Merrimac, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Around the national middle
Merrimac is more socio-economically advantaged than about 49% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 986, 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.
Merrimac at a glance
- Population (2021)
- 7,212
- Median age
- 38
- Median weekly household income
- $1,688
- SEIFA score
- 986
- Coordinates
- -28.0499, 153.3734
Merrimac demographics (2021 Census)
The figures below profile Merrimac 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 28%, 34% of homes are rented, and 32% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 1,357 | 19% |
| Youth (15–24) | 859 | 12% |
| Young adults (25–44) | 2,047 | 28% |
| Mid-life (45–64) | 1,717 | 24% |
| Seniors (65+) | 1,238 | 17% |
Share of the 7,218 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 511 | 20% |
| Owned with a mortgage | 1,123 | 43% |
| Rented | 891 | 34% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 1,246 | 48% |
| Townhouses & semis | 1,079 | 42% |
| Flats & apartments | 262 | 10% |
Tenure and dwelling shares are of the roughly 2,592 occupied private dwellings in Merrimac.
- Median weekly rent
- $463
- Median monthly mortgage
- $1,733
- Average household size
- 2.6 people
- Median weekly family income
- $1,891
- Median weekly personal income
- $788
Community and culture
- Born overseas
- 2,164 (32%)
- Speaks a language other than English at home
- 1,171 (17%)
- Aboriginal and/or Torres Strait Islander
- 131 (2%)
Work and education
- Completed Year 12
- 3,311 (59%)
- Labour-force participation
- 65%
- Unemployment rate
- 5.2%
- Employed full-time
- 2,002
- Employed part-time
- 1,264
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 Merrimac
Based on 2014–2023 records, the warmest month in Merrimac is January (average daytime high around 28.6°C) and the coolest is July (around 20.5°C). The area receives roughly 1052 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 28.6°C | 21.4°C | 109 mm |
| Feb | 28.3°C | 21.3°C | 164 mm |
| Mar | 27.5°C | 20.7°C | 159 mm |
| Apr | 25.1°C | 17.9°C | 55 mm |
| May | 22.8°C | 15.2°C | 85 mm |
| Jun | 20.8°C | 12.8°C | 58 mm |
| Jul | 20.5°C | 11.8°C | 43 mm |
| Aug | 21.9°C | 12.4°C | 42 mm |
| Sep | 23.9°C | 14.4°C | 42 mm |
| Oct | 25.5°C | 16.8°C | 93 mm |
| Nov | 27.2°C | 18.6°C | 75 mm |
| Dec | 28.3°C | 20.4°C | 127 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Merrimac
Where is Merrimac?
Merrimac is a suburb of Queensland, Australia.
What is the population of Merrimac?
At the 2021 Census, Merrimac had a population of about 7,212.
Is Merrimac an advantaged area?
Merrimac has an ABS SEIFA score of 986, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 49 out of 100 — more socio-economically advantaged than about 49% of Australian suburbs.
What is the weather like in Merrimac?
Merrimac has average daytime highs of about 25°C and overnight lows of about 17°C, with roughly 1,052 mm of rain across the year (based on 2014–2023 climate normals).
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