House Extensions Brisbane
With over 30 years of experience, Stark Builders deliver high-quality home extensions across Brisbane, providing added space, comfort, and value through a seamless, full-service design and construction process.
3 Step House Extension Process
Design.
We work closely with you to design a home extension that suits your lifestyle, budget, and existing home. Every design focuses on functionality, flow, and long-term value.
Plan.
We handle all planning, approvals, and documentation to ensure your extension meets council and building requirements. This step sets the foundation for a smooth and efficient build.
Build.
Our experienced building team bring your house extension to life with quality workmanship and clear communication throughout the build. We manage the entire construction process through to completion.
House Extensions Examples
Previous Projects
With over 30 years of experience, Stark Builders has delivered high-quality renovations and house extensions for homes across Brisbane. Each project reflects our attention to detail, craftsmanship, and lasting value.
Our team recently completed this rear home extension and build under, enhancing the kitchen, bathrooms, and living areas. The result is a seamless integration that beautifully complements the existing home
2025, September
A stunning rear home extension in Brisbane, creating an open-plan kitchen and seamless indoor-outdoor connection.
2024, December
This rear house extension focused on bringing more natural light into the home while creating an open-plan kitchen and living area.
2024, January
Custom House Extensions Brisbane
House Extension Type
Single-Storey Extension
Single-storey house extensions in Brisbane are one of the most popular ways to increase living space while maintaining a seamless connection to your outdoor areas. This type of extension is ideal for expanding kitchens, living areas, or adding additional bedrooms without altering the overall structure of your home.
In Brisbane, where indoor-outdoor living is highly valued, single-storey extensions can be designed to maximise natural light, airflow, and access to outdoor entertaining spaces. They are often more cost-effective and quicker to build compared to larger structural changes, making them a practical solution for growing families.
House Extension Type
Second-Storey Extension
Second-storey extensions are a popular option for Brisbane homeowners who want to significantly increase space without sacrificing valuable yard area. By building upward, you can add multiple bedrooms, bathrooms, or even a separate living zone while maintaining your outdoor footprint.
These extensions are ideal for inner-city Brisbane suburbs where land is limited, and maximising space is essential. While second-storey additions are more complex and require careful structural planning and approvals, they offer a long-term solution for families who need more room but love their current location.
House Extension Type
Double or Multi-Storey Extension
Double or multi-storey house extensions are larger-scale renovation projects that transform the functionality and layout of your home. These extensions often involve reconfiguring both existing and new spaces to create a cohesive, modern living environment.
In Brisbane, multi-storey extensions are ideal for families planning long-term living solutions, allowing for multiple living zones, guest areas, or even dual-living setups. These projects require detailed planning, structural engineering, and council approvals, but deliver significant lifestyle and property value benefits.
Why Extend Your Home
Key Benefits of Home Extensions
Enhanced Functionality
Improve the way your home works by adding practical spaces tailored to your lifestyle. Whether it’s a larger kitchen, additional bedrooms, or a dedicated home office, house extensions allow Brisbane homeowners to create a more functional and comfortable living environment.
Increased Living Space
Create additional room for growing families without the cost and stress of moving. Extensions provide flexible solutions such as open-plan living areas, extra bedrooms, or entertainment spaces designed for modern Brisbane living.
Custom Designed Extension
Every home extension is designed to complement your existing property. We ensure new spaces integrate seamlessly with your home’s structure, materials, and style, creating a cohesive and high-quality finish.
Preservation of Property Value
A well-designed house extension can significantly increase the value of your home. In Brisbane’s competitive property market, adding functional living space is one of the most effective ways to boost long-term value.
Major Renovations
Your Trusted House Extension Builders.
All-in-One House Extension Specialists
Stark Builders provide a complete house extension service across Brisbane, managing every stage of your project from initial design and planning through to council approvals, construction, and final completion. Our all-in-one approach means you don’t have to coordinate multiple contractors or consultants — we handle everything for you. This ensures a smoother process, better communication, and a more efficient build from start to finish
Thoughtful, Functional Design
Every house extension we build is designed to improve how your home works, not just how it looks. We focus on creating practical layouts that maximise space, enhance natural light, and improve everyday living. Our team carefully considers how your new extension will integrate with your existing home, ensuring a seamless flow between old and new spaces while maintaining a cohesive design.
Seamless Integration with Your Home
A well-designed extension should feel like it has always been part of your home. We take great care to match architectural details, materials, and finishes so your extension blends naturally with the existing structure. This attention to detail not only improves the overall look of your home but also enhances street appeal and long-term property value.
Experience You Can Trust
With over 30 years of experience, Stark Builders have delivered high-quality house extensions across Brisbane. Our proven track record, attention to detail, and commitment to quality workmanship ensure every project is completed to a high standard. We pride ourselves on clear communication, reliability, and delivering results that our clients can trust for years to come.
Trending Renovation Ideas
Modern Living Spaces
Open Plan Living
Open-plan living continues to be one of the most popular design choices for house extensions in Brisbane. By removing internal walls and creating larger, connected spaces, homeowners can improve natural light, airflow, and overall functionality.
This style of design is ideal for modern Brisbane living, where kitchens, dining, and living areas are often combined to create a more social and flexible environment. Open-plan layouts also make homes feel larger and more inviting, which is particularly valuable for growing families.
Flexible Family Living
Multi-Generational Living
Multi-generational living is becoming increasingly common in Brisbane as families look for flexible and cost-effective housing solutions. House extensions can be designed to include self-contained living areas, additional bedrooms, or separate entrances to provide privacy and independence.
These types of extensions are ideal for accommodating extended family members while still maintaining a connected household. They also offer long-term flexibility as family needs change over time.
Brisbane Lifestyle
Indoor-Outdoor Integration
Brisbane’s climate makes indoor-outdoor living a key feature of modern home design. House extensions often incorporate large sliding or bi-fold doors, covered outdoor areas, and open-plan layouts that seamlessly connect internal and external spaces.
This integration enhances natural ventilation, increases natural light, and creates a more enjoyable living environment. It also allows homeowners to make better use of outdoor areas for entertaining and relaxation throughout the year.
All-in-one Services
Cost of House Extensions in Brisbane
The cost of house extensions in Brisbane can vary depending on the size, design, and complexity of the project. As a general guide, most high-quality house extensions typically start from around $500,000+, with larger or more complex extensions exceeding this range.
Factors such as structural requirements, site conditions, design specifications, and finishes all influence the final cost. At Stark Builders, we focus on delivering well-designed, high-quality extensions that provide long-term value, rather than cutting corners.
We provide tailored estimates based on your specific project, ensuring clarity and confidence from the outset.
Frequently Asked Questions
The timeframe for a house extension depends on a range of factors, including design complexity, approvals, and construction requirements. Once we understand your project, we can provide tailored advice and a realistic timeframe based on your specific extension.
Getting started is simple, contact Stark Builders to arrange an initial consultation. We’ll discuss your ideas, assess your property, and provide expert advice on the best design and build approach for your home extension.
The cost of a house extension varies based on factors such as size, design, materials, and site conditions. During the early planning stage, we provide clear cost guidance to help you understand your options and budget expectations.
Yes. Stark Builders manage the approval process, including council requirements and building certifications. Our team ensures all necessary permits are in place before construction begins, giving you peace of mind throughout the project.
Energy efficiency is considered at every stage of the design process. This may include orientation, insulation, ventilation, glazing, and material selection to improve comfort, reduce energy use, and enhance long-term sustainability.
We take a fully managed approach to construction, coordinating trades, schedules, and quality control. Throughout the build, we maintain clear communication to ensure your house extension progresses smoothly and is completed to a high standard.