23 Undercliffe St, Dee Why is a 3 bedroom, 2 bathroom House with 2 parking spaces and was built in 1996. The property has a land size of 423m2 and floor size of 188m2. While the property is not currently for sale or for rent, it was last sold in July 2012.
Views plus Beachside Location
Enjoying a quiet cul de sac location and an easy 5-10 minute walk to Dee Why Beach, this immaculate family home is spread over two spacious levels.
Capturing beautiful north easterly views over the beach, lagoon and district the home takes full advantage of its coveted elevated aspect and offers coastal backdrops from its multiple indoor and outdoor living and entertaining spaces.
The size of Dee Why is approximately 3.4 square kilometres. It has 11 parks covering nearly 15.0% of total area. The population of Dee Why in 2016 was 21518 people. By 2021 the population was 23354 showing a population growth of 8.5% in the area during that time. The predominant age group in Dee Why is 30-39 years. Households in Dee Why are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Dee Why work in a professional occupation.In 2021, 50.20% of the homes in Dee Why were owner-occupied compared with 50.30% in 2016.
Dee Why has 13,155 properties. Over the last 5 years, Houses in Dee Why have seen a 50.77% increase in median value, while Units have seen a 34.98% increase. As at 30 November 2025:
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