Seacombe Gardens, SA: suburb profile

The population of Seacombe Gardens SA is 3,373 according to the 2021 Census. The median personal income in Seacombe Gardens is $715 per week ($37,180 per year). Median rent in Seacombe Gardens is $370 per week ($1,603 per month). Seacombe Gardens has a median age of 35 years, younger than the national median of 38. Seacombe Gardens has a population density of 3,402 people per km².

The most common overseas birthplace in Seacombe Gardens is China. The most common religion is No religion (47.3% of residents). After English, the most spoken language is Mandarin. The median monthly mortgage repayment in Seacombe Gardens is $1,672.

There were 69 recorded offences in Seacombe Gardens in 2025-26, a rate of 20 offences per 1,000 people. The most common offence category was theft (22 offences).

Population
3,373
Census 2021
Median income
$715/wk
Personal, Census 2021
Median rent
$370/wk
Weekly, Census 2021
Median age
35years
Census 2021

Valid: Census 2021 · Source: ABS Census of Population and Housing 2021; offences from SA Government Open Data (data.sa.gov.au), 2025-26.

Seacombe Gardens vs the typical SA suburb

The median personal income in Seacombe Gardens is $715 a week, 6% below the typical SA suburb ($759). That ranks 415th of 710 SA suburbs with 200 or more residents. Median rent is $370 a week, $70 more than the typical SA suburb. Rent takes 26.1% of the median household income here, against 19.5% in the typical SA suburb. The median resident is 35, 8 years younger than in the typical SA suburb (43).

The typical suburb is the median across suburbs with 200 or more residents. ABS Census 2021, calculated by GDP.com.au.
MeasureSeacombe GardensTypical SADifferenceTypical Australia
Personal income$715/wk$759/wk −6%$766/wk
Household income$1,420/wk$1,494/wk −5%$1,637/wk
Rent$370/wk$300/wk +23%$330/wk
Mortgage repayment$1,672/mo$1,534/mo +9%$1,733/mo
Median age3543 −8 yrs42
Rent share of household income26.1%19.5% +6.6 pts20.3%
Income, rent and mortgage against the typical suburb Valid: Census 2021 · Source: ABS, calculated by GDP.com.au
Bar chart of median income, rent and mortgage repayment in Seacombe Gardens, the typical SA suburb and the typical Australian suburb.

Seacombe Gardens Population

3,373 residents at the 2021 Census.

Seacombe Gardens Median Income & Rent

Median Income
$715/wk
$37,180 per year
Ranked 5,198 of 14,663
Median Rent
$370/wk
$1,603 per month
Ranked 2,711 of 14,663
Median Age
35years
3 years younger than the national median
Mortgage
$1,672/mo
Avg household size: 2.3 · 0.8 per bedroom

Valid: Census 2021 · Source: ABS Census of Population and Housing.

Seacombe Gardens Rent Prices & Affordability

26% of median household income goes on median rent

Marks at 25% and 35%. Band: moderate.

Household income $1,420/wk
Median rent $370/wk
Rent to income 26.1%

Rent is between 25% and 35% of household income: moderate housing costs.

Median rent in Seacombe Gardens against your income

About $6,153 a month
Median rent $370/wk
Left after rent $1,050/wk
Rent share 26.1%

Seacombe Gardens Schools

22
schools nearby
12
government
1065
avg ICSEA score
12,523
total students
Westminster School Independent
Combined · R-12 · 1,401 students
1139
ICSEA
Australian Science and Mathematics School Government
Secondary · 10-12 · 419 students
1101
ICSEA
Paringa Park Primary School Government
Primary · U, R-6 · 515 students
1101
ICSEA
McAuley Community School Catholic
Primary · R-6 · 451 students
1099
ICSEA
Seacliff Primary School Government
Primary · R-6 · 356 students
1094
ICSEA
Sunrise Christian School Marion Independent
Combined · R-9 · 320 students
1090
ICSEA
Stella Maris Parish School Catholic
Primary · R-6 · 429 students
1086
ICSEA
Sacred Heart College Catholic
Combined · 7-12 · 2,033 students
1083
ICSEA
Christ the King School Catholic
Primary · R-6 · 179 students
1079
ICSEA
Brighton Primary School Government
Primary · U, R-6 · 726 students
1077
ICSEA
Brighton Secondary School Government
Secondary · 7-12 · 1,737 students
1071
ICSEA
IQRA College Independent
Combined · R-12 · 734 students
1067
ICSEA
Suneden Specialist School Independent
Combined · U · 72 students
1065
ICSEA
Seaview Downs Primary School Government
Primary · R-6 · 324 students
1051
ICSEA
Seaview High School Government
Secondary · U, 7-12 · 1,377 students
1038
ICSEA

Showing 15 of 22 schools.

Source: Australian Curriculum, Assessment and Reporting Authority (ACARA), 2025. ICSEA is the Index of Community Socio-Educational Advantage (national average 1000).

All schools near Seacombe Gardens, with a map

Seacombe Gardens Map

Seacombe Gardens, South Australia Map data: OpenStreetMap
Loading map…

Seacombe Gardens, South Australia: 35.0234°S, 138.5458°E

Seacombe Gardens Circle size: offences per 1,000 residents Schools (22)

People in Seacombe Gardens

Demographics

Gender Split

Male 45.4% (1,533) Female 54.6% (1,841)

Population Density

3,402
people per km²
3,373 people · 1.0 km²

Households

2.3
Avg household size
0.8
Persons per bedroom
$1,803
Family income/wk

Age Distribution

0-4
5-9
10-14
15-19
20-24
25-29
30-34
35-39
40-44
45-49
50-54
55-59
60-64
65-69
70-74
75-79
80-84
85+
Male Female

Source: ABS Census 2021, Suburb and Locality (SAL)

Most common overseas birthplaces

China
4.7%
England
4.6%
India
4.0%
Philippines
2.2%
Nepal
1.4%
South Korea
1.1%
Iran
0.9%

Shares are of all residents. Source: ABS Census 2021, G09 Country of Birth by SAL

Most common languages at home other than English

Mandarin
5.8%
Arabic
2.2%
Punjabi
1.7%
Nepali
1.5%
Greek
1.4%
Tagalog
1.3%
Korean
1.2%

Shares are of all residents. Source: ABS Census 2021, G13 Language Used at Home by SAL

Ancestry

English
33.1%
Australian
27.9%
Chinese
7.9%
Scottish
7.4%
Irish
7.0%
German
4.9%
Indian
4.1%
Filipino
3.1%
Italian
2.9%
Australian Aboriginal
2.0%
Greek
1.9%

Shares are of the suburb population. People can report up to two ancestries, so shares add to more than 100%. Source: ABS Census 2021, G08 Ancestry by SAL

Religion

No religion
47.3%
Catholic
13.7%
Anglican
6.2%
Not stated
5.0%
Hinduism
4.5%
Islam
3.7%
Christian (other)
3.5%
Uniting Church
3.2%

Source: ABS Census 2021, G14 Religion by SAL

Indigenous Population

2.1%
Aboriginal & Torres Strait Islander

Source: ABS Census 2021, G07 Indigenous Status by SAL

Marital Status

Married
37.8% 1,078
Separated
3.5% 99
Divorced
11.5% 329
Widowed
4.7% 134
Never married
42.5% 1,210

Source: ABS Census 2021, G05 Marital Status by SAL

Family Structure

Couple: children under 15
38.0%
Couple: no children
28.7%
Couple: no children under 15
12.1%
One parent: no children under 15
11.8%
One parent: children under 15
9.4%

Source: ABS Census 2021, G29 Family Composition by SAL

Household Size

1 person
29.9%
2 persons
35.0%
3 persons
17.6%
4 persons
11.2%
5 persons
4.5%
6+ persons
1.8%

Source: ABS Census 2021, G35 Household Size by SAL

Homes in Seacombe Gardens

Housing Tenure

Of the 1,416 occupied private dwellings in Seacombe Gardens at the 2021 Census, 42.7% were rented, 22.9% owned outright and 32.1% owned with a mortgage.

Other tenure type
1.3% 19 dwellings
Owned outright
22.9% 324 dwellings
Owned with mortgage
32.1% 454 dwellings
Rented
42.7% 604 dwellings
Tenure type not stated
1.5% 21 dwellings

Source: ABS Census 2021, Suburb and Locality (SAL)

Dwelling Types

Separate house
57.7%
Semi-detached (1 storey)
30.8%
Semi-detached (2+ storey)
11.5%

Source: ABS Census 2021, G36 Dwelling Structure by SAL

Number of Bedrooms

1 bedroom
1.2%
2 bedrooms
17.1%
3 bedrooms
72.8%
4 bedrooms
7.6%
5 bedrooms
0.9%
6+ bedrooms
0.4%

Source: ABS Census 2021, G41 Number of Bedrooms by SAL

Monthly Mortgage Repayments

$0-$299/mo
4.6%
$300-$449/mo
2.1%
$450-$599/mo
1.6%
$600-$799/mo
3.0%
$800-$999/mo
4.8%
$1,000-$1,399/mo
16.9%
$1,400-$1,799/mo
26.8%
$1,800-$2,399/mo
30.4%
$2,400-$2,999/mo
6.4%
$3,000-$3,999/mo
3.4%

Source: ABS Census 2021, G38 Mortgage Repayment by SAL

Car Ownership

0 vehicles
11.4%
1 vehicle
42.4%
2 vehicles
34.4%
3 vehicles
8.1%
4+ vehicles
3.6%

Source: ABS Census 2021, G34 Motor Vehicles per Dwelling by SAL

Work, income and education in Seacombe Gardens

Employment

Employed full-time
35.6% 933 people
Employed part-time
23.7% 621 people
Unemployed
3.2% 85 people
Not in labour force
37.5% 983 people

Source: ABS Census 2021, G46 Labour Force Status by SAL

Occupation

Professionals
31.7%
Community & Personal Service
18.6%
Technicians & Trade Workers
14.7%
Clerical & Administrative
12.1%
Managers
8.3%
Labourers
6.5%
Sales Workers
5.0%
Machinery Operators & Drivers
3.1%

Source: ABS Census 2021, G51 Industry of Employment by Occupation

Weekly Household Income

Nil/Negative/wk
2.3%
$1-$149/wk
0.3%
$150-$299/wk
1.4%
$300-$399/wk
4.0%
$400-$499/wk
8.2%
$500-$649/wk
6.0%
$650-$799/wk
7.5%
$800-$999/wk
7.8%
$1,000-$1,249/wk
6.7%
$1,250-$1,499/wk
8.2%
$1,500-$1,749/wk
6.6%
$1,750-$1,999/wk
6.6%
$2,000-$2,499/wk
11.3%
$2,500-$2,999/wk
9.0%
$3,000-$3,499/wk
6.3%
$3,500-$3,999/wk
3.5%
$4,000+/wk
4.3%

Source: ABS Census 2021, G33 Household Income by SAL

Personal Weekly Income Distribution

$0 or less/wk
9.3%
$1-$149/wk
4.2%
$150-$299/wk
7.7%
$300-$399/wk
5.4%
$400-$499/wk
4.4%
$500-$649/wk
3.5%
$650-$799/wk
9.5%
$800-$999/wk
12.0%
$1,000-$1,249/wk
12.4%
$1,250-$1,499/wk
10.3%
$1,500-$1,749/wk
8.0%
$1,750-$1,999/wk
5.2%
$2,000-$2,999/wk
6.1%
$3,000-$3,499/wk
1.0%
$3,500+/wk
1.0%

Source: ABS Census 2021, G17 Personal Income by SAL

How People Get to Work

Car (driver)
70.1%
Did not go to work
13.5%
Bus
5.3%
Car (passenger)
3.8%
Walked only
2.6%
Train
1.5%
Taxi/Rideshare
0.9%
Other
0.7%
Motorbike/Scooter
0.7%
Bicycle
0.5%
Truck
0.3%
Tram/Light Rail
0.2%

Source: ABS Census 2021, G62 Method of Travel to Work by SAL

Education Level

Year 12 or equivalent
69.1%
Year 11 or equivalent
13.6%
Year 10 or equivalent
13.4%
Year 9 or equivalent
3.9%

Shares are of people whose highest year of school is Year 9 to 12 only. Source: ABS Census 2021, G16 Highest Year of School by SAL

Qualifications

Bachelor Degree
34.3%
Certificate III/IV
28.4%
Advanced Diploma/Diploma
16.6%
Postgraduate Degree
13.8%
Graduate Diploma/Certificate
4.0%
Certificate I/II
2.9%

Source: ABS Census 2021, G49 Non-School Qualification by SAL

Field of Study

Management & Commerce
23.7%
Health
18.8%
Society & Culture
15.8%
Engineering
11.3%
Education
6.6%
Food, Hospitality & Personal Services
6.1%
Architecture & Building
5.1%
Creative Arts
4.3%
Natural & Physical Sciences
3.7%
Information Technology
3.4%
Agriculture & Environment
1.1%

Source: ABS Census 2021, G51 Field of Study by SAL

School & University Attendance

Primary: Government
30.3%
Secondary: Government
17.5%
Vocational Education
16.2%
Primary: Catholic
11.4%
Pre-school
10.8%
Primary: Other Non-Govt
5.3%
Secondary: Catholic
4.8%
Secondary: Other Non-Govt
3.7%

Source: ABS Census 2021, G15 Type of Educational Institution by SAL

More from the 2021 Census

Need for Assistance

Does not have need for assistance
89.9%
Has need for assistance
6.7%
Need for assistance not stated
3.5%

Source: ABS Census 2021, G18 Core Activity Need for Assistance by SAL

Long-term Health Conditions

Mental health
362
Asthma
96
Diabetes
87
Arthritis
86
Heart disease
71
Lung condition
70
Stroke
43
Cancer
36
Kidney disease
29
Dementia
5

Source: ABS Census 2021, G19 Long-term Health Conditions by SAL

Unpaid Carers

Provided unpaid assistance
11.8% 321
Did not provide
88.2% 2,401

Source: ABS Census 2021, G25 Unpaid Assistance by SAL

Volunteering

Volunteer
15.1% 413
Not a volunteer
84.9% 2,321

Source: ABS Census 2021, G23 Voluntary Work by SAL

Military Service

Current ADF: Regular
0.1% 3
Current ADF: Reserves
0.2% 6
Previously served
2.7% 75
Never served
96.9% 2,664

Source: ABS Census 2021, G22 ADF Service by SAL

Children Ever Born

No children
42.0%
1 child
16.6%
2 children
26.9%
3 children
11.6%
4 children
2.6%
5+ children
0.2%

Source: ABS Census 2021, G28 Children Ever Born by SAL

When Migrants Arrived

Before 1951
11
1951: 1960
49
1961: 1970
80
1971: 1980
56
1981: 1990
62
1991: 2000
62
2001: 2010
300
2011: 2015
239
2016
82
2017
37
2018
68
2019
74
2020
45
2021
3

Source: ABS Census 2021, G10 Year of Arrival by SAL

Population Mobility

18.9%
moved in the last year
55.0%
moved in the last 5 years
4.8%
unemployment rate (Census)
61.8%
labour force participation

Source: ABS Census 2021, G43 Summary by SAL

Where Residents Moved From

Same address
2,593
Moved from SA
435
Moved: same area (SA2)
65
Moved from VIC
28
Moved from NSW
22
Moved from overseas
20
Moved from QLD
9
Moved from TAS
6

Source: ABS Census 2021, G44 Address 1 Year Ago by SAL

Unpaid Domestic Work

Less than 5 hours
23.5%
5: 14 hours
31.1%
15: 29 hours
11.0%
30+ hours
7.5%
Did not do domestic work
26.9%

Source: ABS Census 2021, G24 Unpaid Domestic Work by SAL

Family Blending

Intact family: no other children
89.9%
Step family: no other children
5.5%
Blended family: no other children
4.6%

Source: ABS Census 2021, G31 Family Blending by SAL

Seacombe Gardens Crime Statistics

69 reported offences in 2025-26, by category.

Theft
22
Assault
22
Property Damage
14
Break & Enter
8
Fraud
3

Total offences by year

2021
2022
2023
2024
2025

Source: SA Government Open Data (data.sa.gov.au).

Cheaper alternatives with similar incomes

St Marys (SA)
Income: $785/wk Rent: $285/wk $85/wk less rent
Woodville North
Income: $643/wk Rent: $300/wk $70/wk less rent
Ridleyton
Income: $842/wk Rent: $300/wk $70/wk less rent
Two Wells
Income: $818/wk Rent: $300/wk $70/wk less rent
Hampstead Gardens
Income: $761/wk Rent: $300/wk $70/wk less rent
Northfield
Income: $679/wk Rent: $307/wk $63/wk less rent
Hillcrest (SA)
Income: $759/wk Rent: $319/wk $51/wk less rent
Croydon Park (SA)
Income: $648/wk Rent: $320/wk $50/wk less rent

Suburbs near Seacombe Gardens

The closest suburb to Seacombe Gardens is Sturt (SA), 0.8 km away.

Sturt (SA)
0.8 km away · income $635/wk · rent $295/wk
Dover Gardens
0.8 km away · income $728/wk · rent $339/wk
Seacombe Heights
1.2 km away · income $815/wk · rent $380/wk
Darlington (SA)
1.2 km away · income $752/wk · rent $325/wk
Oaklands Park
1.8 km away · income $648/wk · rent $300/wk
South Brighton
2.0 km away · income $820/wk · rent $335/wk

Compare Seacombe Gardens

Frequently Asked Questions About Seacombe Gardens

What is the population of Seacombe Gardens SA?

The population of Seacombe Gardens SA is 3,373 according to the ABS Census 2021. The suburb has a population density of 3,402 people per km². Seacombe Gardens is ranked #2,189 out of 14,663 suburbs by population.

What is the median income in Seacombe Gardens?

The median personal income in Seacombe Gardens SA is $715 per week, or $37,180 per year. The median household income is $1,420 per week. Family income is $1,803 per week. Seacombe Gardens is ranked #5,198 by income out of 14,663 Australian suburbs.

How much is rent in Seacombe Gardens?

Median rent in Seacombe Gardens SA is $370 per week ($1,603 per month). Rent represents 26.1% of household income, which is considered moderate. Seacombe Gardens ranks #2,711 out of 14,663 suburbs by rent.

What are mortgage repayments in Seacombe Gardens?

The median monthly mortgage repayment in Seacombe Gardens SA is $1,672. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Seacombe Gardens?

The median age in Seacombe Gardens SA is 35 years. This is younger than the national median age of 38 years.

Is Seacombe Gardens a good suburb to live in?

Seacombe Gardens is a suburb in South Australia with a population of 3,373. The median income is $715/wk, which is below the typical SA suburb ($759/wk). Rent affordability is rated as moderate (26.1% of household income). See the full suburb profile above for detailed statistics.

Explore More

Australian Average Salary Australian House Prices Adelaide Cost of Living

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 41313. All dollar figures in AUD.