Granny Flat Builders Sydney: Affordable New Builds for NSW Properties
Custom Designer Homes specialises in granny flat construction as part of new build services across Sydney and NSW, delivering compact, compliant secondary dwellings that add value to your property. These standalone units are designed for family accommodation, rental income or home offices, with full council approvals, site-specific layouts and quality finishes from foundation to handover.
Whether it’s a custom luxury home, dual occupancy development, multi-dwelling housing project or renovation for a modern office in NSW, our team ensures that every detail is meticulously planned and executed.
Popular Granny Flat Designs & Sizes
Choose from studio, 1-bed or 2-bed layouts tailored to your block’s size (min. 450sqm), slope and council zone.
Studio granny flats (20–40sqm): Compact open spaces for guests, teens or $350–$450/week rentals
1-bedroom units (40–50sqm): Kitchenette, bathroom and living for independent living or $450–$550/week income
2-bedroom family flats (50–60sqm): Ensuites, laundry and separate entry for multi-gen homes or $550–$650/week yields
Custom Designer Homes is a trusted and innovative team of experts, delivering high-quality drafting services in Sydney. We specialise in residential, commercial and industrial drafting solutions to meet all your design, planning and construction needs. With precision, creativity and industry expertise, we transform your ideas into practical designs that bring your project to life.
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- 0456 030 000
- info@customdesignerhomes.au
- 18 Olea Street Marsden Park NSW 2765
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