Klemzig, SA
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Around the national middle
Klemzig is more socio-economically advantaged than about 55% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 996, 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.
Klemzig at a glance
- Population (2021)
- 6,713
- Median age
- 36
- Median weekly household income
- $1,488
- SEIFA score
- 996
- Coordinates
- -34.8779, 138.6377
Klemzig demographics (2021 Census)
The figures below profile Klemzig 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 36%, 41% of homes are rented, and 42% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 1,098 | 16% |
| Youth (15–24) | 737 | 11% |
| Young adults (25–44) | 2,400 | 36% |
| Mid-life (45–64) | 1,367 | 20% |
| Seniors (65+) | 1,114 | 17% |
Share of the 6,716 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 709 | 26% |
| Owned with a mortgage | 810 | 30% |
| Rented | 1,115 | 41% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 1,847 | 68% |
| Townhouses & semis | 385 | 14% |
| Flats & apartments | 472 | 17% |
Tenure and dwelling shares are of the roughly 2,719 occupied private dwellings in Klemzig.
- Median weekly rent
- $300
- Median monthly mortgage
- $1,684
- Average household size
- 2.3 people
- Median weekly family income
- $1,989
- Median weekly personal income
- $769
Community and culture
- Born overseas
- 2,733 (42%)
- Speaks a language other than English at home
- 2,745 (43%)
- Aboriginal and/or Torres Strait Islander
- 82 (1%)
Work and education
- Completed Year 12
- 3,681 (67%)
- Labour-force participation
- 63.2%
- Unemployment rate
- 5.5%
- Employed full-time
- 1,894
- Employed part-time
- 1,261
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 Klemzig
Based on 2014–2023 records, the warmest month in Klemzig is January (average daytime high around 29.7°C) and the coolest is July (around 14.4°C). The area receives roughly 732 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 29.7°C | 17°C | 34 mm |
| Feb | 28.2°C | 16.4°C | 32 mm |
| Mar | 26°C | 15.4°C | 23 mm |
| Apr | 22.1°C | 13.5°C | 54 mm |
| May | 17.7°C | 11.2°C | 83 mm |
| Jun | 15.1°C | 9.3°C | 91 mm |
| Jul | 14.4°C | 8.5°C | 102 mm |
| Aug | 15.3°C | 8.4°C | 91 mm |
| Sep | 18°C | 9.7°C | 69 mm |
| Oct | 21.9°C | 11.5°C | 59 mm |
| Nov | 24.1°C | 13°C | 57 mm |
| Dec | 27.3°C | 15°C | 37 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Klemzig
Where is Klemzig?
Klemzig is a suburb of South Australia, Australia.
What is the population of Klemzig?
At the 2021 Census, Klemzig had a population of about 6,713.
Is Klemzig an advantaged area?
Klemzig has an ABS SEIFA score of 996, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 55 out of 100 — more socio-economically advantaged than about 55% of Australian suburbs.
What is the weather like in Klemzig?
Klemzig has average daytime highs of about 21.7°C and overnight lows of about 12.4°C, with roughly 732 mm of rain across the year (based on 2014–2023 climate normals).
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