20 Water St, Wahroonga is a 5 bedroom, 4 bathroom House with 3 parking spaces and was built in 1930. The property has a land size of 3915m2 and floor size of 478m2. While the property is not currently for sale or for rent, it was last sold in June 2005.
Magnificent character residence nestled on approx 1 acre (approx 3,905 sq m) of superbly manicured gardens and rolling lawns, in one of the upper north shore's best streets, only a short stroll to rail, village shops and leading schools.
Enjoying high ceilings, generously proportioned rooms and an excellent flow from formal to informal entertaining areas and picturesque gardens, "Windemere offers the fortunate new owners a privileged lifestyle.
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 7,362 properties. Over the last 5 years, Houses in Wahroonga have seen a 44.21% increase in median value, while Units have seen a 28.52% increase. As at 31 December 2025:
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