Every aspect of our granny flats are carefully and meticulously designed.
Smart Builds.
Real Returns.
Zero Runaround.
At 5 Star Granny Flats, we believe a quality granny flat isn’t just about extra space — it’s about creating value. Whether you’re looking to boost your rental income, unlock capital, or house family in comfort, we make it simple, strategic, and stress-free from day one.
We’re not just builders. We’re project partners, problem-solvers, and property performance experts — and we’ve been delivering smart, high-quality granny flats across Sydney for over 15 years.
Working With Granny Flats Sydney You Can Be Assured Of
Professional advice and consultations that our experts are always willing to offer honest and unbiased advice on decisions like design, budget, finishes, and timelines. You can freely discuss your requirements and preferences for your granny flat Sydney Builder build with them to ensure that the end result is to your satisfaction and standard.
Commitment
We maintain our commitment to each and every job to ensure projects are delivered on time and on budget, using the latest superior methods, equipment and personnel.
Professionalism
Consistent communication, feedback and taking ownership of any problems that arise ensures we maintain the highest levels of quality and customer satisfaction.
Seamless Delivery
From the beginning construction sketches to the final fit out of your granny flat, our professional team will give you utmost satisfaction. You can expect to build your dream house.
Close Contact
Feel free to get in touch with us by simply calling 1300 843 921 or fill in our enquiry form now and we will contact you as soon as possible.
We Think Like Investors
Every square metre of land you own has untapped potential — and we’re here to help you unlock it. From the moment you reach out, we assess your goals, forecast the returns, and deliver a granny flat that performs for your lifestyle and your bottom line.
We’ve helped Sydney homeowners turn underused land into high-yield rental dwellings, add hundreds of thousands in property value, and create flexible living spaces for ageing parents, growing families, or savvy side income.
We speak in timelines, ROI, and rental-ready features — not just floor plans.
We Build Like Pros
(Because We Are)
Tired of tradies who don’t call back? We are too. Our team follows a sharp, proven process — managing every step in-house:
We show up early, communicate clearly, and finish what we start — no handballing, no ghosting, no excuses.
Our Reputation is Built on Results
We don’t rely on gimmicks or sales tactics. Instead, we let our 5-star reviews do the talking — and most of our work comes from referrals and return clients who trust us to deliver again and again.
They trust us because we:
Stick to timelines.
Respect budgets.
Solve problems fast.
Treat every project like it’s our own.
Why We Do What We Do
We started 5 Star Granny Flats with one goal: to make quality granny flat building easier, faster, and more rewarding for everyday homeowners.
Today, we’ve delivered hundreds of successful builds across Sydney — each one tailored, value-packed, and built to last.
Because a granny flat isn’t just a structure — it’s a solution. And when done right, it’s one of the smartest investments you can make.
Seamless Service & Outstanding Results
Your granny flat designer offers honest and straight-forward advice on design choices that fit within your budget.
Come visit our display homes
Custom Designs Available
Our Granny Flat Company Process
We’re backed by many years of experience to get ahead of challenges and offer tried-and-true solutions.
How Can We Help?
Need more information?
For more information, you can get in touch with us at 5 Star Granny Flats today!
Ready to start building?
You can also use the below link to get a quick online quote.
We make your dream reality
Speak to our friendly staff for guidance.
Come Visit
our display home
Visit our display home to experience the quality for yourself — touch the finishes, test the materials, and explore the full range of design options available to you. You’ll get to speak directly with our experienced granny flat designers, view examples of our past builds, and visualise what your own space could look like.
An appointment at our display home gives you everything you need to make informed decisions — and move forward with confidence.
Book your visit today and start planning your perfect granny flat.
52B Allawah Street Blacktown 2148
