South Australia · Suburb Profile

Iwantja SA — Suburb Profile

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

The population of Iwantja SA is 338 according to the 2021 Census. The median personal income in Iwantja is $266 per week ($13,832 per year). Median rent in Iwantja is $77 per week ($334 per month). Iwantja has a median age of 26 years, younger than the national median of 38. Iwantja has a population density of 33.2 people per km².

The most common religion is Uniting Church (26% of residents). After English, the most spoken language is Australian Indigenous.

There were 60 recorded offences in Iwantja in 2025-26, a rate of 178 offences per 1,000 people. The most common offence category was assault (42 offences).

Iwantja Map

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Iwantja Population

residents (Census 2021)

Iwantja Median Income & Rent

💰

Median Income

$266/wk

$13,832 per year

#8878 of 14,663

🏠

Median Rent

$77/wk

$334 per month

#8742 of 14,663

👤

Median Age

26years

12 years younger than national median

🏡

Mortgage

$0/mo

Avg household size: 4.6 · 1.4 per bedroom

Iwantja Demographics

Gender Split

Male 46.4% (155) Female 53.6% (179)

Population Density

33.2

people per km²

338 people · 10.2 km²

Households

4.6

Avg household size

1.4

Persons per bedroom

$729

Family income/wk

Iwantja 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

♂ Male ♀ Female

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

Iwantja Country of Birth

Australia

100.0%

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

Iwantja Religion

Uniting Church

26.0%

No Religion

18.0%

Christian (other)

17.5%

Other Religions Tot

14.1%

Othr Rel Aust Abor Trad Rel

14.1%

Not stated

5.0%

Lutheran

2.8%

Catholic

2.5%

Source: ABS Census 2021 G14 — Religion by SAL

Iwantja Education Level

Year 9 or equivalent

29.9%

Year 10 or equivalent

29.4%

Year 12 or equivalent

23.2%

Year 11 or equivalent

17.5%

Source: ABS Census 2021 G16 — Highest Year of School by SAL

Iwantja Languages Spoken at Home

Australian Indigenous

50.5%

Other

49.5%

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

Iwantja Employment

💼

Employed full-time

13.4% 30 people

⏰

Employed part-time

13.4% 30 people

🔍

Unemployed

10.3% 23 people

🏠

Not in labour force

62.9% 141 people

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

Iwantja Qualifications

Certificate III/IV

58.3%

Bachelor Degree

29.2%

Postgraduate Degree

12.5%

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

Iwantja Occupation

Professionals

44.4%

Labourers

33.3%

Managers

11.1%

Clerical & Administrative

11.1%

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

Iwantja Field of Study

Education

46.2%

Management & Commerce

23.1%

Society & Culture

19.2%

Food, Hospitality & Personal Services

11.5%

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

Iwantja Dwelling Types

Separate house

100.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Iwantja Weekly Household Income

$650-$799/wk

10.0%

$1,000-$1,249/wk

27.5%

$1,250-$1,499/wk

27.5%

$1,500-$1,749/wk

7.5%

$2,000-$2,499/wk

12.5%

$2,500-$2,999/wk

15.0%

Source: ABS Census 2021 G33 — Household Income by SAL

Iwantja Marital Status

💍

Married

50.2% 128

↔️

Separated

5.5% 14

📋

Divorced

3.1% 8

🕊️

Widowed

5.5% 14

👤

Never married

35.7% 91

Source: ABS Census 2021 G05 — Marital Status by SAL

Iwantja Ancestry

Aboriginal Australianralian

90.1%

Australian

3.0%

English

3.0%

Irish

1.8%

German

1.2%

Other

0.9%

Source: ABS Census 2021 G08 — Ancestry by SAL

Iwantja School & University Attendance

Primary — Government

42.9%

Secondary — Government

37.1%

Pre-school

14.3%

Vocational Education

5.7%

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

Iwantja Need for Assistance

♿

Needs assistance

3.1% 18

✅

No need for assistance

96.9% 556

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

Iwantja Volunteering

🤝

Volunteer

5.6% 13

—

Not a volunteer

94.4% 220

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Iwantja How People Get to Work

Walked only

74.6%

Car (driver)

21.1%

Car (passenger)

4.2%

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

Iwantja Car Ownership

0 vehicles

36.9%

1 vehicle

46.2%

2 vehicles

16.9%

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

Iwantja Number of Bedrooms

2 bedrooms

10.5%

3 bedrooms

68.4%

4 bedrooms

21.1%

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

Iwantja Population Mobility

8.2%

moved in the last year

20.0%

moved in the last 5 years

24.7%

unemployment rate (Census)

36.2%

labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Iwantja Indigenous Population

94.2%

Aboriginal & Torres Strait Islander

613

Indigenous residents

Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Iwantja Long-term Health Conditions

Diabetes

Mental health

Heart disease

Asthma

Kidney disease

Arthritis

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

Iwantja Personal Weekly Income Distribution

$0 or less/wk

11.7%

$150-$299/wk

55.6%

$300-$399/wk

11.2%

$400-$499/wk

4.9%

$500-$649/wk

2.9%

$1,000-$1,249/wk

1.5%

$1,250-$1,499/wk

5.4%

$1,500-$1,749/wk

3.4%

$1,750-$1,999/wk

2.0%

$2,000-$2,999/wk

1.5%

Source: ABS Census 2021 G17 — Personal Income by SAL

Iwantja Family Structure

Couple — children under 15

46.1%

One parent — children under 15

22.5%

Couple — no children under 15

11.1%

Couple — no children

10.7%

One parent — no children under 15

9.6%

Source: ABS Census 2021 G29 — Family Composition by SAL

Iwantja Unpaid Carers

🤲

Provided unpaid assistance

25.2% 55

—

Did not provide

74.8% 163

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Iwantja Children Ever Born

No children

45.6%

1 child

21.1%

2 children

16.7%

3 children

6.7%

4 children

10.0%

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

Iwantja Unpaid Domestic Work

Less than 5 hours

49.1%

5–14 hours

34.6%

15–29 hours

3.8%

30+ hours

1.7%

Did not do domestic work

10.7%

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

Iwantja Household Size

1 person

16.1%

2 persons

4.8%

3 persons

8.1%

4 persons

14.5%

5 persons

16.1%

6+ persons

40.3%

Source: ABS Census 2021 G35 — Household Size by SAL

Iwantja Where Residents Moved From

Same address

292

Moved — same area (SA2)

Moved from SA

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

Iwantja Family Blending

Intact family — no other children

75.8%

Blended family — no other children

12.1%

Intact family — other children present

12.1%

Source: ABS Census 2021 G31 — Family Blending by SAL

Iwantja Crime Statistics

Reported offences in 2025-26 — 60 total

Assault

Property Damage

Break & Enter

Other Against Person

Theft

Offence trend by year:

2021

2022

2023

2024

2025

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

Iwantja Schools

schools nearby

government

—

avg ICSEA score

total students

Indulkana Anangu School Government

Combined · R-12 · 97 students

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

View all schools in Iwantja with map →

Iwantja Rent Prices & Affordability

of income

Affordable

Household Income $1,287/wk

Median Rent $77/wk

Rent-to-Income 6.0%

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

If you earn X in Iwantja

Your weekly income

≈ $5,577/month

Median rent $77/wk

Left after rent $1,210/wk

Rent share 6.0%

Iwantja vs State & National Average

Nearby Suburbs in SA

Green Fields

Pop: 170 Income: $587/wk Rent: $323/wk

Moorook

Pop: 171 Income: $550/wk Rent: $143/wk

Minnipa

Pop: 174 Income: $715/wk Rent: $110/wk

Mount Barker Springs

Pop: 174 Income: $1,201/wk Rent: $200/wk

Pyap

Pop: 175 Income: $908/wk Rent: $275/wk

Anna Creek

Pop: 176 Income: $1,771/wk

Compare Iwantja

Iwantja vs Green Fields →Iwantja vs Moorook →Iwantja vs Minnipa →Iwantja vs Mount Barker Springs →

Frequently Asked Questions About Iwantja

What is the population of Iwantja SA?

The population of Iwantja SA is 338 according to the ABS Census 2021.The suburb has a population density of 33.2 people per km².Iwantja is ranked #5,768 out of 14,663 suburbs by population.

What is the median income in Iwantja?

The median personal income in Iwantja SA is $266 per week, or $13,832 per year.The median household income is $1,287 per week.Family income is $729 per week.Iwantja is ranked #8,878 by income out of 14,663 Australian suburbs.

How much is rent in Iwantja?

Median rent in Iwantja SA is $77 per week ($334 per month).Rent represents 6.0% of household income, which is considered affordable.Iwantja ranks #8,742 out of 14,663 suburbs by rent.

What is the median age in Iwantja?

The median age in Iwantja SA is 26 years.This is younger than the national median age of 38 years.

Is Iwantja a good suburb to live in?

Iwantja is a suburb in South Australia with a population of 338.The median income is $266/wk, which is below the SA average of $763/wk.Rent affordability is rated as affordable (6.0% 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: 40632. All dollar figures in AUD.