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Wellesley Islands has 4 properties.
The population of Wellesley Islands in 2016 was 1136 people. By 2021 the population was 1022 showing a population decline of 10.0% in the area during that time. The predominant age group in Wellesley Islands is 10-19 years. Households in Wellesley Islands are primarily couples with children and are likely to be repaying $800 - $999 per month on mortgage repayments. In general, people in Wellesley Islands work in a professional occupation.In 2021, 0.00% of the homes in Wellesley Islands were owner-occupied compared with 2.20% in 2016.
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Population 1022
0-9
13%
10-19
20%
20-29
16%
30-39
14%
40-49
14%
50-59
11%
60-69
6%
70-79
4%
80-89
2%
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Last Updated: 22/02/2026
While Cotality uses commercially reasonable efforts to ensure the Cotality Data is current, Cotality does not warrant the accuracy, currency or completeness of the Cotality Data and to the full extent permitted by law excludes all loss or damage howsoever arising (including through negligence) in connection with the Cotality Data.