Deception Bay, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's less advantaged suburbs
Deception Bay is more socio-economically advantaged than about 7% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 874, 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.
Deception Bay at a glance
- Population (2021)
- 19,573
- Median age
- 40
- Median weekly household income
- $1,270
- SEIFA score
- 874
- Coordinates
- -27.1819, 153.0072
Deception Bay demographics (2021 Census)
The figures below profile Deception 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 25%, 39% of homes are rented, and 20% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 3,810 | 19% |
| Youth (15–24) | 2,478 | 13% |
| Young adults (25–44) | 4,592 | 23% |
| Mid-life (45–64) | 4,958 | 25% |
| Seniors (65+) | 3,728 | 19% |
Share of the 19,566 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 1,772 | 25% |
| Owned with a mortgage | 2,379 | 33% |
| Rented | 2,755 | 39% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 5,990 | 84% |
| Townhouses & semis | 685 | 10% |
| Flats & apartments | 313 | 4% |
Tenure and dwelling shares are of the roughly 7,118 occupied private dwellings in Deception Bay.
- Median weekly rent
- $325
- Median monthly mortgage
- $1,517
- Average household size
- 2.5 people
- Median weekly family income
- $1,486
- Median weekly personal income
- $620
Community and culture
- Born overseas
- 3,733 (20%)
- Speaks a language other than English at home
- 1,420 (8%)
- Aboriginal and/or Torres Strait Islander
- 1,358 (7%)
Work and education
- Completed Year 12
- 6,521 (43%)
- Labour-force participation
- 53.4%
- Unemployment rate
- 8.9%
- Employed full-time
- 4,379
- Employed part-time
- 2,536
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 Deception Bay
Based on 2014–2023 records, the warmest month in Deception Bay is January (average daytime high around 28.6°C) and the coolest is July (around 20.7°C). The area receives roughly 1046 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 28.6°C | 21.6°C | 111 mm |
| Feb | 28.3°C | 21.4°C | 193 mm |
| Mar | 27.6°C | 20.8°C | 147 mm |
| Apr | 25.3°C | 17.7°C | 62 mm |
| May | 22.9°C | 14.8°C | 81 mm |
| Jun | 20.8°C | 12.4°C | 46 mm |
| Jul | 20.7°C | 11.3°C | 38 mm |
| Aug | 21.9°C | 11.8°C | 35 mm |
| Sep | 24°C | 14.1°C | 37 mm |
| Oct | 25.7°C | 16.7°C | 108 mm |
| Nov | 27.4°C | 18.7°C | 75 mm |
| Dec | 28.4°C | 20.6°C | 113 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Deception Bay
Where is Deception Bay?
Deception Bay is a suburb of Queensland, Australia.
What is the population of Deception Bay?
At the 2021 Census, Deception Bay had a population of about 19,573.
Is Deception Bay an advantaged area?
Deception Bay has an ABS SEIFA score of 874, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 7 out of 100 — more socio-economically advantaged than about 7% of Australian suburbs.
What is the weather like in Deception Bay?
Deception Bay has average daytime highs of about 25.1°C and overnight lows of about 16.8°C, with roughly 1,046 mm of rain across the year (based on 2014–2023 climate normals).
How big is Deception Bay?
Deception Bay is one of the most populous suburbs in Queensland — the 17th-largest by usual resident population at the 2021 Census (about 19,573 usual residents).
Where Deception Bay ranks
Deception Bay appears in these data-driven guides — each a transparent sort on a single ABS figure shown on this page.
- Largest suburbs in Queensland#17 of 25
Nearby suburbs in Queensland
More suburb guides in Queensland
Other hand-written, cited guides — browse all guides.