Onslow Suburb ProfileWestern Australia 6710
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Onslow has 727 properties. Over the last 5 years, Houses in Onslow have seen a 91.92% increase in median value, while Units have seen a -8.25% decrease. As at 31 January 2026:
- The median value for Houses in Onslow is $646,308 while the median value for Units is $373,462.
- Houses have a median rent of $1,125 while Units have a median rent of $650.
The size of Onslow is approximately 185.1 square kilometres. It has 1 park. The population of Onslow in 2016 was 857 people. By 2021 the population was 829 showing a population decline of 3.3% in the area during that time. The predominant age group in Onslow is 30-39 years. Households in Onslow are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Onslow work in a trades occupation.In 2021, 20.50% of the homes in Onslow were owner-occupied compared with 24.50% in 2016.
Market Insights
Onslow Trends for Houses
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Onslow Trends for Units
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Neighbourhood Insights
Age
Population 829
0-9
20%
10-19
5%
20-29
11%
30-39
23%
40-49
12%
50-59
13%
60-69
11%
70-79
3%
90-99
1%
Household Structure
Occupancy
Recent Sales in ONSLOW 6710
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Properties for sale in ONSLOW 6710
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0Properties for rent in ONSLOW 6710
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Last Updated: 14/02/2026
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