
"Building Quality Homes & Commercial Spaces Across Sydney"
"Specialists in New Builds, Knockdown Rebuilds, Renovations, Granny Flats & Commercial Construction Projects."
"Trusted by Sydney homeowners and developers for reliable, high-quality construction services."
"Delivering tailored building solutions for residential and commercial projects across NSW."
"From concept to completion, we turn your vision into reality."
Your Trusted Sydney Builder for Residential & Commercial Projects
At State Property Development, we’re a fully licensed and experienced builder based in Sydney, specialising in new home construction, duplexes, granny flats, knockdown rebuilds, home extensions, and renovations. We also deliver high-quality commercial builds and office renovations, tailored to meet your business needs.
With a strong focus on clear communication, smart planning, and superior craftsmanship, we turn your vision into reality—whether it’s a custom-designed home or a functional commercial space. Our team expertly manages every stage, from design and approvals to material selection and construction, ensuring projects are delivered on time, on budget, and beyond expectations.
Let’s build something great together.
✅ Call-to-Action:
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"Get a Free Quote Today – Let’s Start Building Your Dream."
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"Contact Us Now to Discuss Your Residential or Commercial Project."
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"Book a Consultation – We’ll Help You Plan with Confidence."
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"Start Your Build with Sydney’s Trusted Construction Experts."
"Built on Trust. Driven by Quality."
"Sydney’s Specialists in Custom Homes & Commercial Construction."
"Your Vision. Our Craftsmanship."
"Where Quality Meets Reliability – Every Time."
Our Services
At State Property Development, we offer a complete range of residential and commercial construction services across Sydney and NSW. Whether you’re building a brand-new home, renovating an existing space, or developing a commercial site, our expert team is here to bring your vision to life—on time and within budget.
🏠 Residential Construction
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New Home Builds – Custom-designed homes tailored to your lifestyle and land.
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Duplex Construction – Smart, stylish, and high-return dual occupancy solutions.
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Granny Flats – Affordable, functional secondary dwellings for family or rental income.
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Knockdown Rebuilds – Replace your old home with a fresh, modern build without changing your address.
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Home Extensions & Additions – Add space and value to your home with seamless design integration.
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Renovations – Transform kitchens, bathrooms, or entire homes with expert craftsmanship.
🏢 Commercial Construction
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Commercial Builds – From ground-up developments to interior fit-outs for retail, childcare, and office spaces.
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Office Renovations – Upgrade your workplace with minimal disruption and a polished finish that reflects your brand.
We manage the full process—from planning and design approvals to construction and final handover—making your building journey smooth, efficient, and stress-free.
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Duplex Construction in Sydney
At State Property Development, we specialise in smart, high-quality duplex builds that maximise your land value and deliver strong investment returns. With expert design, fixed pricing, and end-to-end project management, we make the building process seamless and stress-free.
✔ Custom designs tailored to your block ✔ Council approvals & full project management ✔ Reliable, on-time delivery with no hidden costs
Build smarter. Build with State Property Development.

New Home Construction in Sydney
At State Property Development, we specialise in building custom-designed homes that combine style, sustainability, and luxury. Our team ensures every detail reflects your vision, from eco-friendly designs to high-end finishes—all delivered on time and within budget.
✔ Tailored designs to suit your lifestyle ✔ Energy-efficient, eco-friendly solutions for sustainable living ✔ Luxury inclusions and premium materials ✔ Expert project management from start to finish ✔ Fixed pricing with no hidden costs
Build your dream home with State Property Development—where luxury meets sustainability.

Granny Flats in Sydney
At State Property Development, we specialise in designing and building granny flats that offer practical, stylish solutions for extra space or rental income. Our team delivers high-quality, cost-effective builds with expert guidance every step of the way.
✔ Custom designs to suit your needs and budget ✔ Ideal for family living or rental opportunities ✔ Quick approval and efficient construction ✔ Energy-efficient, modern finishes
Add value and flexibility to your property with a custom-built granny flat.

Home Extensions & Additions in Sydney
Running out of space? At State Property Development, we specialise in custom home extensions and additions that provide more room for your growing family while significantly increasing the value of your home.
✔ Ground and second-storey extensions ✔ Smart designs that blend seamlessly with your existing home ✔ More space for living, entertaining, or a growing family ✔ Boosts property value and lifestyle appeal ✔ Council approvals, project management & fixed pricing
Invest in your home’s future—extend with State Property Development.

Commercial & Office Renovations in Sydney
At State Property Development, we specialise in commercial construction and office renovations that enhance functionality, reflect your brand, and add long-term value. Whether it's a modern office fit-out or a full commercial refurbishment, we deliver tailored solutions on time and within budget.
✔ Expert in retail, office, and childcare renovations ✔ Minimal disruption to your business operations ✔ High-quality finishes and compliance with all building codes ✔ End-to-end project management and fixed pricing
Upgrade your workspace with State Property Development—where professionalism meets precision.
"Transform Your Space with Expert Construction Services" "Get Started Today – Contact Us for a Free Consultation!"
At State Property Development, we specialise in delivering high-quality, custom-designed construction projects across Sydney and NSW. Whether you're planning a new home build, office renovation, or warehouse construction, our experienced team ensures a seamless experience from design to completion.
Let's bring your vision to life – reach out now to discuss your project!
Frequently Asked Questions
1. What types of construction projects do you specialise in? We specialise in new house construction, duplexes, granny flats, knockdown and rebuilds, extensions and additions, renovations, childcare centres, and commercial and warehouse builds.
2. Are you a licensed builder in NSW? Yes, State Property Development is a fully licensed and insured builder in New South Wales, with years of experience in residential and commercial construction.
3. How long does it take to build a new home or duplex? Construction timelines vary depending on the project, but on average, a single home or duplex takes 6 to 9 months from council approval to completion.
4. Can you help with council approvals and permits? Absolutely. We handle the entire process, including DA (Development Application) and CDC (Complying Development Certificate) submissions, ensuring all construction is fully compliant with local regulations.
5. Do you offer custom home designs or use standard plans? We offer both! Our team can work with your custom design ideas or provide pre-designed plans tailored to your land and lifestyle.
6. Can I live in my house during a renovation or extension? In many cases, yes. Depending on the scope of work, we can plan renovations in stages to minimise disruption and ensure safety during construction.
7. Do you build energy-efficient homes? Yes, we integrate sustainable building practices and energy-efficient materials to help reduce your energy bills and environmental impact.
8. What areas do you service? We primarily serve Sydney and surrounding areas of New South Wales, and have also expanded services into South East Queensland, including Brisbane and the Gold Coast.
9. Do you provide fixed-price quotes? Yes, we offer detailed fixed-price contracts so you know exactly what to expect—no hidden costs.
10. How do I get started with my project? Simply contact us for a free consultation. We’ll discuss your needs, inspect your site, and guide you through the entire design and construction process.
Contact Us
Address
Baulkham Hills NSW 2153, Australia
Phone
1300 998 678 or 0451 151 336ABN
44641025863
Operating Hours
Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday - 8am - 4.30pm
Saturday 9am - 3pm
Sunday - Closed
Social Media Links
Follow us on Facebook and Instagram @statepropertydevelopment to stay updated with our latest construction projects, behind-the-scenes progress, design inspiration, client testimonials, and expert building tips. See our completed homes, duplexes, granny flats, renovations, and more—plus get ideas for your next project!
"Your Trusted Builder for Residential & Commercial Construction"
At State Property Development, we specialise in custom home builds, duplexes, granny flats, renovations, extensions, commercial construction, and office or warehouse fit-outs. With licensed expertise, a client-first approach, and attention to detail, we deliver projects on time and within budget—turning your vision into reality.
Welcome to State Property Development
At State Property Development, we bring your building dreams to life with expert craftsmanship, clear communication, and reliable service. Based in Sydney, our team is fully licensed and experienced in a wide range of residential and commercial construction services.
Whether you're looking to build a custom-designed home, develop a duplex for investment, add a granny flat for extended family, or transform your space with a renovation or extension, we’ve got you covered.
We also specialise in office renovations, warehouse builds, and childcare centre construction, helping businesses grow with functional, compliant, and stylish spaces.
Why Build With Us?
Fully licensed and insured builder in NSW
Specialising in complex sites and custom designs
End-to-end project management
Fixed-price contracts with no hidden surprises
Commitment to quality, communication, and client satisfaction