Finniss, SA
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Around the national middle
Finniss is more socio-economically advantaged than about 59% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1003, 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.
Finniss at a glance
- Population (2021)
- 293
- Median age
- 49
- Median weekly household income
- $1,406
- SEIFA score
- 1003
- Coordinates
- -35.3817, 138.8386
Finniss demographics (2021 Census)
The figures below profile Finniss 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%, 11% of homes are rented, and 16% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 44 | 15% |
| Youth (15–24) | 25 | 9% |
| Young adults (25–44) | 49 | 17% |
| Mid-life (45–64) | 95 | 32% |
| Seniors (65+) | 80 | 27% |
Share of the 293 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 55 | 46% |
| Owned with a mortgage | 51 | 43% |
| Rented | 13 | 11% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 125 | 100% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 125 occupied private dwellings in Finniss.
- Median weekly rent
- $250
- Median monthly mortgage
- $1,976
- Average household size
- 2.4 people
- Median weekly family income
- $1,531
- Median weekly personal income
- $700
Community and culture
- Born overseas
- 44 (16%)
- Speaks a language other than English at home
- 3 (1%)
- Aboriginal and/or Torres Strait Islander
- 3 (1%)
Work and education
- Completed Year 12
- 112 (46%)
- Labour-force participation
- 65.2%
- Unemployment rate
- 4.8%
- Employed full-time
- 88
- Employed part-time
- 47
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 Finniss
Based on 2014–2023 records, the warmest month in Finniss is January (average daytime high around 25.9°C) and the coolest is July (around 14.6°C). The area receives roughly 443 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 25.9°C | 16.3°C | 34 mm |
| Feb | 24.7°C | 15.8°C | 25 mm |
| Mar | 23.4°C | 14.8°C | 18 mm |
| Apr | 21.2°C | 12.9°C | 34 mm |
| May | 17.5°C | 10.9°C | 43 mm |
| Jun | 15.2°C | 8.9°C | 37 mm |
| Jul | 14.6°C | 8.3°C | 48 mm |
| Aug | 15.2°C | 8.3°C | 46 mm |
| Sep | 17.7°C | 9.4°C | 42 mm |
| Oct | 20.7°C | 11.1°C | 38 mm |
| Nov | 22.2°C | 12.9°C | 41 mm |
| Dec | 24.4°C | 14.6°C | 37 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Finniss
Where is Finniss?
Finniss is a suburb of South Australia, Australia.
What is the population of Finniss?
At the 2021 Census, Finniss had a population of about 293.
Is Finniss an advantaged area?
Finniss has an ABS SEIFA score of 1003, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 59 out of 100 — more socio-economically advantaged than about 59% of Australian suburbs.
What is the weather like in Finniss?
Finniss has average daytime highs of about 20.2°C and overnight lows of about 12°C, with roughly 443 mm of rain across the year (based on 2014–2023 climate normals).
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