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Seacombe Gardens

SA 5047 • Greater Adelaide

3,373
Population (2021)
$73,840
Median Household Income
0.99 km²
Area
$370/wk
Median Rent
MulticulturalSuburbanMid-RangeCommuter BeltFamily-Friendly

About Seacombe Gardens

Seacombe Gardens is a compact residential suburb in Adelaide's southern corridor, situated within the City of Marion approximately 11 kilometres south of the Adelaide CBD. With a population of 3,373 across just under one square kilometre, it is a dense, established neighbourhood with a median age of 35 years and a median household income of $1,420 per week, comfortably above the South Australian average. The suburb attracts a diverse mix of young professionals, families, and international residents, with notable Chinese, Indian, Korean, and Filipino communities.

Seacombe Gardens benefits from its proximity to Flinders University and Flinders Medical Centre, drawing students, healthcare workers, and academic professionals to the area. Rail access is provided by nearby stations on the Seaford Line, with regular services into the Adelaide CBD, while bus routes connect residents to Marion Shopping Centre and other local amenities. The suburb offers a quiet lifestyle with parks, well-regarded schools, and easy reach of Adelaide's southern beaches and the broader Mitcham Hills.

Seacombe Gardens falls under postcode 5047 and is governed by Marion Council (LGA). For state elections, residents vote in the Gibson electorate.

📰 Featured In

📰 South Australia Suburbs with the Most Housing Commission

📍 Location

State
South Australia
Postcode
5047
Urban Area
Marion - Central
LGA / Council
Marion
Federal Electorate
Boothby
State Electorate
Gibson
Type
Major Urban
Timezone
Adelaide (UTC+9:30)
Coordinates
-35.02°, 138.55°
Statistical Area
Greater Adelaide
Area
0.99 km²
Elevation
39m

🏷️ Property Prices March quarter 2026

Median sale prices in Seacombe Gardens for the March quarter 2026. Median house sale prices published by the Office of the Valuer-General SA (Adelaide metropolitan area).

🏡House
$977K
12 sales · YoY n/a

Source: Office of the Valuer-General SA — Metropolitan Median House Sales. Houses only — South Australia does not publish a unit/apartment series. Medians are for the latest quarter; year-on-year change is shown only where both quarters had at least 10 sales.

🏠 Housing 2021 Census

Median Rent (weekly)
$370
Median Mortgage (monthly)
$1,672
Avg Household Size
2.3 people
Median Age
35 years
Social Housing (% of dwellings)
15.4%

169 state housing + 49 community housing dwellings (ABS 2021 Census)

🚌 Transport & Commute

Nearest Train Stations

Edwardstown
1.5 km
18 min

Bus Services

  • Adelaide Metro Routes 260, 261 — Adelaide City / Marion Shopping Centre 20-25 min to city

Commute to Adelaide CBD

Distance
11 km
By Train
Approx. 18-22 min via Seaford Line from Edwardstown
By Car (Peak)
20-30 min
By Car (Off-Peak)
15-20 min

🛣️ South Road is the main arterial; Seaford Line offers convenient rail access for city workers

Walkability Somewhat Walkable

Local parks, some shops and the train station are reachable on foot; larger errands require a bus or car

🛒 Supermarkets Nearby

No major supermarkets listed for this suburb.

🎓 Schools

🎓 Educational Institution Attending 2021 Census

School Sector Breakdown

👥 Demographics

Census 2016
3,007
Census 2021
3,373
▲ 12.2% growth

Population Growth

Gender Distribution (Census 2021)

Personal Income 2016
$29,796
Personal Income 2021
$37,180
▲ 24.8% increase

2021 Census income breakdown

Personal = median for one earner. Household = all members of a dwelling pooled. Family = related members only. Annual = weekly × 52.

Personal
$37,180 / yr
$715/wk
Household
$73,840 / yr
$1420/wk
Family
$93,756 / yr
$1803/wk

Personal Income Comparison (2016 vs 2021)

📊 Population: ABS Census 2021
💰 Income: ABS Census 2021

🌍 Country of Birth 2021 Census

Born in Australia 2,055
Born Overseas 1,194

Top Countries of Birth (excl. Australia)

  • 1. China 157
  • 2. England 156
  • 3. India 134
  • 4. Philippines 73
  • 5. Nepal 46
  • 6. South Korea 37
  • 7. Iran 29
  • 8. Vietnam 28
  • 9. Brazil 27
  • 10. Scotland 26

🧬 Ancestry 2021 Census

Top ancestries reported (people may report up to two)

English 1,117
Australian 941
Chinese 265
Scottish 250
Irish 235
German 166
Indian 137
Filipino 103
Italian 98
Australian Aboriginal 68

👨‍👩‍👧 Parents' Birthplace 2021 Census

1,430
Both parents born in Australia
1,480
Both parents born overseas
337
One parent AU, one overseas

🛐 Religion 2021 Census

No Religion
47.7%
Christianity
35.4%
Hinduism
4.5%
Islam
3.7%
Buddhism
1.9%
Sikhism
1.0%
Judaism
0.1%

📊 Age Distribution 2021 Census

0-4 years
190 (5.6%)
5-14 years
333 (9.9%)
15-19 years
153 (4.5%)
20-24 years
304 (9.0%)
25-34 years
649 (19.2%)
35-44 years
476 (14.1%)
45-54 years
335 (9.9%)
55-64 years
339 (10.1%)
65-74 years
338 (10.0%)
75-84 years
168 (5.0%)
85+ years
73 (2.2%)

Nearby Suburbs

Frequently Asked Questions

What is Seacombe Gardens known for? +

Seacombe Gardens is a compact residential suburb in Adelaide's southern corridor, situated within the City of Marion approximately 11 kilometres south of the Adelaide CBD. Seacombe Gardens benefits from its proximity to Flinders University and Flinders Medical Centre, drawing students, healthcare workers, and academic professionals to the area.

How far is Seacombe Gardens from Adelaide CBD? +

Seacombe Gardens is approximately 11 kilometres from Adelaide CBD, with a typical drive taking around 13-20 minutes depending on traffic and route taken.

Does Seacombe Gardens have public transport? +

Seacombe Gardens is connected to the Adelaide CBD via Adelaide Metro bus services. Adelaide Metro train stations are accessible nearby for rail commuters. The suburb is well-served for public transport in the metropolitan Adelaide context.

What is the population of Seacombe Gardens? +

According to the 2021 Census, Seacombe Gardens has a population of approximately 3,373 residents, a modest but established community. The suburb falls within the Marion (City) local government area.

Is Seacombe Gardens a good place to live? +

Seacombe Gardens is a well-regarded family-friendly suburb with parks, schools, and a welcoming community atmosphere. Its residential character and local amenities make it a popular choice for families settling in the area.

What is the postcode for Seacombe Gardens? +

The postcode for Seacombe Gardens, SA is 5047. This postcode covers Seacombe Gardens and may also serve nearby localities within the same postcode zone.

What is the average income in Seacombe Gardens? +

Based on the 2021 Census, the median personal income in Seacombe Gardens is about $715 per week (around $37,200 per year). The median household income is $1,420 per week and the median family income is $1,803 per week.

What is the median house price in Seacombe Gardens? +

As of March quarter 2026, the median house price is $976,944. Figures are based on Office of the Valuer-General SA — Metropolitan Median House Sales.

What is the age profile of Seacombe Gardens? +

The median age in Seacombe Gardens is 35. The largest age group is 25–34 (649 residents, around 19%). Around 20% of residents are under 20 and about 17% are aged 65 or older. (2021 Census)

How much is rent in Seacombe Gardens? +

In Seacombe Gardens, the median weekly rent is $370, and the median monthly mortgage repayment is $1,672 (2021 Census).