Terrey Hills, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's more advantaged suburbs
Terrey Hills is more socio-economically advantaged than about 97% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1118, 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.
Terrey Hills at a glance
- Population (2021)
- 3,142
- Median age
- 47
- Median weekly household income
- $2,778
- SEIFA score
- 1118
- Coordinates
- -33.6910, 151.2235
Terrey Hills demographics (2021 Census)
The figures below profile Terrey Hills 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 29%, 14% of homes are rented, and 23% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 569 | 18% |
| Youth (15–24) | 379 | 12% |
| Young adults (25–44) | 498 | 16% |
| Mid-life (45–64) | 928 | 29% |
| Seniors (65+) | 772 | 25% |
Share of the 3,146 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 457 | 46% |
| Owned with a mortgage | 376 | 38% |
| Rented | 143 | 14% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 857 | 86% |
| Townhouses & semis | 39 | 4% |
| Flats & apartments | 63 | 6% |
Tenure and dwelling shares are of the roughly 995 occupied private dwellings in Terrey Hills.
- Median weekly rent
- $600
- Median monthly mortgage
- $3,033
- Average household size
- 3 people
- Median weekly family income
- $3,097
- Median weekly personal income
- $973
Community and culture
- Born overseas
- 704 (23%)
- Speaks a language other than English at home
- 288 (9%)
- Aboriginal and/or Torres Strait Islander
- 14 (0%)
Work and education
- Completed Year 12
- 1,606 (66%)
- Labour-force participation
- 59.6%
- Unemployment rate
- 2.5%
- Employed full-time
- 823
- Employed part-time
- 522
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 Terrey Hills
Based on 2014–2023 records, the warmest month in Terrey Hills is January (average daytime high around 25.7°C) and the coolest is July (around 16.5°C). The area receives roughly 1084 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 25.7°C | 19.3°C | 104 mm |
| Feb | 25.1°C | 19°C | 119 mm |
| Mar | 24°C | 18°C | 186 mm |
| Apr | 21.9°C | 15°C | 100 mm |
| May | 19.2°C | 11.7°C | 56 mm |
| Jun | 16.5°C | 9.8°C | 74 mm |
| Jul | 16.5°C | 8.7°C | 70 mm |
| Aug | 17.3°C | 9.2°C | 67 mm |
| Sep | 19.6°C | 11.3°C | 55 mm |
| Oct | 21.8°C | 13.7°C | 92 mm |
| Nov | 22.8°C | 15.5°C | 78 mm |
| Dec | 24.7°C | 17.5°C | 83 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Terrey Hills
Where is Terrey Hills?
Terrey Hills is a suburb of New South Wales, Australia.
What is the population of Terrey Hills?
At the 2021 Census, Terrey Hills had a population of about 3,142.
Is Terrey Hills an advantaged area?
Terrey Hills has an ABS SEIFA score of 1118, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 97 out of 100 — more socio-economically advantaged than about 97% of Australian suburbs.
What is the weather like in Terrey Hills?
Terrey Hills has average daytime highs of about 21.3°C and overnight lows of about 14.1°C, with roughly 1,084 mm of rain across the year (based on 2014–2023 climate normals).
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