Ninderry

  • 293
6
4.5
2
2
293m2
View Design

Sarina

  • 333
6
4
2
2
333m2
View Design

Yarraville

  • 428
6
4.5
4
2
428m2
View Design

Belmont

  • 190
3
2
2
2
190m2
View Design

Sherwood

  • 245
4
3.5
2
2
245m2
View Design

Coolum Guest

  • 250
4
3
3
2
250m2
View Design

Malvern

  • 416
4
2.5
2
2
416m2
View Design

Cleveland

  • 262
5
2
2
2
262m2
View Design

Parklands

  • 280
6
2
2
2
280m2
View Design

Cumberland

  • 306
6
4
2
2
306m2
View Design

Kooyong

  • 486
4
6.5
2
2
486m2
View Design

Brunswick

  • 458
8
4.5
4
2
458m2
View Design
View All Designs

Built for two households that live in harmony

A duplex often begins with a practical goal, but it’s the day-to-day moments that make it special. One front door opens to a quiet evening routine; the other to lights flicking on as someone arrives home from work. Separate kitchens ticking along independently. The kind of setup where each home feels complete, comfortable, and easy to live in.

That’s what our duplex home designs in VIC are built around. Layouts that feel intuitive from day one, like bedrooms strategically positioned for quiet retreat, and outdoor spaces that invite connection. It’s a design that works comfortably for today, while keeping future options open—whether that means housing family, creating independence under one roof, or choosing to rent later on.

Modern duplex house designs in VIC, made by a team that cares

Building a duplex means balancing planning requirements with long-term return. That includes driveway access that works independently, parking that’s practical for tenants, and layouts that sit comfortably within setback and subdivision guidelines.

With more than 60,000 homes built across Australia, we understand how to design duplex homes that perform beyond the build itself. Whether your priority is rental yield, resale flexibility, or future use, we help shape designs that remain functional and comfortable over time.

Design a duplex that fits your block, your plans, and your pace of life. Start exploring our duplex house plans in VIC today.

FAQs

  • What is a duplex?

    A duplex is two separate dwellings with separate titles. Both dwellings front the same street and share an adjoining wall. They can exist on one land title (owned and sold together), or separate titles (individually owned and sold). The land that the duplexes are built on can be subdivided. The subdivision laws are the main difference between dual occupancy and a duplex. Learn more about the difference between duplex and dual occupancy homes.

  • What are the benefits of building a duplex?

    A duplex offers flexibility that suits many building goals. Some homeowners choose to live in one home and sell or rent the other, helping offset build costs. Others build both dwellings as an investment, creating two income streams from a single block without the complexity of body corporate arrangements. Duplex homes also allow buyers to enter locations where a traditional house and land package may be out of reach, while still owning a standalone home with its own title.

  • Can your duplex home designs be customised?

    Absolutely. Our duplex home designs in VIC can be customised around how you want each home to be lived in. For example, you might want to extend the patio for outdoor entertaining or carve out a quiet study nook where teens can focus away from busy living areas. Your New Homes Consultant can help you shape the details so the design works for how you plan to live or invest.

  • Can each side of the duplex be different inside?

    Yes, it can. If you’re building to live in one and rent the other, or have different needs for each residence, we can work with you to design two distinct floor plans or vary the finishes. You’ll still benefit from a cohesive external look, but inside, each home can feel uniquely tailored.

  • Are these designs suitable for Victoria's climate?

    Yes. Our duplex houses in VIC are carefully designed to cater for the local climate and changing seasons. We consider solar orientation—including optimising for a north-facing aspect—to capture natural light throughout the day and help your home feel bright, warm and inviting. With smart insulation and thoughtful cross-ventilation, our homes are designed for year-round comfort—whether you’re facing chilly mornings or a summer scorcher.

  • How do I get started?

    Simply contact the team at G.J. Gardner Homes. Your New Homes Consultant will help you explore duplex home designs in VIC, talk through customisation options, and get the process started smoothly. We’re excited to turn your vision into reality!