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Seaview Downs

SA 5049 • Greater Adelaide

2,718
Population (2021)
$41,392
Median Income
2.28 km²
Area
$385/wk
Median Rent
Family-FriendlyEstablishedSuburbanCoastal ViewsMid-Range

About Seaview Downs

Seaview Downs is an established residential suburb in Adelaide's southern suburbs, located approximately 14 kilometres south-west of the Adelaide CBD within the City of Marion. With a 2021 population of 2,718 across a compact 2.3 square kilometres, it is a well-settled, moderately dense community. The suburb's elevated terrain — sitting around 142 metres above sea level — affords many properties sweeping views towards the Gulf St Vincent and the surrounding suburban landscape, lending credibility to its name.

Seaview Downs has a relaxed, family-oriented character with well-kept residential streets and good access to nearby retail and services, including Westfield Marion shopping centre approximately 4 kilometres to the north-east. Public transport connects the suburb to the broader Adelaide Metro network, with bus services feeding into the Seaford line and the Hallett Cove Beach railway station nearby. The Hallett Cove Conservation Park — just a short drive away — provides access to spectacular coastal cliff walks, geological formations, and natural heritage. The demographic profile skews toward established families and homeowners, making it a stable and community-minded suburb.

Seaview Downs falls under postcode 5049 and is governed by Marion Council (LGA). For state elections, residents vote in the Black electorate.

📍 Location

State
South Australia
Postcode
5049
Urban Area
Marion - Central
LGA / Council
Marion
Federal Electorate
Boothby
State Electorate
Black
Type
Major Urban
Timezone
Adelaide (UTC+9:30)
Coordinates
-35.04°, 138.54°
Statistical Area
Greater Adelaide
Area
2.28 km²
Elevation
142m

🚌 Transport & Commute

Nearest Train Stations

Hallett Cove Beach
3 km
N/A (drive recommended)

Bus Services

  • Adelaide Metro bus services — Marion, Noarlunga Centre, Adelaide CBD 40-55 min to Adelaide CBD

Commute to Adelaide CBD

Distance
14 km
By Train
Drive to Hallett Cove Beach then ~35 min on Seaford Line to Adelaide station
By Car (Peak)
25-35 min
By Car (Off-Peak)
20-25 min

🛣️ Main Road and Diagonal Road provide key arterial connections north toward the CBD

Walkability Car-Dependent

Residential suburb with limited walkable retail; most errands require a car, though some local amenities are accessible on foot

🛒 Supermarkets Nearby

No major supermarkets listed for this suburb.

🎓 Schools

🏠 Housing 2021 Census

Median Rent (weekly)
$385
Median Mortgage (monthly)
$1,742
Avg Household Size
2.6 people
Median Age
42 years
Social Housing (% of dwellings)
0.9%

9 state housing + 0 community housing dwellings (ABS 2021 Census)

🎓 Educational Institution Attending 2021 Census

School Sector Breakdown

👥 Demographics

Census 2016
2,672
Census 2021
2,718
▲ 1.7% growth

Population Growth

Gender Distribution (Census 2021)

Income 2016
$36,192
Income 2021
$41,392
▲ 14.4% increase

Income Comparison

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

🌍 Country of Birth 2021 Census

Born in Australia 2,077
Born Overseas 595

Top Countries of Birth (excl. Australia)

  • 1. England 184
  • 2. Germany 27
  • 3. New Zealand 25
  • 4. Malaysia 24
  • 5. China 23
  • 6. Philippines 23
  • 7. India 22
  • 8. Scotland 22
  • 9. Iran 21
  • 10. South Africa 20

🧬 Ancestry 2021 Census

Top ancestries reported (people may report up to two)

English 1,225
Australian 991
Irish 291
Scottish 258
German 209
Italian 109
Dutch 62
Chinese 61
Greek 55
Filipino 52

👨‍👩‍👧 Parents' Birthplace 2021 Census

1,510
Both parents born in Australia
770
Both parents born overseas
387
One parent AU, one overseas

🛐 Religion 2021 Census

No Religion
54.2%
Christianity
39.2%
Buddhism
1.3%
Islam
0.8%
Hinduism
0.4%
Sikhism
0.3%

📊 Age Distribution 2021 Census

0-4 years
150 (5.5%)
5-14 years
360 (13.2%)
15-19 years
169 (6.2%)
20-24 years
139 (5.1%)
25-34 years
263 (9.7%)
35-44 years
350 (12.9%)
45-54 years
385 (14.2%)
55-64 years
317 (11.7%)
65-74 years
302 (11.1%)
75-84 years
225 (8.3%)
85+ years
67 (2.5%)

Nearby Suburbs

Frequently Asked Questions

What is Seaview Downs known for? +

Seaview Downs is known for its elevated position offering views towards the Gulf St Vincent, its quiet established residential character, and its proximity to the Hallett Cove Conservation Park and Westfield Marion.

How far is Seaview Downs from Adelaide CBD? +

Seaview Downs is approximately 14 kilometres south-west of the Adelaide CBD, a 25–35 minute drive under normal conditions.

Does Seaview Downs have public transport? +

Bus services connect Seaview Downs to the Adelaide Metro network, with Hallett Cove Beach railway station on the Seaford Line approximately 3 kilometres away. A car is recommended for most residents.

What is the population of Seaview Downs? +

The 2021 Census recorded a population of 2,718 in Seaview Downs, broadly consistent with the 2016 figure of 2,672, indicating a stable and established community.

Is Seaview Downs a good place to live? +

Seaview Downs suits families and established homeowners seeking a quiet, well-connected southern suburb with sea views, good local access to Marion's shopping and services, and coastal parkland nearby.

What is the postcode for Seaview Downs? +

The postcode for Seaview Downs is 5049.