Back 12 Sinclair St
Off Market

12 Sinclair St

Mount Gambier SA 5290

4
2
7
236 m²
1501.9 m²
House
Gail RichardsGail Richards, last sold this property on 21 January 2026 after 92 days on market.

Overview

ROOM FOR THE WHOLE CREW - AND ALL THE TOYS TOO!

Imagine a home where everyone has their own space, where gatherings flow effortlessly from the kitchen to the deck, and where there's room for every toy, tool, and hobby — that's the lifestyle waiting at 12–14 Sinclair Street, Mount Gambier. Set on a rare double allotment of approximately 1,501m², this home offers privacy, flexibility, and the perfect balance of indoor and outdoor living. Step inside to discover a welcoming entrance leading to one side, the carpeted lounge captures stunning views of the iconic Centenary Tower, making it the perfect spot to relax with family or entertain guests in comfort, enhanced by reverse cycle air conditioning. On the other side, the master suite offers a private sanctuary, complete with walk-in wardrobe, feature pendant lighting, ceiling fan, and a beautifully renovated ensuite with shower, vanity, and toilet. Further down the hallway, three additional spacious bedrooms, two with built-in wardrobes, provide ample accommodation for family or visiting guests, supported by a stylishly renovated central bathroom with bath, shower, vanity and toilet. The heart of the home is the expansive, tiled open-plan kitchen and dining area, designed for modern living and entertaining. From its elevated position, windows overlook the lounge room below, allowing you to enjoy a view out to the street while preparing meals. A large island bench, plentiful cupboards, pantry, double sink, 900mm freestanding electric oven with gas cooktop, and dishwasher make cooking effortless. Glass doors open directly to the outdoor entertaining area, creating a seamless connection between inside and out. Adjacent, a versatile study with built-in desk adds functionality for work or creative pursuits, while an additional toilet and vanity increase flexibility. Downstairs, the adjoining studio offers a separate space to work or create without disturbing the main living areas. With external entry and a split system, it's ideal as a teenage retreat, art or music studio, second lounge room, or space for a home-based business. A large laundry with abundant storage and gas ducted heating throughout the home ensures comfort and convenience, supporting the home's flexible lifestyle. Entertaining is effortless in the outstanding outdoor area, featuring Merbau decking, an island bench, hot and cold water tap, BBQ range hood, and ziptrack blinds to fully enclose the space. A surround sound system flows from the TVs in the pergola through to the open-plan living area, seamlessly connecting all areas of the home, so whether you're cooking, dining, or relaxing, everyone can be part of the action and the atmosphere. Vehicle and storage options are plentiful, with a double garage under the main roof providing internal access through the studio, plus two large sheds in the backyard. The first shed measures 10m x 7.5m, with three roller doors, concrete flooring, power, and a loft, while the second shed is 7m x 7.5m, with two roller doors, concrete floor, and power available but not connected. Additional garden storage and double driveways provide plenty of space for vehicles, trailers, or recreational equipment, while the fully fenced rear yard features lush lawns and ample room for outdoor activities. Whether you're seeking a home that caters to a growing family, loves to entertain, or simply needs space for hobbies and storage, 12–14 Sinclair Street delivers room for the whole crew — and all the toys too! Extra Information: Council Rates / $2,092.20 p/a Emergency Services Levy / $107.15 p/a SA Water Supply Charge / $82.30 p/qtr SA Water Sewerage Charge / $120.84 p/qtr Rental Appraisal / $600-$620 p/w Land Size / 1,501 m2 Build Year / 1961 Council / City of Mount Gambier Zoning / Suburban Neighbourhood Disclaimer: All information provided has been obtained from sources we believe to be accurate, however, we cannot guarantee the information is accurate and we accept no liability for any errors or omissions (including but not limited to a property’s land size, floor plans and size, building age and condition) Interested parties should make their own enquiries and obtain their own legal advice. Please read the Consumer and Business Services Form R7 http://www.cbs.sa.gov.au/assets/files/form_r7_warning_notice.pdf in reference to any financial or investment advice contained within this communication. Liability limited by a scheme approved under Professional Standards Legislation.

Features

4 bedrooms
2 bathrooms
7 carspaces
7 garage spaces
236 m² floor area
1501.9 m² lot size
House

Estimated Value

Based on this property and similar 4 bedroom houses sold in Mount Gambier over the last 12 months, the estimated median property value of 12 Sinclair St is $661.25k.

Median value
$661.25k
Estimated value range
$440k - $1.46m
Median days on market
41
Estimated value trend
10%
increase over the last 12 months
Average days on market is based on recent, comparable sales in Mount Gambier. 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 12 Sinclair St

2026
Sold
Undisclosed
Private Sale/Treaty on 21 Jan 2026 by Gail Richards, of Key 2 Sale
2018
Sold
Undisclosed
25 Nov 2018

Happy sellers in Mount Gambier

84%
84% of sellers in Mount Gambier reported that their sale price either exceeded or met their price expectations.

Mount Gambier stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 30 reviews in Mount Gambier over the last 12 months.

Local market activity for 4 bedroom houses in Mount Gambier

In the last 12 months, 113 four-bedroom houses similar to 12 Sinclair St, have been sold.

This represents a 25% increase in four-bedroom houses sales when compared to the previous 12 months.

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