21 Mainsail Avenue, St Huberts Island, NSW 2257 | Property Value & History | OnTheHouse
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21 Mainsail Avenue
St Huberts Island NSW 2257

Bedrooms: 6
Bathrooms: 3
Car spaces: 3
Floor area: 304m2
Land area: 701m2
Estimated Value & Rent
Estimated Value
Estimated Rent
Medium-Low Confidence
Last updated 19 May 2025
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$2.20M
$2.40M
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Property Details for 21 Mainsail Ave, St Huberts Island

21 Mainsail Ave, St Huberts Island is a 6 bedroom, 3 bathroom House with 3 parking spaces and was built in 1980. The property has a land size of 701m2 and floor size of 304m2. While the property is not currently for sale or for rent, it was last sold in July 2017.

Building Type
House
Year Built
1980
Floor Size
304m2
Land Size
701m2
Local Government
Central Coast
Lot/Plan
75/DP242253

Last Listing description (July 2019)

Ideally located this North facing residence would be perfect for the large family with three bedrooms upstairs and three bedrooms downstairs.
Upper level with three large bedrooms and bathroom. Open plan design living with a verandah taking full advantage of the pristine water views over Sandy Cove.
Downstairs three bedrooms, master with ensuite. Modern kitchen with dishwasher. Formal/casual living areas with air conditioning leading to a large entertainment deck with a picturesque view over the water.

Well maintained gardens with a private boat ramp, kayak or paddle board.
Storage and carport for 2 cars.
5 minutes to Ettalong Beach Ferry, Cinema, Markets, Restaurants, Cafes, Bike Tracks, Beached (Ettalong, Umina).
7 minutes to Umina Beach, Woy Woy, Railway Stations, Schools and Shops with many Schools, Pre Schools and Secondary Colleges.

Property History for 21 Mainsail Ave, St Huberts Island, NSW 2257

A timeline of how this property has performed in the market
Last Sold
$1,380,000
27 Jul 2017
Listed for Rent
$870/w
26 Jul 2019
  • 06 Jun 2019
    Listed for Rent $870 / week
  • 15 Sep 2017
    Listed for Rent $890 / week
  • 27 Jul 2017
    Sold for $1,380,000
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About St Huberts Island 2257

The size of St Huberts Island is approximately 2.7 square kilometres. It has 8 parks covering nearly 24.9% of total area. The population of St Huberts Island in 2011 was 1,032 people. By 2016 the population was 1,055 showing a population growth of 2.2% in the area during that time. The predominant age group in St Huberts Island is 60-69 years. Households in St Huberts Island are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in St Huberts Island work in a managers occupation. In 2011, 86.2% of the homes in St Huberts Island were owner-occupied compared with 85.9% in 2016.

St Huberts Island has 561 properties. Over the last 5 years, Houses in St Huberts Island have seen a 59.82% increase in median value, while Units have seen a 26.46% increase. As at 30 April 2025:

  • The median value for Houses in St Huberts Island is $1,429,348 while the median value for Units is $717,079.
  • Houses have a median rent of $825.
There are currently 9 properties listed for sale, and 4 properties listed for rent in St huberts island on OnTheHouse. According to CoreLogic's data, 22 properties were sold in the past 12 months in St huberts island.

What's around 21 Mainsail Ave, St Huberts Island

21 Mainsail Ave, St Huberts Island is in the school catchment zone for Empire Bay Public School and Brisbane Water Secondary College Woy Woy Campus.

Nearby Schools
Comparable Properties
Empire Bay Public School
1.69km
Empire Bay 2257
IN CATCHMENTPrimaryGovernmentP - 6Combined444 Enrolled
Woy Woy Public School
1.84km
Woy Woy 2256
PrimaryGovernmentP - 6Combined438 Enrolled
Ettalong Public School
2.09km
Ettalong Beach 2257
PrimaryGovernmentP - 6Combined551 Enrolled
Brisbane Water Secondary College Woy Woy Campus
2.11km
Woy Woy 2256
IN CATCHMENTSecondaryGovernment10 - 12Combined629 Enrolled
Woy Woy South Public School
2.34km
Woy Woy 2256
PrimaryGovernmentP - 6Combined499 Enrolled
Brisbania Public School
2.41km
Saratoga 2251
PrimaryGovernmentP - 6Combined470 Enrolled
Pretty Beach Public School
3.15km
Pretty Beach 2257
PrimaryGovernmentP - 6Combined180 Enrolled
Brisbane Water Secondary College Umina Campus
3.5km
Umina Beach 2257
IN CATCHMENTSecondaryGovernment7 - 9Combined892 Enrolled
St John the Baptist Catholic Primary School
3.84km
Woy Woy 2256
PrimaryNon-GovernmentP - 6Combined287 Enrolled
Aspect Central Coast School, Woy Woy
3.92km
Woy Woy 2256
SpecialNon-GovernmentCombined Enrolled

Suburb Insights for St Huberts Island 2257

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Neighbourhood Insights
Age

Population 1,055

0-9

 

9%

10-19

 

7%

20-29

 

7%

30-39

 

7%

40-49

 

11%

50-59

 

16%

60-69

 

19%

70-79

 

15%

80-89

 

8%

90-99

 

2%

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