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Back 9 Mainsail Avenue
Off Market

9 Mainsail Avenue

Shell Cove NSW 2529

4
2
2
398 m²
House
Cooper AskewCooper Askew, last sold this property on 06 November 2025 after -15 days on market.

Overview

Coastal Elegance Steps from the Marina

Perfectly positioned in the heart of the prestigious Shell Cove Marina precinct, 9 Mainsail Avenue delivers the ultimate blend of luxury, lifestyle and location. Architecturally designed and beautifully finished, this modern coastal home captures the relaxed sophistication that defines this sought after community, where the ocean, harbour and vibrant boardwalk dining are all moments from your door. Flooded with natural light, the home showcases expansive open-plan living and a seamless connection to the outdoors. The designer kitchen is the centrepiece, featuring stone benchtops, quality appliances and a full butler's pantry - ideal for entertaining or relaxed family gatherings. Bi-fold doors open to an alfresco deck framed by low-maintenance gardens, creating the perfect space for weekend barbecues or quiet evening drinks. Upstairs, the master suite exudes calm with its private balcony overlooking the marina precinct - the perfect spot to unwind and take in the coastal air. A children's activity zone, home theatre, separate study and four generous bedrooms ensure space for the entire family. Key Features: - Four spacious bedrooms plus dedicated study and home theatre - Designer kitchen with island bench, butler's pantry and quality fittings - Open-plan living and dining flowing to covered alfresco entertaining area - Upstairs family retreat with study nook and balcony off the master - Double garage with internal access and ample storage - Modern coastal façade with timeless Hamptons-inspired detail - Ducted air conditioning, premium flooring and high-end finishes throughout Lifestyle & Location: This is coastal living at its absolute best. Shell Cove is one of the Illawarra's most vibrant and fast-growing lifestyle destinations, a place where every day feels like a holiday. Just footsteps to the world-class Shellharbour Marina, you can start your morning with a walk along the waterfront boardwalk, grab a coffee from one of the many harbourside cafés, or enjoy dinner overlooking the yachts as the sun sets. Spend weekends exploring The Waterfront Tavern, The Marina Beach, or take a short stroll to The Farm and Killalea State Park for some of the region's most stunning surf and coastal trails. Enjoy easy access to Shellharbour Village, boutique shopping, schools, golf courses and the future Marina precinct hotel. From morning swims and paddleboarding to sunset drinks and dining, life at Shell Cove is effortlessly connected, endlessly relaxing, and undeniably coastal. Cooper Askew I The Agency

Features

4 bedrooms
2 bathrooms
2 carspaces
398 m² lot size
House

Estimated Value

Based on this property and similar 4 bedroom houses sold in Shell Cove over the last 12 months, the estimated median property value of 9 Mainsail Avenue is $1.5m.

Median value
$1.5m
Estimated value range
$1.1m - $2.59m
Median days on market
44
Estimated value trend
6%
increase over the last 12 months
Average days on market is based on recent, comparable sales in Shell Cove. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 9 Mainsail Avenue

2025
Sold
Undisclosed
Private Sale/Treaty on 06 Nov 2025 by Cooper Askew, of The Agency South Illawarra

Happy sellers in Shell Cove

77%
77% of sellers in Shell Cove reported that their sale price either exceeded or met their price expectations.

Shell Cove stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 34 reviews in Shell Cove over the last 12 months.

Local market activity for 4 bedroom houses in Shell Cove

In the last 12 months, 67 four-bedroom houses similar to 9 Mainsail Avenue, have been sold.

This represents a 4% increase in four-bedroom houses sales when compared to the previous 12 months.

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Shell Cove

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Monique Field

Sellers who recommend Monique Field have praised them for being clear communication, local expert, honest, supportive, responsive, dedicated and friendly

  •   4.9   (215 reviews)
  •  29 Reviews in Shell Cove
  •  22 Sales in Shell Cove
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Michelle Mannex

Sellers who recommend Michelle Mannex have praised them for being local expert, clear communication, responsive, friendly, supportive, reliable and honest

  •   4.9   (317 reviews)
  •  23 Reviews in Shell Cove
  •  21 Sales in Shell Cove
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Jarath Moss

Jarath Moss is a recommended agent for Shell Cove.  They have 1 local sale and collected 2 local reviews across the last 12 months.

  •   4.9   (96 reviews)
  •  2 Reviews in Shell Cove
  •  1 Sale in Shell Cove
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Nathan Campbell

Nathan Campbell is a recommended agent for Shell Cove.  They have 4 local sales and collected 1 local review across the last 12 months.

  •   5   (84 reviews)
  •  1 Review in Shell Cove
  •  4 Sales in Shell Cove
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