13 Billarong Avenue, Dee Why, NSW 2099 | Property Value & History | OnTheHouse
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13 Billarong Avenue
Dee Why NSW 2099

Bedrooms: -
Bathrooms: -
Car spaces: -
Floor area: 104m2
Land area: 556m2
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Estimated Value & Rent
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Estimated Rent
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Last updated 11 Aug 2025
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$2.40M
$2.60M
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Jul 04

Property Details for 13 Billarong Ave, Dee Why

13 Billarong Ave, Dee Why is a bedroom, bathroom House. The property has a land size of 556m2 and floor size of 104m2.

Building Type
House
Floor Size
104m2
Land Size
556m2
Local Government
Northern Beaches
Lot/Plan
59/DP216544

Property History for 13 Billarong Ave, Dee Why, NSW 2099

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About Dee Why 2099

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 13,014 properties. Over the last 5 years, Houses in Dee Why have seen a 48.76% increase in median value, while Units have seen a 22.88% increase. As at 31 July 2025:

  • The median value for Houses in Dee Why is $2,600,973 while the median value for Units is $1,038,043.
  • Houses have a median rent of $778 while Units have a median rent of $750.
There are currently 43 properties listed for sale, and 60 properties listed for rent in Dee why on OnTheHouse. According to Cotality's data, 548 properties were sold in the past 12 months in Dee why.

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Cotality Copyright and Legal Disclaimers about Property Data

© Copyright 2025. RP Data Pty Ltd trading as Cotality (Cotality). All rights reserved. No reproduction, distribution, or transmission of the copyrighted materials is permitted. The information is deemed reliable but not guaranteed.

Disclaimer
The Cotality Data provided in this publication is of a general nature and should not be construed as specific advice or relied upon in lieu of appropriate professional advice.

While Cotality uses commercially reasonable efforts to ensure the Cotality Data is current, Cotality does not warrant the accuracy, currency or completeness of the Cotality Data and to the full extent permitted by law excludes all loss or damage howsoever arising (including through negligence) in connection with the Cotality Data.

Valuations and Estimates
An automated valuation model estimate (AVM Estimate) is a statistically derived estimate of the sale or rental value (as the context requires) of the subject property. An AVM Estimate must not be relied upon as a professional valuation or an accurate representation of the market sale or rental value of the subject property. For further information about the AVM Estimate, please refer to the end of this document.
School data and Content
Product Data licenced by Cotality under a Creative Commons Attribution licence. For details regarding licence, data source, copyright and disclaimers, see https://www.cotality.com/au/legal/third-party-restrictions
ABS data

This publication contains data and statistics provided by the Australian Bureau of Statistics (ABS Data). ©2025 Copyright in this information belongs to the Australian Bureau of Statistics (ABS). The ABS provides no warranty that the ABS Data is free from error, complete or suitable for any particular purpose.

Liveability information
The Liveability Score is a rating (out of 10) provided by Propella.ai Pty Ltd as a guide about how "well-connected" properties are in certain local areas. The Liveability Score is based on statistical data about a local area in which a property is located including the distance to and number of available facilities and services (including schools, parklands, health services, shopping and public transport) (Liveability Data). The Liveability Data and Liveability Score has not been verified or confirmed by Cotality, is not available for all properties, and is of a general nature and should not be construed as specific advice or relied upon in lieu of appropriate professional advice. Given the relative nature of the Liveability Score, propella.ai anticipate that scores for individual properties will change over time.

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