South Australia · Suburb Profile

Seacliff Park SA — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Seacliff Park, South Australia. ABS Census 2021.

The population of Seacliff Park SA is 2,644 according to the 2021 Census. The median personal income in Seacliff Park is $856 per week ($44,512 per year). Median rent in Seacliff Park is $370 per week ($1,603 per month). Seacliff Park has a median age of 41 years, older than the national median of 38. Seacliff Park has a population density of 1155.7 people per km².

The most common overseas birthplace in Seacliff Park is England. The most common religion is No religion (51.4% of residents). After English, the most spoken language is Persian. The median monthly mortgage repayment in Seacliff Park is $1,800.

There were 38 recorded offences in Seacliff Park in 2025-26, a rate of 14 offences per 1,000 people. The most common offence category was theft (19 offences).

Seacliff Park Map

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Seacliff Park Population

2,644

residents (Census 2021)

Seacliff Park Median Income & Rent

💰

Median Income

$856/wk

$44,512 per year

#2680 of 14,663

🏠

Median Rent

$370/wk

$1,603 per month

#2711 of 14,663

👤

Median Age

41years

3 years older than national median

🏡

Mortgage

$1,800/mo

Avg household size: 2.4 · 0.7 per bedroom

Seacliff Park Demographics

Gender Split

Male 48.0% (1,268) Female 52.0% (1,373)

Population Density

1155.7

people per km²

2,644 people · 2.3 km²

Households

2.4

Avg household size

0.7

Persons per bedroom

$2,193

Family income/wk

Seacliff Park 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 & Locality (SAL)

Seacliff Park Home Ownership

Of owner-occupied homes in Seacliff Park, 47.6% are owned outright and 52.4% have a mortgage.

🏠

Owned outright

47.6%

🏦

Owned with mortgage

52.4%

Rented homes are not included in this breakdown.

Source: ABS Census 2021 — Suburb & Locality (SAL)

Most common overseas birthplaces

England
Iran
Germany
China
India
Brazil
Bosnia & Herzegovina
Canada

Source: ABS Census 2021 G09 — Country of Birth by SAL

Seacliff Park Religion

No religion

51.4%

Catholic

15.4%

Anglican

9.4%

Not stated

5.8%

Uniting Church

4.3%

Christian (other)

2.2%

Other religions

2.0%

Other religious groups

1.7%

Source: ABS Census 2021 G14 — Religion by SAL

Seacliff Park Education Level

Year 12 or equivalent

66.3%

Year 11 or equivalent

17.2%

Year 10 or equivalent

13.9%

Year 9 or equivalent

2.6%

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

Most common languages at home other than English

Persian
Mandarin
Cantonese
Italian
Japanese
Polish
German

Source: ABS Census 2021 G13 — Language Spoken at Home by SAL

Seacliff Park Employment

💼

Employed full-time

38.9% 791 people

⏰

Employed part-time

24.6% 500 people

🔍

Unemployed

3.2% 66 people

🏠

Not in labour force

33.3% 679 people

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

Seacliff Park Qualifications

Certificate III/IV

31.9%

Bachelor Degree

31.5%

Advanced Diploma/Diploma

18.7%

Postgraduate Degree

10.9%

Graduate Diploma/Certificate

4.5%

Certificate I/II

2.5%

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

Seacliff Park Occupation

Professionals

33.8%

Managers

16.2%

Technicians & Trade Workers

15.2%

Community & Personal Service

12.8%

Clerical & Administrative

10.7%

Sales Workers

4.5%

Labourers

4.2%

Machinery Operators & Drivers

2.6%

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

Seacliff Park Field of Study

Management & Commerce

21.5%

Health

15.0%

Society & Culture

14.0%

Engineering

12.5%

Education

11.4%

Architecture & Building

8.4%

Food, Hospitality & Personal Services

4.7%

Natural & Physical Sciences

4.3%

Creative Arts

3.6%

Agriculture & Environment

2.8%

Information Technology

1.8%

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

Seacliff Park Dwelling Types

Separate house

86.7%

Semi-detached (1 storey)

12.3%

Semi-detached (2+ storey)

1.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Seacliff Park Weekly Household Income

Nil/Negative/wk

1.1%

$1-$149/wk

0.4%

$150-$299/wk

0.8%

$300-$399/wk

1.5%

$400-$499/wk

5.7%

$500-$649/wk

5.6%

$650-$799/wk

5.8%

$800-$999/wk

7.0%

$1,000-$1,249/wk

8.3%

$1,250-$1,499/wk

8.8%

$1,500-$1,749/wk

6.0%

$1,750-$1,999/wk

5.5%

$2,000-$2,499/wk

10.6%

$2,500-$2,999/wk

10.0%

$3,000-$3,499/wk

7.3%

$3,500-$3,999/wk

3.8%

$4,000+/wk

11.4%

Source: ABS Census 2021 G33 — Household Income by SAL

Seacliff Park Marital Status

💍

Married

47.0% 1,024

↔️

Separated

3.1% 68

📋

Divorced

10.9% 238

🕊️

Widowed

5.3% 116

👤

Never married

33.7% 734

Source: ABS Census 2021 G05 — Marital Status by SAL

Seacliff Park Ancestry

English

43.6%

Australian

36.8%

Scottish

10.7%

Irish

8.9%

German

8.2%

Italian

3.7%

Chinese

2.3%

Dutch

1.8%

Polish

1.7%

Australian Aboriginal

1.2%

Indian

1.1%

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

Seacliff Park School & University Attendance

Primary — Government

31.9%

Secondary — Government

20.3%

Pre-school

13.2%

Vocational Education

10.0%

Secondary — Catholic

9.6%

Primary — Catholic

7.5%

Primary — Other Non-Govt

4.3%

Secondary — Other Non-Govt

3.3%

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

Seacliff Park Need for Assistance

♿

Needs assistance

5.3%

✅

No need for assistance

94.7%

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

Seacliff Park Volunteering

🤝

Volunteer

17.6% 372

—

Not a volunteer

82.4% 1,736

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Seacliff Park Monthly Mortgage Repayments

$0-$299/mo

4.3%

$300-$449/mo

1.1%

$600-$799/mo

4.9%

$800-$999/mo

3.8%

$1,000-$1,399/mo

15.7%

$1,400-$1,799/mo

23.2%

$1,800-$2,399/mo

27.3%

$2,400-$2,999/mo

11.1%

$3,000-$3,999/mo

8.6%

Source: ABS Census 2021 G38 — Mortgage Repayment by SAL

Seacliff Park How People Get to Work

Car (driver)

74.7%

Did not go to work

14.4%

Train

3.6%

Car (passenger)

3.4%

Walked only

1.0%

Bus

0.9%

Other

0.7%

Bicycle

0.6%

Motorbike/Scooter

0.4%

Taxi/Rideshare

0.3%

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

Seacliff Park Car Ownership

0 vehicles

4.6%

1 vehicle

34.4%

2 vehicles

41.4%

3 vehicles

13.3%

4+ vehicles

6.2%

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

Seacliff Park Number of Bedrooms

1 bedroom

0.7%

2 bedrooms

16.1%

3 bedrooms

54.3%

4 bedrooms

24.9%

5 bedrooms

3.6%

6+ bedrooms

0.5%

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

Seacliff Park Population Mobility

11.3%

moved in the last year

39.0%

moved in the last 5 years

4.6%

unemployment rate (Census)

65.8%

labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Seacliff Park Indigenous Population

1.2%

Aboriginal & Torres Strait Islander

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Seacliff Park Long-term Health Conditions

Mental health

217

Asthma

Arthritis

Diabetes

Heart disease

Cancer

Lung condition

Kidney disease

Stroke

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

Seacliff Park Personal Weekly Income Distribution

$0 or less/wk

6.9%

$1-$149/wk

4.6%

$150-$299/wk

6.3%

$300-$399/wk

2.8%

$400-$499/wk

3.7%

$500-$649/wk

4.9%

$650-$799/wk

9.9%

$800-$999/wk

10.4%

$1,000-$1,249/wk

11.3%

$1,250-$1,499/wk

9.2%

$1,500-$1,749/wk

8.7%

$1,750-$1,999/wk

6.3%

$2,000-$2,999/wk

10.8%

$3,000-$3,499/wk

1.9%

$3,500+/wk

2.3%

Source: ABS Census 2021 G17 — Personal Income by SAL

Seacliff Park Family Structure

Couple — children under 15

43.1%

Couple — no children

28.8%

Couple — no children under 15

14.7%

One parent — no children under 15

7.9%

One parent — children under 15

5.4%

Source: ABS Census 2021 G29 — Family Composition by SAL

Seacliff Park Military Service

🏅

Previously served

3.2% 67

👤

Never served

96.8% 2,045

Source: ABS Census 2021 G22 — ADF Service by SAL

Seacliff Park Unpaid Carers

🤲

Provided unpaid assistance

14.5% 306

—

Did not provide

85.5% 1,811

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Seacliff Park Children Ever Born

No children

33.3%

1 child

15.3%

2 children

30.6%

3 children

17.3%

4 children

3.5%

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

Seacliff Park When Migrants Arrived

Before 1951

1951–1960

1961–1970

1971–1980

1981–1990

1991–2000

2001–2010

161

2011–2015

2016

2017

2018

2019

2020

2021

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

Seacliff Park Unpaid Domestic Work

Less than 5 hours

22.1%

5–14 hours

33.6%

15–29 hours

14.6%

30+ hours

8.9%

Did not do domestic work

20.8%

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

Seacliff Park Household Size

1 person

25.9%

2 persons

35.5%

3 persons

16.6%

4 persons

14.7%

5 persons

4.6%

6+ persons

2.8%

Source: ABS Census 2021 G35 — Household Size by SAL

Seacliff Park Where Residents Moved From

Same address

2,251

Moved from SA

221

Moved from overseas

Moved — same area (SA2)

Moved from VIC

Moved from WA

Moved from QLD

Moved from NSW

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

Seacliff Park Family Blending

Intact family — no other children

87.8%

Step family — no other children

7.8%

Blended family — no other children

4.4%

Source: ABS Census 2021 G31 — Family Blending by SAL

Seacliff Park Crime Statistics

Reported offences in 2025-26 — 38 total

Theft

Assault

Break & Enter

Property Damage

Fraud

Offence trend by year:

2021

2022

2023

2024

2025

Source: SA Government Open Data — data.sa.gov.au

Seacliff Park Schools

schools nearby

government

1054

avg ICSEA score

5,065

total students

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

Brighton Primary School Government

Primary · U, R-6 · 726 students

1077

ICSEA

IQRA College Independent

Combined · R-12 · 734 students

1067

ICSEA

Hallett Cove East Primary School Government

Primary · R-6 · 325 students

1056

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

Sheidow Park Primary School Government

Primary · R-6 · 290 students

1020

ICSEA

Darlington Primary School Government

Primary · U, R-6 · 184 students

964

ICSEA

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

View all schools in Seacliff Park with map →

Seacliff Park Rent Prices & Affordability

22%

of income

Affordable

Household Income $1,693/wk

Median Rent $370/wk

Rent-to-Income 21.9%

Rent is under 25% of household income — generally considered affordable.

If you earn X in Seacliff Park

Your weekly income

≈ $7,336/month

Median rent $370/wk

Left after rent $1,323/wk

Rent share 21.9%

Cheaper alternatives with similar incomes

Risdon Park South

Income: $713/wk Rent: $185/wk Save: $185/wk

Renmark West

Income: $788/wk Rent: $200/wk Save: $170/wk

Paringa

Income: $800/wk Rent: $200/wk Save: $170/wk

Old Noarlunga

Income: $704/wk Rent: $305/wk Save: $65/wk

Echunga

Income: $887/wk Rent: $320/wk Save: $50/wk

Sellicks Beach

Income: $745/wk Rent: $320/wk Save: $50/wk

Evanston Park

Income: $713/wk Rent: $330/wk Save: $40/wk

Maylands (SA)

Income: $1,018/wk Rent: $338/wk Save: $32/wk

Seacliff Park vs the typical SA suburb

The median personal income in Seacliff Park is $856 a week, 13% above the typical SA suburb ($759). That ranks 175th of 710 SA suburbs with 200 or more residents. Median rent is $370 a week, $70 more than the typical SA suburb. Rent takes 21.9% of the median household income here, against 19.5% in the typical SA suburb. The median resident is 41, 2 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.
Measure	Seacliff Park	Typical SA	Typical Australia
Personal income	$856/wk	$759/wk	$766/wk
Household income	$1,693/wk	$1,494/wk	$1,637/wk
Rent	$370/wk	$300/wk	$330/wk
Mortgage repayment	$1,800/mo	$1,534/mo	$1,733/mo
Median age	41	43	42
Rent share of household income	21.9%	19.5%	20.3%

Suburbs near Seacliff Park

The closest suburb to Seacliff Park is Seaview Downs, 0.8 km away.

Seaview Downs

0.8 km away · income $796/wk · rent $385/wk

Kingston Park

1.2 km away · income $878/wk · rent $340/wk

Seacliff

1.3 km away · income $948/wk · rent $350/wk

Marino

1.6 km away · income $932/wk · rent $400/wk

Seacombe Heights

1.8 km away · income $815/wk · rent $380/wk

South Brighton

1.9 km away · income $820/wk · rent $335/wk

Compare Seacliff Park

Seacliff Park vs Seaview Downs →Seacliff Park vs Kingston Park →Seacliff Park vs Seacliff →Seacliff Park vs Marino →

Frequently Asked Questions About Seacliff Park

What is the population of Seacliff Park SA?

The population of Seacliff Park SA is 2,644 according to the ABS Census 2021.The suburb has a population density of 1155.7 people per km².Seacliff Park is ranked #2,629 out of 14,663 suburbs by population.

What is the median income in Seacliff Park?

The median personal income in Seacliff Park SA is $856 per week, or $44,512 per year.The median household income is $1,693 per week.Family income is $2,193 per week.Seacliff Park is ranked #2,680 by income out of 14,663 Australian suburbs.

How much is rent in Seacliff Park?

Median rent in Seacliff Park SA is $370 per week ($1,603 per month).Rent represents 21.9% of household income, which is considered affordable.Seacliff Park ranks #2,711 out of 14,663 suburbs by rent.

What are mortgage repayments in Seacliff Park?

The median monthly mortgage repayment in Seacliff Park SA is $1,800. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Seacliff Park?

The median age in Seacliff Park SA is 41 years.This is older than the national median age of 38 years.

Is Seacliff Park a good suburb to live in?

Seacliff Park is a suburb in South Australia with a population of 2,644.The median income is $856/wk, which is above the typical SA suburb ($759/wk).Rent affordability is rated as affordable (21.9% of household income). See the full suburb profile above for detailed statistics.

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Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 41312. All dollar figures in AUD.