Sleepy Hollow, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Around the national middle
Sleepy Hollow is more socio-economically advantaged than about 40% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 969, 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.
Sleepy Hollow at a glance
- Population (2021)
- 123
- Median age
- 47
- Median weekly household income
- $1,375
- SEIFA score
- 969
- Coordinates
- -28.4184, 153.5161
Sleepy Hollow demographics (2021 Census)
The figures below profile Sleepy Hollow 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 young adults (25–44) at 34%, 30% of homes are rented, and 5% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 17 | 14% |
| Youth (15–24) | 3 | 3% |
| Young adults (25–44) | 41 | 34% |
| Mid-life (45–64) | 33 | 28% |
| Seniors (65+) | 26 | 22% |
Share of the 120 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 22 | 47% |
| Owned with a mortgage | 11 | 23% |
| Rented | 14 | 30% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 44 | 100% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 44 occupied private dwellings in Sleepy Hollow.
- Median weekly rent
- $325
- Median monthly mortgage
- $2,650
- Average household size
- 2.5 people
- Median weekly family income
- $1,437
- Median weekly personal income
- $664
Community and culture
- Born overseas
- 6 (5%)
- Speaks a language other than English at home
- 7 (6%)
- Aboriginal and/or Torres Strait Islander
- 0 (0%)
Work and education
- Completed Year 12
- 56 (54%)
- Labour-force participation
- 58.5%
- Employed full-time
- 30
- Employed part-time
- 23
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 Sleepy Hollow
Based on 2014–2023 records, the warmest month in Sleepy Hollow is January (average daytime high around 28.1°C) and the coolest is July (around 19.7°C). The area receives roughly 1329 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 28.1°C | 20.9°C | 124 mm |
| Feb | 27.4°C | 20.7°C | 227 mm |
| Mar | 26.8°C | 20.1°C | 206 mm |
| Apr | 24.3°C | 17.3°C | 86 mm |
| May | 21.9°C | 14.7°C | 94 mm |
| Jun | 19.8°C | 12.6°C | 79 mm |
| Jul | 19.7°C | 11.6°C | 57 mm |
| Aug | 21°C | 12.1°C | 55 mm |
| Sep | 22.9°C | 13.9°C | 53 mm |
| Oct | 24.7°C | 16.2°C | 107 mm |
| Nov | 26.4°C | 18.1°C | 95 mm |
| Dec | 27.7°C | 19.9°C | 146 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Sleepy Hollow
Where is Sleepy Hollow?
Sleepy Hollow is a suburb of New South Wales, Australia.
What is the population of Sleepy Hollow?
At the 2021 Census, Sleepy Hollow had a population of about 123.
Is Sleepy Hollow an advantaged area?
Sleepy Hollow has an ABS SEIFA score of 969, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 40 out of 100 — more socio-economically advantaged than about 40% of Australian suburbs.
What is the weather like in Sleepy Hollow?
Sleepy Hollow has average daytime highs of about 24.2°C and overnight lows of about 16.5°C, with roughly 1,329 mm of rain across the year (based on 2014–2023 climate normals).
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