15 Cynthia Avenue, Castle Hill, NSW 2154 sold on 12 December 2025 | OnTheHouse
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Sold on 12 Dec 2025 for $2,760,000

15 Cynthia Avenue
Castle Hill NSW 2154

Bedrooms: 5
Bathrooms: 3
Car spaces: 2
Land area: 1130m2
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Property Details for 15 Cynthia Ave, Castle Hill

15 Cynthia Ave, Castle Hill is a 5 bedroom, 3 bathroom House with 2 parking spaces. The property has a land size of 1130m2. While the property is not currently for sale or for rent, it was last sold in December 2025. There are other 5 bedroom House sold in Castle Hill in the last 12 months.

Building Type
House
Land Size
1130m2

Last Listing description (December 2025)

Nestled in the highly sought-after East Excelsior pocket, this charming residence sits along a tranquil tree-lined street, complete with a playground at the end - the perfect setting for an idyllic, family-friendly lifestyle.

Boasting an elegant and thoughtfully designed floor plan, the home welcomes you with a grand formal living room featuring a picture window and cozy fireplace, flowing effortlessly to a delightful undercover sitting area that overlooks the inviting swimming pool. The independent kitchen is a chef's delight, showcasing sleek granite benchtops and premium stainless steel appliances.

Awash with natural light, this exceptional home reveals a versatile and free-flowing layout that seamlessly blends formal and casual living, dining, and entertaining spaces - offering generous room for every occasion.

Step outside to a breathtaking entertainer's deck that commands sweeping views over lush, landscaped gardens and a glistening in-ground saltwater pool - a private tropical haven!

Ideally positioned between Castle Towers and Grove Square, this residence enjoys easy access to quality private schools, local shops, public transport to the city, and nearby parks, offering the ultimate combination of convenience and serenity in the leafy Hills district.

Main Features:

*High ceilings enhance the sense of space and comfort, ideal for year-round relaxation or entertaining
*Additional rear family living and dining area flowing to the alfresco entertaining deck
*Beautiful timber flooring in main living and dining areas for easy-care living
*Modern U-shaped kitchen, ample storage, and quality stainless-steel appliances including induction cooktop, rangehood, oven, and dishwasher
*Grand master suite with walk-in robe and stylish ensuite featuring corner shower
*Four light-filled bedrooms, each fitted with built-in robes
*Separate teenage retreat featuring a bedroom, living area, and bathroom
*Expansive undercover deck with elevated outlook over the backyard haven
*Underfloor air-conditioning and downlights throughout
*Sparkling in-ground swimming pool surrounded by lush gardens
*Solar panels for energy efficiency
*Internal laundry with direct yard access
*Double garage plus additional double driveway parking

Location Features:

*650M to Baulkham Hills North Public School
*4.4KM to Muirfield High School
*1.4KM to Gilroy Catholic College
*1.1KM to St Gabriels School
*2.4KM to Baulkham Hills Hill School Selective
*1KM to Eric Mobbs Reserve and Sporting fields
*2.2KM to Castle Hill Metro
*2.3KM to Castle Towers
*2.4KM to Grove Square Baulkham Hills
*240M to Nearest Bus Stop (Drayton Ave Opp Reid Ave)

Disclaimer:
All information contained herein is gathered from sources we deem to be reliable. However, we cannot guarantee its accuracy and interested persons should rely on their own inquiries.

Property History for 15 Cynthia Ave, Castle Hill, NSW 2154

A timeline of how this property has performed in the market
Last Sold
$2,760,000
12 Dec 2025
Listed for Rent
$1.35k/w
31 Oct 2023
  • 31 Oct 2025
    Listed for Sale SOLD
  • 28 Sep 2023
    Listed for Rent - Price not available
  • 18 Jan 2014
    Sold for $1,110,000
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About Castle Hill 2154

The size of Castle Hill is approximately 18.9 square kilometres. It has 68 parks covering nearly 12.1% of total area. The population of Castle Hill in 2016 was 39594 people. By 2021 the population was 40874 showing a population growth of 3.2% in the area during that time. The predominant age group in Castle Hill is 40-49 years. Households in Castle Hill are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Castle Hill work in a professional occupation.In 2021, 72.40% of the homes in Castle Hill were owner-occupied compared with 74.50% in 2016.

Castle Hill has 19,768 properties. Over the last 5 years, Houses in Castle Hill have seen a 59.89% increase in median value, while Units have seen a 14.65% increase. As at 30 November 2025:

  • The median value for Houses in Castle Hill is $2,500,017 while the median value for Units is $1,041,246.
  • Houses have a median rent of $900 while Units have a median rent of $770.
There are currently 90 properties listed for sale, and 48 properties listed for rent in Castle hill on OnTheHouse. According to Cotality's data, 817 properties were sold in the past 12 months in Castle hill.

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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.