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Millbrook has 18 properties. As at 31 December 2025:
The size of Millbrook is approximately 9.5 square kilometres. The population of Millbrook in 2016 was 106 people. By 2021 the population was 133 showing a population growth of 25.5% in the area during that time. The predominant age group in Millbrook is 50-59 years. Households in Millbrook are primarily childless couples and are likely to be repaying $300 - $449 per month on mortgage repayments. In general, people in Millbrook work in a managers occupation.In 2021, 80.00% of the homes in Millbrook were owner-occupied compared with 84.80% in 2016.
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Population 133
10-19
17%
20-29
9%
30-39
3%
40-49
17%
50-59
30%
60-69
15%
70-79
5%
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Last Updated: 23/01/2026
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