Trunkey Creek, NSW

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

56/100

Suburb Score

Around the national middle

Trunkey Creek is more socio-economically advantaged than about 56% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 998, 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.

Trunkey Creek at a glance

Population (2021): 118
Median age: 56
Median weekly household income: $1,087
SEIFA score: 998
Coordinates: -33.8065, 149.3381

Trunkey Creek demographics (2021 Census)

The figures below profile Trunkey Creek 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 36%, 0% of homes are rented, and 0% of residents were born overseas.

Age profile

Age group	People	Share
Children (0–14)	17	14%
Youth (15–24)	4	3%
Young adults (25–44)	19	15%
Mid-life (45–64)	44	36%
Seniors (65+)	39	32%

Share of the 123 people counted by age.

Housing and households

Tenure	Dwellings	Share
Owned outright	33	65%
Owned with a mortgage	14	27%
Rented	0	0%

Dwelling type	Dwellings	Share
Houses	48	100%
Townhouses & semis	0	0%
Flats & apartments	0	0%

Tenure and dwelling shares are of the roughly 48 occupied private dwellings in Trunkey Creek.

Median weekly rent: $90
Median monthly mortgage: $986
Average household size: 2.1 people
Median weekly family income: $1,160
Median weekly personal income: $532

Community and culture

Born overseas: 0 (0%)
Speaks a language other than English at home: 4 (4%)
Aboriginal and/or Torres Strait Islander: 9 (8%)

Work and education

Completed Year 12: 23 (25%)
Labour-force participation: 45.5%
Unemployment rate: 2.2%
Employed full-time: 30
Employed part-time: 9

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.

Common questions about Trunkey Creek

Where is Trunkey Creek?

Trunkey Creek is a suburb of New South Wales, Australia.

What is the population of Trunkey Creek?

At the 2021 Census, Trunkey Creek had a population of about 118.

Is Trunkey Creek an advantaged area?

Trunkey Creek has an ABS SEIFA score of 998, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 56 out of 100 — more socio-economically advantaged than about 56% of Australian suburbs.