Sunderland Bay, VIC
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Less advantaged than the national average
Sunderland Bay is more socio-economically advantaged than about 31% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 954, 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.
Sunderland Bay at a glance
- Population (2021)
- 306
- Median age
- 41
- Median weekly household income
- $1,264
- SEIFA score
- 954
- Coordinates
- -38.5049, 145.2752
Sunderland Bay demographics (2021 Census)
The figures below profile Sunderland Bay 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%, 21% of homes are rented, and 17% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 65 | 21% |
| Youth (15–24) | 34 | 11% |
| Young adults (25–44) | 69 | 22% |
| Mid-life (45–64) | 90 | 29% |
| Seniors (65+) | 51 | 17% |
Share of the 309 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 53 | 45% |
| Owned with a mortgage | 38 | 32% |
| Rented | 25 | 21% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 123 | 100% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 123 occupied private dwellings in Sunderland Bay.
- Median weekly rent
- $316
- Median monthly mortgage
- $1,300
- Average household size
- 2.3 people
- Median weekly family income
- $1,803
- Median weekly personal income
- $738
Community and culture
- Born overseas
- 47 (17%)
- Speaks a language other than English at home
- 16 (6%)
- Aboriginal and/or Torres Strait Islander
- 8 (3%)
Work and education
- Completed Year 12
- 122 (54%)
- Labour-force participation
- 57.9%
- Unemployment rate
- 5%
- Employed full-time
- 72
- Employed part-time
- 54
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 Sunderland Bay
Based on 2014–2023 records, the warmest month in Sunderland Bay is January (average daytime high around 22.8°C) and the coolest is July (around 12.8°C). The area receives roughly 808 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 22.8°C | 16.3°C | 55 mm |
| Feb | 22.3°C | 16.1°C | 37 mm |
| Mar | 21.2°C | 15.5°C | 50 mm |
| Apr | 18.6°C | 13.4°C | 62 mm |
| May | 15.7°C | 11.5°C | 82 mm |
| Jun | 13.5°C | 9.7°C | 79 mm |
| Jul | 12.8°C | 9°C | 73 mm |
| Aug | 13.3°C | 9°C | 80 mm |
| Sep | 15.3°C | 9.9°C | 76 mm |
| Oct | 17.4°C | 11.1°C | 87 mm |
| Nov | 18.8°C | 12.6°C | 70 mm |
| Dec | 21°C | 14.4°C | 57 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Sunderland Bay
Where is Sunderland Bay?
Sunderland Bay is a suburb of Victoria, Australia.
What is the population of Sunderland Bay?
At the 2021 Census, Sunderland Bay had a population of about 306.
Is Sunderland Bay an advantaged area?
Sunderland Bay has an ABS SEIFA score of 954, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 31 out of 100 — more socio-economically advantaged than about 31% of Australian suburbs.
What is the weather like in Sunderland Bay?
Sunderland Bay has average daytime highs of about 17.7°C and overnight lows of about 12.4°C, with roughly 808 mm of rain across the year (based on 2014–2023 climate normals).
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