Killcare Heights, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's more advantaged suburbs
Killcare Heights is more socio-economically advantaged than about 96% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1105, 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.
Killcare Heights at a glance
- Population (2021)
- 812
- Median age
- 50
- Median weekly household income
- $2,133
- SEIFA score
- 1105
- Coordinates
- -33.5226, 151.3755
Killcare Heights demographics (2021 Census)
The figures below profile Killcare Heights 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 seniors (65+) at 30%, 10% of homes are rented, and 19% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 149 | 18% |
| Youth (15–24) | 67 | 8% |
| Young adults (25–44) | 133 | 16% |
| Mid-life (45–64) | 224 | 27% |
| Seniors (65+) | 242 | 30% |
Share of the 815 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 162 | 55% |
| Owned with a mortgage | 102 | 35% |
| Rented | 28 | 10% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 289 | 99% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 3 | 1% |
Tenure and dwelling shares are of the roughly 292 occupied private dwellings in Killcare Heights.
- Median weekly rent
- $550
- Median monthly mortgage
- $2,367
- Average household size
- 2.5 people
- Median weekly family income
- $2,534
- Median weekly personal income
- $966
Community and culture
- Born overseas
- 153 (19%)
- Speaks a language other than English at home
- 42 (5%)
- Aboriginal and/or Torres Strait Islander
- 3 (0%)
Work and education
- Completed Year 12
- 429 (68%)
- Labour-force participation
- 53.4%
- Unemployment rate
- 2.8%
- Employed full-time
- 160
- Employed part-time
- 146
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 Killcare Heights
Based on 2014–2023 records, the warmest month in Killcare Heights is January (average daytime high around 26.2°C) and the coolest is July (around 17.1°C). The area receives roughly 1010 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 26.2°C | 20.2°C | 107 mm |
| Feb | 25.5°C | 20°C | 105 mm |
| Mar | 24.5°C | 19.1°C | 161 mm |
| Apr | 22.4°C | 16.1°C | 93 mm |
| May | 19.7°C | 13°C | 44 mm |
| Jun | 17.1°C | 10.9°C | 66 mm |
| Jul | 17.1°C | 9.9°C | 64 mm |
| Aug | 17.9°C | 10.3°C | 60 mm |
| Sep | 20.2°C | 12.3°C | 59 mm |
| Oct | 22.2°C | 14.8°C | 88 mm |
| Nov | 23.3°C | 16.5°C | 75 mm |
| Dec | 25.1°C | 18.4°C | 88 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Killcare Heights
Where is Killcare Heights?
Killcare Heights is a suburb of New South Wales, Australia.
What is the population of Killcare Heights?
At the 2021 Census, Killcare Heights had a population of about 812.
Is Killcare Heights an advantaged area?
Killcare Heights has an ABS SEIFA score of 1105, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 96 out of 100 — more socio-economically advantaged than about 96% of Australian suburbs.
What is the weather like in Killcare Heights?
Killcare Heights has average daytime highs of about 21.8°C and overnight lows of about 15.1°C, with roughly 1,010 mm of rain across the year (based on 2014–2023 climate normals).
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