Londonderry (NSW), NSW

By Lauren McCaleb · Reviewed by Dylan Duncan · Updated 30 May 2026

43/100

Suburb Score

Around the national middle

Londonderry (NSW) is more socio-economically advantaged than about 43% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 976, where about 1000 is the national average).

A socio-economic measure from ABS Census data — not a measure of how good a suburb is to live in or visit. How we calculate this.

Londonderry (NSW) at a glance

Population (2021): 4,024
Median age: 38
Median weekly household income: $2,158
SEIFA score: 976
Coordinates: -33.6540, 150.7381

Londonderry (NSW) demographics (2021 Census)

The figures below profile Londonderry (NSW) using the Australian Bureau of Statistics 2021 Census; every percentage is a share of a clearly stated Census count, so each one traces back to the source. At a glance, the largest age group is mid-life (45–64) at 27%, 21% of homes are rented, and 15% of residents were born overseas.

Age profile

Age group	People	Share
Children (0–14)	785	19%
Youth (15–24)	591	15%
Young adults (25–44)	972	24%
Mid-life (45–64)	1,094	27%
Seniors (65+)	603	15%

Share of the 4,045 people counted by age.

Housing and households

Tenure	Dwellings	Share
Owned outright	416	36%
Owned with a mortgage	444	39%
Rented	243	21%

Dwelling type	Dwellings	Share
Houses	1,098	96%
Townhouses & semis	4	0%
Flats & apartments	18	2%

Tenure and dwelling shares are of the roughly 1,138 occupied private dwellings in Londonderry (NSW).

Median weekly rent: $460
Median monthly mortgage: $2,400
Average household size: 3.3 people
Median weekly family income: $2,173
Median weekly personal income: $809

Community and culture

Born overseas: 570 (15%)
Speaks a language other than English at home: 488 (13%)
Aboriginal and/or Torres Strait Islander: 179 (4%)

Work and education

Completed Year 12: 1,034 (33%)
Labour-force participation: 63.3%
Unemployment rate: 3.3%
Employed full-time: 1,078
Employed part-time: 623

Source: ABS Census of Population and Housing, 2021 (General Community Profile, by Suburb and Locality). © Australian Bureau of Statistics, released under CC BY 4.0. How we group bands and derive each share is set out on our methodology page.

Weather and climate in Londonderry (NSW)

Based on 2014–2023 records, the warmest month in Londonderry (NSW) is January (average daytime high around 29.5°C) and the coolest is July (around 17.1°C). The area receives roughly 813 mm of rain across the year.

Month	Avg high	Avg low	Rain
Jan	29.5°C	18.5°C	86 mm
Feb	28.1°C	17.8°C	92 mm
Mar	26°C	16.5°C	136 mm
Apr	23.3°C	12.8°C	69 mm
May	20°C	8.8°C	33 mm
Jun	17.1°C	6.9°C	47 mm
Jul	17.1°C	5.4°C	50 mm
Aug	18.3°C	6°C	47 mm
Sep	21.6°C	8.6°C	38 mm
Oct	24.7°C	11.9°C	70 mm
Nov	26.4°C	14.1°C	67 mm
Dec	28.6°C	16.7°C	78 mm

Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).

Common questions about Londonderry (NSW)

Where is Londonderry (NSW)?

Londonderry (NSW) is a suburb of New South Wales, Australia.

What is the population of Londonderry (NSW)?

At the 2021 Census, Londonderry (NSW) had a population of about 4,024.

Is Londonderry (NSW) an advantaged area?

Londonderry (NSW) has an ABS SEIFA score of 976, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 43 out of 100 — more socio-economically advantaged than about 43% of Australian suburbs.

What is the weather like in Londonderry (NSW)?

Londonderry (NSW) has average daytime highs of about 23.4°C and overnight lows of about 12°C, with roughly 813 mm of rain across the year (based on 2014–2023 climate normals).