Undercliffe NSW — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Undercliffe, New South Wales. ABS Census 2021.

The population of Undercliffe NSW is 27 according to the 2021 Census. The median personal income in Undercliffe is $366 per week ($19,032 per year). Median rent in Undercliffe is $280 per week ($1,213 per month). Undercliffe has a median age of 59 years, older than the national median of 38. Undercliffe has a population density of 0.7 people per km².

The most common religion is No Religion (64% of residents).

There were 1 recorded offences in Undercliffe in 2025-26, a rate of 37 offences per 1,000 people. The most common offence category was other against property (1 offences).

Undercliffe Map

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Undercliffe Population

0
residents (Census 2021)

Undercliffe Median Income & Rent

💰
Median Income
$366/wk
$19,032 per year
🏠
Median Rent
$280/wk
$1,213 per month
👤
Median Age
59years
21 years older than national median
🏡
Mortgage
$0/mo
Avg household size: 2.4 · 0.7 per bedroom

Undercliffe Demographics

Gender Split

Male 60.0% (18) Female 40.0% (12)

Population Density

0.7
people per km²
27 people · 39.8 km²

Households

2.4
Avg household size
0.7
Persons per bedroom
$850
Family income/wk

Undercliffe Age Distribution

5-9
15-19
55-59
65-69
70-74
♂ Male ♀ Female

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

Undercliffe Housing Tenure

🏠
Owned outright
100.0% 12 dwellings

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

Undercliffe Country of Birth

Australia
100.0%

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

Undercliffe Religion

No Religion
64.3%
Not stated
14.3%
Anglican
10.7%
Christian (other)
10.7%

Source: ABS Census 2021 G14 — Religion by SAL

Undercliffe Education Level

Year 12 or equivalent
58.3%
Year 10 or equivalent
41.7%

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

Undercliffe Employment

Employed part-time
40.9% 9 people
🏠
Not in labour force
59.1% 13 people

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

Undercliffe Qualifications

Advanced Diploma/Diploma
100.0%

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

Undercliffe Dwelling Types

Separate house
100.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Undercliffe Weekly Household Income

$650-$799/wk
42.9%
$800-$999/wk
57.1%

Source: ABS Census 2021 G33 — Household Income by SAL

Undercliffe Marital Status

💍
Married
66.7% 16
📋
Divorced
12.5% 3
👤
Never married
20.8% 5

Source: ABS Census 2021 G05 — Marital Status by SAL

Undercliffe Ancestry

English
34.3%
Australian
28.6%
Scottish
17.1%
German
11.4%
Irish
8.6%

Source: ABS Census 2021 G08 — Ancestry by SAL

Undercliffe School & University Attendance

Secondary — Government
54.5%
Primary — Government
45.5%

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

Undercliffe Need for Assistance

No need for assistance
100.0% 50

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

Undercliffe Volunteering

🤝
Volunteer
37.5% 9
Not a volunteer
62.5% 15

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Undercliffe How People Get to Work

Car (driver)
100.0%

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

Undercliffe Car Ownership

1 vehicle
46.2%
2 vehicles
30.8%
3 vehicles
23.1%

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

Undercliffe Number of Bedrooms

2 bedrooms
45.5%
3 bedrooms
27.3%
4 bedrooms
27.3%

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

Undercliffe Population Mobility

10.0%
moved in the last year
35.7%
moved in the last 5 years
10.0%
unemployment rate (Census)
41.7%
labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Undercliffe Indigenous Population

0.0%
Aboriginal & Torres Strait Islander
0
Indigenous residents
42
Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Undercliffe Long-term Health Conditions

Diabetes
4

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

Undercliffe Personal Weekly Income Distribution

$1-$149/wk
62.5%
$1,250-$1,499/wk
37.5%

Source: ABS Census 2021 G17 — Personal Income by SAL

Undercliffe Family Structure

Couple — no children
47.8%
Couple — children under 15
34.8%
One parent — no children under 15
17.4%

Source: ABS Census 2021 G29 — Family Composition by SAL

Undercliffe Military Service

🏅
Previously served
16.7% 4
👤
Never served
83.3% 20

Source: ABS Census 2021 G22 — ADF Service by SAL

Undercliffe Unpaid Carers

🤲
Provided unpaid assistance
30.0% 6
Did not provide
70.0% 14

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Undercliffe Unpaid Domestic Work

Less than 5 hours
18.2%
5–14 hours
36.4%
15–29 hours
13.6%
30+ hours
31.8%

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

Undercliffe Household Size

1 person
50.0%
2 persons
50.0%

Source: ABS Census 2021 G35 — Household Size by SAL

Undercliffe Where Residents Moved From

Same address
27
Moved from QLD
3

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

Undercliffe Crime Statistics

Reported offences in 2025-26 — 1 total

Other Against Property
1

Offence trend by year:

2024
2025

Source: NSW BOCSAR — bocsar.nsw.gov.au

Undercliffe Rent Prices & Affordability

34%
of income
Moderate
Household Income $833/wk
Median Rent $280/wk
Rent-to-Income 33.6%

Rent is between 25–35% of household income — moderate housing costs.

If you earn X in Undercliffe

≈ $3,610/month
Median rent $280/wk
Left after rent $553/wk
Rent share 33.6%

Cheaper alternatives with similar incomes

Undercliffe vs State & National Average

Nearby Suburbs in NSW

Frequently Asked Questions About Undercliffe

What is the population of Undercliffe NSW?

The population of Undercliffe NSW is 27 according to the ABS Census 2021.The suburb has a population density of 0.7 people per km².

What is the median income in Undercliffe?

The median personal income in Undercliffe NSW is $366 per week, or $19,032 per year.The median household income is $833 per week.Family income is $850 per week.

How much is rent in Undercliffe?

Median rent in Undercliffe NSW is $280 per week ($1,213 per month).Rent represents 33.6% of household income, which is considered moderate.

What is the median age in Undercliffe?

The median age in Undercliffe NSW is 59 years.This is older than the national median age of 38 years.

Is Undercliffe a good suburb to live in?

Undercliffe is a suburb in New South Wales with a population of 27.The median income is $366/wk, which is below the NSW average of $781/wk.Rent affordability is rated as moderate (33.6% of household income). See the full suburb profile above for detailed statistics.

Looking for schools, childcare centres, and playgrounds in this area? See kid.com.au for family facilities data.

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 14028. All dollar figures in AUD.