%
Bus00.0%
Tram00.0%
Bicycle00.0%
Walked only103.3%
Worked at home15350.5%

Religious affiliation

ReligionCountShare of residents
Christianity48261.2%
No religion23730.1%
Islam00.0%
Hinduism00.0%
Buddhism30.4%
Judaism70.9%
Other or not stated587.4%

Socio-economic profile (SEIFA 2021)

SEIFA deciles run from 1 (most disadvantaged) to 10 (least disadvantaged) nationally.

IndexScoreDecilePercentile
IRSD (disadvantage)11181099
IRSAD (advantage and disadvantage)113610
IER (economic resources)109910
IEO (education and occupation)114810

Where residents were born

88.7% of residents were born in Australia and 11.3% were born overseas. The most common overseas birthplaces in Portsea are listed below.

Country of birthPeopleShare of residents
England273.8%
New Zealand162.3%
Croatia60.9%
Greece50.7%
United States of America50.7%
India40.6%

When overseas-born residents arrived

Year of arrivalShare of overseas-born residents
2016 to 20210.0%
2011 to 20154.7%
2001 to 20100.0%
Before 200195.3%

Languages spoken at home

98.2% of residents speak only English at home. The most common other languages in Portsea are listed below. Across all households, 0.0% of residents speak English not well or not at all.

LanguagePeopleShare of residents
Italian71.0%
Greek30.4%
Macedonian30.4%

Ancestry

Residents of Portsea most commonly report the following ancestries.

AncestryResponsesShare of responses
English39838.3%
Australian21020.2%
Irish14313.8%
Scottish12311.8%
German313.0%
Italian222.1%

Work and industry

The largest employment sectors for Portsea residents are listed below.

Industry of employmentWorkersShare of workers
Professional, Scientific and Technical Services6023.5%
Financial and Insurance Services3212.5%
Rental, Hiring and Real Estate Services218.2%
Construction207.8%
Retail Trade207.8%
Accommodation and Food Services145.5%

The most common occupations among Portsea residents are listed below.

OccupationWorkersShare of workers
Managers10035.2%
Professionals9232.4%
Sales Workers3010.6%
Clerical and Administrative Workers269.2%
Community and Personal Service Workers155.3%
Technicians and Trades Workers144.9%

Education

Of residents attending an education institution in Portsea, 49.1% are at university or higher education, 5.7% are at TAFE or vocational education, and 45.3% are at school.

76.4% of residents aged 15 and over have completed Year 12 or equivalent.

The most common fields of study among Portsea residents with qualifications are listed below.

Field of studyPeopleShare
Management and Commerce12627.3%
Society and Culture8318.0%
Health7015.2%
Education459.7%
Engineering and Related Technologies449.5%
Creative Arts275.8%

Long-term health conditions

47.4% of residents report no long-term health condition. The most commonly reported conditions in Portsea are listed below.

Health conditionPeopleShare of residents
Arthritis11413.1%
Heart disease (including heart attack or angina)718.2%
Cancer (including remission)657.5%
Asthma576.6%
Diabetes (excluding gestational diabetes)273.1%
Mental health condition (including depression or anxiety)252.9%
Stroke202.3%
Lung condition (including COPD or emphysema)172.0%
Kidney disease91.0%
Dementia (including Alzheimer's)70.8%

25.9% of residents report one condition, 8.3% report two, and 4.8% report three or more.

Community and care

How residents of Portsea contribute to their community (share of residents aged 15 and over).

Community activityShare
Volunteers for an organisation or group22.9%
Provides unpaid assistance to a person with a disability or health condition17.0%
Provides unpaid child care38.7%
Does 15 or more hours of unpaid domestic work28.7%
Has served or is serving in the Australian Defence Force4.6%

Moving and stability

MobilityShare of residents
Same address 1 year ago84.2%
Moved within Victoria in the last year9.5%
Moved interstate in the last year1.5%
Moved from overseas in the last year0.7%
Same address 5 years ago50.9%
Moved within Victoria in the last 5 years40.2%
Moved interstate in the last 5 years0.9%
Moved from overseas in the last 5 years1.9%

Photo: Portsea, Victoria. Credit: Stephen Bain / CC BY-SA 3.0 via Wikimedia Commons.

Crime and safety

Victoria Police recorded 30 offences in Portsea in the 12 months to March 2026.

Offence divisionRecorded offences
A Crimes against the person9
B Property and deception offences18
C Drug offences0
D Public order and security offences3
E Justice procedures offences0
F Other offences0

That is a calculated rate of 38.1 recorded offences per 1,000 residents, based on the ABS Census 2021 population. This rate was calculated by My Victoria AU and is not a Crime Statistics Agency figure.

For context, the Mornington Peninsula local government area recorded 6,718 offences per 100,000 residents in the same period. That figure is the official Crime Statistics Agency rate for the LGA.

Five-year trend

2022
62
2023
40
2024
27
2025
62
2026
30

Recorded offences count crimes reported to Victoria Police in this locality, not crimes committed by or against its residents. Areas with shopping centres, transport hubs, hospitals or entertainment precincts record more offences regardless of how safe they are for people who live there. Counts are revised as investigations progress.

Source: Crime Statistics Agency Victoria, Data tables - Recorded offences, Year ending March 2026. Licensed under CC BY 4.0. Rates per 1,000 residents are calculations by My Victoria AU using ABS Census 2021 population and are not CSA figures. View the source dataset.

Location

<iframe src="https://www.openstreetmap.org/export/embed.html?bbox=144.6829%2C-38.3328%2C144.7069%2C-38.3148&layer=mapnik&marker=-38.323832%2C144.694885" width="100%" height="320" style="border:0;border-radius:12px;max-width:100%;" loading="lazy" title="Map of Portsea, Victoria"></iframe>

Map data © OpenStreetMap contributors.

Nearby suburbs

Browse more suburbs in Mornington Peninsula, or explore the wider Mornington Peninsula region of Victoria.

Data disclaimer: The statistics on this page are sourced from the Australian Bureau of Statistics (ABS), Census of Population and Housing 2021 and SEIFA 2021 (ASGS Edition 3), and are used under the ABS CC BY 4.0 licence. This directory is an independent community resource and is not affiliated with or endorsed by the ABS.

Population 787
Median Age 68
Average Household Size 1.8
Median Weekly Household Income $2470
Median Weekly Rent $577
Median Monthly Mortgage $2806
Unemployment Rate 2.3%
Participation Rate 44.1%
Born Overseas 11.8%
Separate House 24.3%
Worked at Home 50.5%
SEIFA IRSD Decile 10
SEIFA IRSD Percentile 99
SEIFA IRSAD Decile 10
Median Weekly Family Income $3250
Postcode 3944

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Portsea, Victoria 3944, Australia

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