Granny Flats

Custom Granny Flat Builders Sydney

Looking for experienced granny flat builders in Sydney to add more space, flexibility, or value to your property? A custom granny flat—also known as a secondary dwelling—is a smart and versatile solution for homeowners wanting to make better use of their land.

Whether you’re accommodating extended family, planning a private home office or studio, or creating an extra source of rental income, a well-designed granny flat offers comfort, independence, and long-term value.

At Michaelangelo Designer Homes, we build custom granny flats that are tailored to your block, lifestyle, and future plans. We don’t believe in one-size-fits-all—our team takes the time to understand your needs and goals, delivering personalised designs, high-quality construction, and a seamless experience from start to finish.

Custom granny flat builders Sydney – modern secondary dwelling

Why Build a Granny Flat?

Granny flats have evolved far beyond the basic backyard unit—they’re now architecturally designed, modern living spaces that blend style with function.

When choosing granny flat builders Sydney homeowners can rely on, consider the design quality, flexibility and long-term value your builder can deliver:

  • Accommodate extended family – Ideal for elderly parents, adult children, or visiting relatives
  • Generate rental income – A great way to boost your household income with a self-contained rental
  • Create a home office or studio – Enjoy privacy and separation from your main residence
  • Increase your property’s value – Granny flats are in high demand in Sydney’s real estate market
  • Future-proof your home – A flexible space that adapts to your changing lifestyle

Whether it’s for multi-generational living or investment potential, granny flats offer a smart and cost-effective solution to maximise your land.

Our Process

As a boutique granny flat builder in Sydney, we deliver a personalised and hands-on approach from concept to completion. Here’s how we make it easy:

1. Personalised Consultation

We’ll begin with a friendly consultation to understand what you want out of your granny flat—be it accommodation, rental income, or workspace. We’ll assess your block and guide you on what’s possible.

2. Custom Design

Choose from our existing granny flat designs or work with us to customise a layout that suits your site, needs, and future goals. We design to maximise privacy, access, and functionality.

3. Site Assessment and Council Requirements

We know the Sydney council regulations inside out. We’ll assess your land’s size, setbacks, and access to ensure the design complies with NSW planning laws, whether via CDC (Complying Development Certificate) or DA (Development Application).

4. Transparent Quote and Build Timeline

We provide fixed-price quotes and realistic build timelines, so you know exactly what to expect. No surprises—just expert advice and honest communication.

5. Quality Construction and Handover

Our experienced team, led by owner Michael Gauci, will manage your build with care, attention to detail, and quality craftsmanship—ensuring your granny flat is delivered on time, on budget, and to the highest standard.

Granny Flat Builders Sydney – Tailored Designs for Your Block

Whether you have a narrow lot, corner block, or sloping site, we can create a granny flat design that complements your existing home and works with your land.

Our custom granny flats are perfect for:

  • Backyard builds
  • Sloping or irregular sites
  • Home offices and studios
  • Multi-generational living
  • Knock down rebuild projects with a secondary dwelling

We’ll ensure the design feels like a natural extension of your home, both in style and flow.

Custom granny flat and main residence designed for a Sydney property

Granny Flats for Sydney Investors and Homeowners Alike

From established neighbourhoods to growing communities across Sydney, homeowners are turning to granny flats to make better use of their land. Whether for additional family accommodation, flexible living space or an investment opportunity, a well-designed granny flat can add genuine versatility to your property.

Michaelangelo Designer Homes builds personalised granny flats across Western Sydney, North West Sydney and South West Sydney. We take the time to understand your property, objectives and how you intend to use the space, creating a granny flat that responds to your site and individual requirements.

Stylish study space illustrating flexible granny flat living

Frequently Asked Questions

A granny flat is a self-contained secondary dwelling located on the same block as a primary residence. It typically includes a kitchen, bathroom, bedroom, and living area.

Yes—if it complies with NSW planning laws. Many homeowners choose to rent out their granny flats as a source of passive income.

Under the NSW Housing Code, granny flats can be up to 60m² in size, with certain setback and lot size requirements. We’ll guide you through what’s permitted on your block.

Granny flats can be approved through either a Complying Development Certificate (CDC) or a Development Application (DA). We’ll manage the approval process for you.

Costs vary depending on design, site conditions, and finishes. We’ll provide a detailed, fixed-price quote based on your specific requirements.

Yes! We specialise in building on challenging sites and can tailor the design to suit the slope and layout of your land.

On average, the process takes 4–6 months, including design, approvals, and construction.

Absolutely. All of our granny flats can be custom-designed to suit your style, space, and lifestyle needs.

Start Your Granny Flat Journey Today

Whether you’re expanding your home, supporting your family, or planning for future income, a custom granny flat is a practical, stylish, and smart choice.

At Michaelangelo Designer Homes, we’re here to guide you through every step—from design to approvals to final handover—with a commitment to quality, transparency, and personalised service.

Get in touch today to book a consultation and explore what’s possible for your block. Let’s create a granny flat that works for you—now and into the future.