21 Killarney St, Seaford Heights is a 4 bedroom, 2 bathroom House with 4 parking spaces. The property has a land size of 405m2. The place is currently for rent with Ray White Flagstaff Hill .
The size of Seaford Heights is approximately 1.7 square kilometres. The population of Seaford Heights in 2016 was 53 people. By 2021 the population was 1079 showing a population growth of 1935.8% in the area during that time. The predominant age group in Seaford Heights is 20-29 years. Households in Seaford Heights are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Seaford Heights work in a professional occupation.In 2021, 77.70% of the homes in Seaford Heights were owner-occupied compared with 95.20% in 2016.
Seaford Heights has 1,209 properties. Over the last 5 years, Houses in Seaford Heights have seen a 82.78% increase in median value, while Units have seen a 136.40% increase. As at 31 October 2025:
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