Dismal Swamp, SA
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Around the national middle
Dismal Swamp is more socio-economically advantaged than about 54% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 994, 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.
Dismal Swamp at a glance
- Population (2021)
- 63
- Median age
- 40
- Median weekly household income
- $1,916
- SEIFA score
- 994
- Coordinates
- -37.6943, 140.7361
Dismal Swamp demographics (2021 Census)
The figures below profile Dismal Swamp 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 32%, 44% of homes are rented, and 0% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 18 | 29% |
| Youth (15–24) | 11 | 18% |
| Young adults (25–44) | 9 | 15% |
| Mid-life (45–64) | 20 | 32% |
| Seniors (65+) | 4 | 6% |
Share of the 62 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 6 | 38% |
| Owned with a mortgage | 3 | 19% |
| Rented | 7 | 44% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 16 | 100% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 16 occupied private dwellings in Dismal Swamp.
- Median weekly rent
- $150
- Median monthly mortgage
- $1,417
- Average household size
- 3.2 people
- Median weekly family income
- $1,968
- Median weekly personal income
- $819
Community and culture
- Born overseas
- 0 (0%)
- Speaks a language other than English at home
- 0 (0%)
- Aboriginal and/or Torres Strait Islander
- 0 (0%)
Work and education
- Completed Year 12
- 22 (56%)
- Labour-force participation
- 77.8%
- Unemployment rate
- 2.9%
- Employed full-time
- 14
- Employed part-time
- 13
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 Dismal Swamp
Based on 2014–2023 records, the warmest month in Dismal Swamp is January (average daytime high around 25.4°C) and the coolest is July (around 12.7°C). The area receives roughly 666 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 25.4°C | 13.7°C | 29 mm |
| Feb | 24.3°C | 13.6°C | 26 mm |
| Mar | 22.2°C | 12.6°C | 30 mm |
| Apr | 19.1°C | 11°C | 44 mm |
| May | 15.5°C | 9.4°C | 76 mm |
| Jun | 13.3°C | 7.6°C | 68 mm |
| Jul | 12.7°C | 7.1°C | 90 mm |
| Aug | 13.5°C | 7°C | 77 mm |
| Sep | 15.4°C | 7.8°C | 73 mm |
| Oct | 18.2°C | 8.9°C | 67 mm |
| Nov | 20.1°C | 10.4°C | 48 mm |
| Dec | 22.7°C | 11.8°C | 38 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Dismal Swamp
Where is Dismal Swamp?
Dismal Swamp is a suburb of South Australia, Australia.
What is the population of Dismal Swamp?
At the 2021 Census, Dismal Swamp had a population of about 63.
Is Dismal Swamp an advantaged area?
Dismal Swamp has an ABS SEIFA score of 994, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 54 out of 100 — more socio-economically advantaged than about 54% of Australian suburbs.
What is the weather like in Dismal Swamp?
Dismal Swamp has average daytime highs of about 18.5°C and overnight lows of about 10.1°C, with roughly 666 mm of rain across the year (based on 2014–2023 climate normals).
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