Granny Flat Builders Kyle Bay
Monstructions specialises in granny flats Kyle Bay, building quality secondary dwellings for homeowners across this exclusive Georges River enclave. Our licensed team handles everything from DA approval through to handover, and we proudly serve nearby suburbs including Blakehurst, Oatley and Hurstville.
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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 Kyle Bay’s prestige waterfront properties, delivering quality secondary dwellings that complement the established character of this exclusive Georges River enclave. We’re proud to serve homeowners throughout Kyle Bay and nearby suburbs including Blakehurst and Oatley, with our licensed team managing everything from DA approval through to handover.
Kyle Bay Granny Flats Built Around Your Property
Kyle Bay features prestige waterfront properties built predominantly from the 1960s onwards, with many contemporary luxury homes occupying generous blocks ranging from 600 to 1200 square metres. These spacious allotments provide excellent opportunities for granny flat additions, with most properties offering level rear gardens or side access suitable for secondary dwelling construction. The substantial block sizes allow for quality self-contained granny flats without compromising the main residence or outdoor entertaining areas.
We build granny flats throughout Kyle Bay, Blakehurst, Oatley, Hurstville, Connells Point and Carss Park, with extensive knowledge of Georges River Council requirements and approval processes. Our designs are tailored to the larger block sizes typical of this prestige area, ranging from studio configurations through to spacious two bedroom granny flats with premium finishes. We understand the specific requirements for waterfront and elevated sites common throughout these exclusive riverside suburbs.
Kyle Bay’s prestige property market has remained resilient, with strong demand for quality rental accommodation from professionals and downsizers seeking waterfront lifestyle proximity. A well appointed two bedroom granny flat can achieve $650 to $750 per week in rental income, providing excellent returns for homeowners. With limited new housing supply in this tightly held enclave, now is an ideal time to add a granny flat and capitalise on sustained rental demand.
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 Kyle Bay?
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 Kyle Bay 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 Kyle Bay?
Granny flat costs in Kyle Bay start from around $120,000 for a studio, $150,000 for a one bedroom, and $180,000 for a two bedroom configuration. Final costs depend on your specific block characteristics, choice of finishes, and Georges River Council requirements. Premium finishes and waterfront site considerations may increase the investment for prestige properties in Kyle Bay.
How long does it take to build a granny flat in Kyle Bay?
The complete process typically takes 12 to 20 weeks in Kyle Bay. Development application approval through Georges River Council usually takes 4 to 8 weeks, followed by 8 to 12 weeks for construction. We manage the entire timeline from council submission through to final handover.
Do I need council approval for a granny flat in Kyle Bay?
Yes, all granny flats in Kyle Bay require council approval under NSW planning regulations, either through a Development Application or Complying Development Certificate. Monstructions handles the entire approval process with Georges River Council, ensuring your granny flat meets all regulatory requirements. Our experienced team manages all documentation and liaises directly with council on your behalf.
Can I build a granny flat on a sloping waterfront block in Kyle Bay?
Yes, many Kyle Bay properties feature sloping sites toward the Georges River, and we regularly design granny flats for these challenging blocks. Our designs can incorporate split levels, retaining walls and pier and beam foundations to suit the topography. We work closely with engineers and Georges River Council to ensure compliant and structurally sound solutions for elevated and waterfront sites.
Do you service all areas of Kyle Bay and surrounding suburbs?
We service all areas of Kyle Bay and surrounding suburbs including Blakehurst, Oatley, Hurstville. Call 1300 098 730 to discuss your project.


