Queensland · Suburb Profile

Diddillibah QLD — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Diddillibah, Queensland. ABS Census 2021.

The population of Diddillibah QLD is 1,703 according to the 2021 Census. The median personal income in Diddillibah is $683 per week ($35,516 per year). Median rent in Diddillibah is $330 per week ($1,430 per month). Diddillibah has a median age of 46 years, older than the national median of 38. Diddillibah has a population density of 154.2 people per km².

The most common overseas birthplace in Diddillibah is England. The most common religion is No Religion (49% of residents). After English, the most spoken language is Other. The median monthly mortgage repayment in Diddillibah is $2,200.

Diddillibah Map

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Diddillibah Population

residents (Census 2021)

Diddillibah Median Income & Rent

💰

Median Income

$683/wk

$35,516 per year

#5780 of 14,663

🏠

Median Rent

$330/wk

$1,430 per month

#3803 of 14,663

👤

Median Age

46years

8 years older than national median

🏡

Mortgage

$2,200/mo

Avg household size: 2.6 · 0.9 per bedroom

Diddillibah Demographics

Gender Split

Male 51.8% (882) Female 48.2% (822)

Population Density

154.2

people per km²

1,703 people · 11.0 km²

Households

2.6

Avg household size

0.9

Persons per bedroom

$2,080

Family income/wk

Diddillibah 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)

Diddillibah Housing Tenure

🏠

Owned outright

59.5% 282 dwellings

🏦

Owned with mortgage

40.5% 192 dwellings

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

Diddillibah Country of Birth

Australia

89.9%

England

8.4%

India

0.9%

China

0.4%

Germany

0.4%

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

Diddillibah Religion

No Religion

49.4%

Catholic

16.8%

Anglican

12.1%

Not stated

7.4%

Christian (other)

4.9%

Uniting Church

4.5%

Pentecostal

2.5%

Baptist

2.4%

Source: ABS Census 2021 G14 — Religion by SAL

Diddillibah Education Level

Year 12 or equivalent

60.7%

Year 10 or equivalent

26.5%

Year 11 or equivalent

7.9%

Year 9 or equivalent

4.8%

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

Diddillibah Languages Spoken at Home

Other

41.9%

Mandarin

12.9%

German

12.9%

IAL Punjabi

12.9%

Afrikaans

9.7%

Italian

9.7%

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

Diddillibah Employment

💼

Employed full-time

31.9% 397 people

⏰

Employed part-time

21.9% 272 people

🔍

Unemployed

4.3% 54 people

🏠

Not in labour force

41.8% 520 people

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

Diddillibah Qualifications

Certificate III/IV

41.0%

Bachelor Degree

24.7%

Advanced Diploma/Diploma

20.7%

Postgraduate Degree

8.5%

Graduate Diploma/Certificate

3.1%

Certificate I/II

2.0%

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

Diddillibah Occupation

Professionals

27.9%

Managers

17.1%

Technicians & Trade Workers

16.5%

Clerical & Administrative

11.2%

Community & Personal Service

9.8%

Sales Workers

6.5%

Labourers

5.8%

Machinery Operators & Drivers

5.2%

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

Diddillibah Field of Study

Management & Commerce

17.1%

Health

14.9%

Engineering

14.3%

Architecture & Building

13.7%

Society & Culture

12.2%

Education

9.6%

Food, Hospitality & Personal Services

6.5%

Agriculture & Environment

5.3%

Creative Arts

3.1%

Information Technology

1.6%

Natural & Physical Sciences

1.6%

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

Diddillibah Dwelling Types

Separate house

99.3%

Semi-detached (1 storey)

0.7%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Diddillibah Weekly Household Income

Nil/Negative/wk

3.1%

$1-$149/wk

0.9%

$150-$299/wk

1.4%

$300-$399/wk

4.5%

$400-$499/wk

7.0%

$500-$649/wk

7.8%

$650-$799/wk

7.2%

$800-$999/wk

7.2%

$1,000-$1,249/wk

7.0%

$1,250-$1,499/wk

6.0%

$1,500-$1,749/wk

3.6%

$1,750-$1,999/wk

3.2%

$2,000-$2,499/wk

10.3%

$2,500-$2,999/wk

6.5%

$3,000-$3,499/wk

5.8%

$3,500-$3,999/wk

4.9%

$4,000+/wk

13.5%

Source: ABS Census 2021 G33 — Household Income by SAL

Diddillibah Marital Status

💍

Married

53.4% 745

↔️

Separated

2.7% 38

📋

Divorced

10.7% 150

🕊️

Widowed

3.9% 55

👤

Never married

29.2% 408

Source: ABS Census 2021 G05 — Marital Status by SAL

Diddillibah Ancestry

English

35.7%

Australian

30.2%

Scottish

9.6%

Irish

7.5%

German

5.5%

Other

4.7%

Italian

1.7%

Chinese

1.3%

Aboriginal Australianralian

1.2%

Dutch

1.0%

New Zealander

0.9%

Indian

0.9%

Source: ABS Census 2021 G08 — Ancestry by SAL

Diddillibah School & University Attendance

Primary — Government

22.1%

Secondary — Other Non-Govt

21.8%

Primary — Other Non-Govt

12.8%

Secondary — Government

12.5%

Vocational Education

9.9%

Pre-school

8.1%

Secondary — Catholic

7.8%

Primary — Catholic

4.9%

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

Diddillibah Need for Assistance

♿

Needs assistance

6.9% 223

✅

No need for assistance

93.1% 2,987

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

Diddillibah Volunteering

🤝

Volunteer

17.7% 232

—

Not a volunteer

82.3% 1,078

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Diddillibah Monthly Mortgage Repayments

$0-$299/mo

9.8%

$600-$799/mo

2.0%

$800-$999/mo

2.6%

$1,000-$1,399/mo

13.7%

$1,400-$1,799/mo

12.4%

$1,800-$2,399/mo

21.6%

$2,400-$2,999/mo

20.9%

$3,000-$3,999/mo

17.0%

Source: ABS Census 2021 G38 — Mortgage Repayment by SAL

Diddillibah How People Get to Work

Car (driver)

73.5%

Did not go to work

15.4%

Car (passenger)

5.0%

Walked only

1.8%

Truck

1.6%

Bus

1.3%

Other

0.8%

Motorbike/Scooter

0.5%

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

Diddillibah Car Ownership

0 vehicles

4.6%

1 vehicle

32.5%

2 vehicles

33.3%

3 vehicles

16.0%

4+ vehicles

13.6%

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

Diddillibah Number of Bedrooms

1 bedroom

4.2%

2 bedrooms

32.0%

3 bedrooms

17.7%

4 bedrooms

29.9%

5 bedrooms

11.7%

6+ bedrooms

4.6%

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

Diddillibah Population Mobility

14.9%

moved in the last year

44.7%

moved in the last 5 years

6.5%

unemployment rate (Census)

57.0%

labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Diddillibah Indigenous Population

1.5%

Aboriginal & Torres Strait Islander

Indigenous residents

3,178

Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Diddillibah Long-term Health Conditions

Mental health

163

Arthritis

Heart disease

Asthma

Diabetes

Lung condition

Cancer

Stroke

Kidney disease

Dementia

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

Diddillibah Personal Weekly Income Distribution

$0 or less/wk

11.4%

$1-$149/wk

5.7%

$150-$299/wk

6.2%

$300-$399/wk

6.3%

$400-$499/wk

4.1%

$500-$649/wk

4.7%

$650-$799/wk

8.5%

$800-$999/wk

9.7%

$1,000-$1,249/wk

9.9%

$1,250-$1,499/wk

7.1%

$1,500-$1,749/wk

7.1%

$1,750-$1,999/wk

5.7%

$2,000-$2,999/wk

7.2%

$3,000-$3,499/wk

1.9%

$3,500+/wk

4.3%

Source: ABS Census 2021 G17 — Personal Income by SAL

Diddillibah Family Structure

Couple — children under 15

47.2%

Couple — no children

26.9%

Couple — no children under 15

16.9%

One parent — children under 15

5.5%

One parent — no children under 15

3.5%

Source: ABS Census 2021 G29 — Family Composition by SAL

Diddillibah Military Service

🛡️

Current ADF — Reserves

0.2% 3

🏅

Previously served

3.8% 50

👤

Never served

96.0% 1,259

Source: ABS Census 2021 G22 — ADF Service by SAL

Diddillibah Unpaid Carers

🤲

Provided unpaid assistance

13.9% 182

—

Did not provide

86.1% 1,127

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Diddillibah Children Ever Born

No children

26.9%

1 child

10.9%

2 children

33.4%

3 children

20.8%

4 children

7.4%

5+ children

0.7%

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

Diddillibah When Migrants Arrived

Before 1951

1951–1960

1961–1970

1971–1980

1981–1990

1991–2000

2001–2010

2011–2015

2018

2019

2020

2021

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

Diddillibah Unpaid Domestic Work

Less than 5 hours

21.7%

5–14 hours

32.0%

15–29 hours

15.2%

30+ hours

11.2%

Did not do domestic work

19.9%

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

Diddillibah Household Size

1 person

27.3%

2 persons

29.8%

3 persons

13.6%

4 persons

15.2%

5 persons

9.5%

6+ persons

4.6%

Source: ABS Census 2021 G35 — Household Size by SAL

Diddillibah Where Residents Moved From

Same address

1,360

Moved from QLD

186

Moved from overseas

Moved from VIC

Moved from NSW

Moved from SA

Moved — same area (SA2)

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

Diddillibah Family Blending

Intact family — no other children

88.7%

Step family — no other children

8.0%

Blended family — no other children

3.3%

Source: ABS Census 2021 G31 — Family Blending by SAL

Diddillibah Schools

schools nearby

government

1104

avg ICSEA score

276

total students

Montessori International College Independent

Combined · Prep-12 · 276 students

1104

ICSEA

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

View all schools in Diddillibah with map →

Diddillibah Rent Prices & Affordability

23%

of income

Affordable

Household Income $1,424/wk

Median Rent $330/wk

Rent-to-Income 23.2%

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

If you earn X in Diddillibah

Your weekly income

≈ $6,171/month

Median rent $330/wk

Left after rent $1,094/wk

Rent share 23.2%

Cheaper alternatives with similar incomes

Brandon

Income: $762/wk Rent: $200/wk Save: $130/wk

Kuranda

Income: $600/wk Rent: $260/wk Save: $70/wk

The Palms

Income: $590/wk Rent: $300/wk Save: $30/wk

Holloways Beach

Income: $788/wk Rent: $305/wk Save: $25/wk

Bouldercombe

Income: $686/wk Rent: $310/wk Save: $20/wk

Pie Creek

Income: $683/wk Rent: $310/wk Save: $20/wk

Yorkeys Knob

Income: $781/wk Rent: $310/wk Save: $20/wk

Peachester

Income: $667/wk Rent: $325/wk Save: $5/wk

Diddillibah vs State & National Average

Nearby Suburbs in QLD

Guanaba

Pop: 852 Income: $840/wk Rent: $475/wk

Richmond (Mackay - Qld)

Pop: 852 Income: $1,243/wk Rent: $375/wk

Boyland

Pop: 855 Income: $846/wk Rent: $510/wk

Winton (Qld)

Pop: 856 Income: $884/wk Rent: $150/wk

Nebo

Pop: 857 Income: $1,083/wk Rent: $279/wk

Upper Brookfield

Pop: 857 Income: $1,044/wk Rent: $463/wk

Compare Diddillibah

Diddillibah vs Guanaba →Diddillibah vs Richmond (Mackay - Qld) →Diddillibah vs Boyland →Diddillibah vs Winton (Qld) →

Frequently Asked Questions About Diddillibah

What is the population of Diddillibah QLD?

The population of Diddillibah QLD is 1,703 according to the ABS Census 2021.The suburb has a population density of 154.2 people per km².Diddillibah is ranked #3,235 out of 14,663 suburbs by population.

What is the median income in Diddillibah?

The median personal income in Diddillibah QLD is $683 per week, or $35,516 per year.The median household income is $1,424 per week.Family income is $2,080 per week.Diddillibah is ranked #5,780 by income out of 14,663 Australian suburbs.

How much is rent in Diddillibah?

Median rent in Diddillibah QLD is $330 per week ($1,430 per month).Rent represents 23.2% of household income, which is considered affordable.Diddillibah ranks #3,803 out of 14,663 suburbs by rent.

What are mortgage repayments in Diddillibah?

The median monthly mortgage repayment in Diddillibah QLD is $2,200. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Diddillibah?

The median age in Diddillibah QLD is 46 years.This is older than the national median age of 38 years.

Is Diddillibah a good suburb to live in?

Diddillibah is a suburb in Queensland with a population of 1,703.The median income is $683/wk, which is below the QLD average of $759/wk.Rent affordability is rated as affordable (23.2% 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: 30843. All dollar figures in AUD.