18 Isis St, Wahroonga is a 2 bedroom, 1 bathroom House and was built in 1900. The property has a land size of 796m2 and floor size of 223m2. While the property is not currently for sale or for rent, it was last sold in November 2021.
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A rare find in terms of style and quality, this stunning home rests on one of Wahroonga's prettiest streets', presenting a superb environment for family living. The original turn of the century cottage has been transformed with an inspired architectural extension and high quality rebuild that includes a fully approved two bedroom granny flat with income opportunity or space for the in-laws.
The size of Wahroonga is approximately 9.7 square kilometres. It has 36 parks covering nearly 13.3% of total area. The population of Wahroonga in 2016 was 17371 people. By 2021 the population was 17853 showing a population growth of 2.8% in the area during that time. The predominant age group in Wahroonga is 10-19 years. Households in Wahroonga are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Wahroonga work in a professional occupation.In 2021, 78.00% of the homes in Wahroonga were owner-occupied compared with 80.60% in 2016.
Wahroonga has 7,360 properties. Over the last 5 years, Houses in Wahroonga have seen a 45.05% increase in median value, while Units have seen a 26.89% increase. As at 30 November 2025:
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