Granny Flat Builders Greenhills Beach
Monstructions specialises in granny flats Greenhills Beach, building quality secondary dwellings for homeowners in this prestigious coastal enclave. Our licensed team proudly serves Greenhills Beach and nearby Cronulla, Woolooware and Kurnell, handling everything from DA approval through to handover.
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🔥 June Special! Free site inspection + council feasibility check included. Limited to 3 jobs this month. Call 1300 098 730
IS YOUR PROPERTY READY FOR A GRANNY FLAT?
Monstructions specialises in building granny flats in Greenhills Beach’s modern beachside homes, delivering quality secondary dwellings that complement this prestigious coastal enclave’s premium aesthetic. We’re proud to serve homeowners throughout Greenhills Beach and nearby Cronulla and Woolooware with our licensed team handling everything from DA approval through to handover.
Greenhills Beach Granny Flats Built Around Your Property
Greenhills Beach features modern beachside homes built predominantly from the 1980s onwards, with many recent luxury developments on generous coastal blocks. The spacious lots and high property values make this prestigious enclave ideal for adding a premium granny flat. Properties typically enjoy level sites with ample backyard space, perfect for positioning a quality secondary dwelling.
We build granny flats throughout Greenhills Beach, Cronulla, Woolooware, Kurnell, Burraneer and Caringbah South, with extensive knowledge of Sutherland Shire Council requirements. Our designs range from compact studios to full two bedroom flats, all tailored to suit coastal blocks and complement the modern beachside aesthetic. Local expertise ensures your granny flat meets council standards while maximising your waterside property investment.
The Greenhills Beach property market commands premium prices thanks to direct beach access and the area’s exclusive coastal lifestyle. Rental demand is exceptionally strong, with quality granny flats achieving $550 to $700 per week from professionals and downsizers seeking beachside living. Building a granny flat now adds immediate rental income while significantly boosting your property’s capital value.
Our Granny Flat Services
Whether you’re adding a studio for rental income or a full 2 bedroom dwelling for family, our licensed team delivers quality granny flats across Sydney.
Detached Granny Flat
A fully self-contained dwelling separate from your main home.
Attached Granny Flat
Built onto your existing home, sharing one wall.
Studio Granny Flat
A compact, cost-effective single-room secondary dwelling.
2 Bedroom Granny Flat
Spacious secondary dwelling perfect for family or rental income.
Garage Conversion
Transform your existing garage into a fully liveable granny flat.
Council Compliant Builds
We handle all DA approvals and council paperwork for you.
Benefits of Granny Flats
Investing in a granny flat is one of the smartest decisions you can make as a homeowner.
Increased Property Value
Adds $150,000+ to your home’s value
Generate Rental Income
Earn $400-$600+/week from a quality granny flat
House Family
Keep loved ones close with their own private space
Fast DA Approval
We handle all council paperwork for you
Get Started with Monstructions Today!
Are you ready to transform your land into a beautiful and functional space? Contact us today for a free quote and let our granny flat experts bring your vision to life. Experience the quality and dedication that set us apart from the rest.
Our Renovation Process
Initial Consultation
We start with a free consultation to discuss your ideas and requirements. Our team will guide you through the design possibilities, ensuring your vision is captured.
Design & DA Approval
We design your granny flat and manage the full council approval process.
Construction
Our licensed team builds your granny flat to the highest standard.
Final Inspection
Thorough inspection before handover to ensure everything is perfect.
How Much Does a Granny Flat Cost in Greenhills Beach?
Every granny flat is different. Click the button below to hear back from us within 2 hours!
Studio Granny Flat
Everything you need in a compact, smart design.- Single open-plan living space
- Kitchenette
- Bathroom
- Fully self-contained
- Council compliant
- Fixed price contract
- Tailored to your budget
1 Bedroom Granny Flat
One bedroom design for rental income or family.- Separate bedroom
- Full kitchen
- Full bathroom
- Living area
- Council compliant
- Fixed price contract
- Tailored to your style & needs
2 Bedroom Granny Flat
Two bedrooms for maximum space and rental return.- Two separate bedrooms
- Full kitchen
- Full bathroom
- Living area
- Council compliant
- Fixed price contract
- Fully customised to your vision
Why Greenhills Beach Homeowners Choose us?
As leading granny flat builders in Sydney, we pride ourselves on our commitment to quality and customer satisfaction. We make building simple, stress-free and done right the first time.
10+ Years of Building Experience
Our team has delivered hundreds of successful builds across Sydney; on time and within budget.
On Time, On Budget
We keep you informed at every step and never surprise you with hidden costs.
Trusted by Sydney Homeowners
From Sutherland Shire to the North Shore, homeowners trust us to deliver.
Licensed and Fully Insured
Every job is handled by licensed professionals. You get quality workmanship backed by full insurance.
Don't Take Our Word For It
"It took me a couple of months of research before choosing Monstructions. They have been nothing but amazing. They were extremely helpful throughout the process, made great suggestions to help me overcome some obstacles, assisted with any changes I wanted made to the flat and was very quick with responses. They took care of all the permits and made it was very easy and smooth process. Quality finish and craftsmanship. I'm so happy and I would highly recommend them to everyone. Thank you to the team for completing the flat in a matter of months, thank you for giving me a beautiful space I can call home. I absolutely love it."
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Joanne T.
"We recently received handover of our granny flat and we all couldn't be happier! From the initial meetings about design and budget right through to completion, everyone has been an absolute pleasure to deal with. The project was delivered early, on budget and the finishes are immaculate. My mum is thrilled to move into her house, we highly recommend Monstructions to anyone looking to build a granny flat!"
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Kimberly R.
"We found our experience with Monstructions to be excellent, from start to finish. Communication lines always open, clear and organised, delivered on everything they said they would in a timely fashion. The quality of workmanship is outstanding, and the final result exceeded our expectations. Our new space is not only beautifully designed but also incredibly functional. Thank you for making this such a positive experience!"
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Chris C.
Products we use
FAQS
Got a question?
How much does a granny flat cost in Greenhills Beach?
Granny flat costs in Greenhills Beach start from $120,000 for a studio, $150,000 for a one bedroom, and $180,000 for a two bedroom design. Your final investment depends on your block characteristics, selected finishes, and specific Sutherland Shire Council requirements. We provide detailed quotes tailored to your coastal property.
How long does it take to build a granny flat in Greenhills Beach?
Building a granny flat in Greenhills Beach typically takes 12 to 20 weeks from start to finish. The DA approval process through Sutherland Shire Council takes 4 to 8 weeks, followed by 8 to 12 weeks for construction. We manage the entire timeline to ensure your project stays on track.
Do I need council approval for a granny flat in Greenhills Beach?
Yes, all granny flats in Greenhills Beach require council approval under NSW planning laws, either through Development Application or Complying Development Certificate pathways. Monstructions handles the entire approval process with Sutherland Shire Council on your behalf. Our experienced team ensures your application meets all requirements for a smooth approval.
Can I build a granny flat on a beachside block?
Yes, Greenhills Beach’s generous coastal blocks are well suited to granny flat construction, provided setbacks and drainage requirements are met. Sutherland Shire Council has specific guidelines for coastal properties that we navigate expertly. Our designs complement modern beachside homes while maximising your valuable waterfront land.
Do you service all areas of Greenhills Beach and surrounding suburbs?
We service all areas of Greenhills Beach and surrounding suburbs including Cronulla, Woolooware, Kurnell. Call 1300 098 730 to discuss your project.


