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South Johnstone has 247 properties. Over the last 5 years, Houses in South Johnstone have seen a 93.98% increase in median value. As at 31 January 2026:
The size of South Johnstone is approximately 4.0 square kilometres. The population of South Johnstone in 2016 was 413 people. By 2021 the population was 456 showing a population growth of 10.4% in the area during that time. The predominant age group in South Johnstone is 60-69 years. Households in South Johnstone are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in South Johnstone work in a labourer occupation.In 2021, 70.90% of the homes in South Johnstone were owner-occupied compared with 76.20% in 2016.
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Population 456
0-9
10%
10-19
13%
20-29
12%
30-39
14%
40-49
9%
50-59
15%
60-69
18%
70-79
7%
80-89
4%
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Last Updated: 04/03/2026
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.