Open-plan homes aren't new. The idea is simple: two or more shared spaces with separate but related functions, joined into one.

Before the 1940s, the kitchen in most homes sat towards the back of the house. It was treated as a service area, and guests were entertained in separate rooms. After the Second World War, that started to shift. Young families wanted less formal homes, and space in growing cities was getting harder to find.

Architect Frank Lloyd Wright had been an early champion of the idea, designing homes with the kitchen as a central element. As the open floor plan caught on, cooking, dining and living areas were increasingly joined together. The payoff? It became easier for families to connect and keep an eye on the kids.

In recent years, though, the appeal of a little separation has crept back in. You don't have to rebuild walls to get it. With thoughtful furniture placement and decor, each area can have its own purpose while the room keeps its open feel. Here are six ways to do it.

1. Turn the Sofa to Frame the Living Zone

Instead of lining the sofa up along a wall, turn it around. Face the backs of the sofa and armchairs out towards the rest of the room.

It's a small change, but it frames the living area straight away. Suddenly there's a smaller, more intimate setting inside the bigger space. Add a rug underneath and the zone becomes even easier to read.

2. Create a Room With a Rug

A room doesn't need four walls. A rug can do a lot of the work. Laid out in a larger space, it quietly tells the eye where the lounge starts.

Contrast is your friend here. Keep the kitchen floor bare, whether it's tiles or timber, and it reads as a practical space. Put a plush rug in the sitting area and it becomes somewhere cosy to settle in and talk. You can also layer a smaller rug over a larger one to show that part of the space is used differently.

3. Mix Up Your Seating

Seating says a lot about what a space is for. A generous L-shaped sofa around a coffee table or fireplace? That's the living room. High stools pulled up to the kitchen bench make an easy breakfast spot. And straight-backed chairs around the table mark out where meals happen.

Put them together and you get physical and visual separation. No partitions required.

4. Add a Focal Point to Each Zone

Give every area something striking to look at. It helps the eye separate the living, dining and kitchen spaces, and it makes the whole room more interesting.

Over the dining table, a statement pendant does the job nicely. In the living area, try a well-styled coffee table or a bold piece of artwork. Either one anchors the space.

5. Use Lighting and Screens for Separation

Lighting can separate zones, too. Keep it soft and diffuse in the living area, hang pendants over the dining table and use task lighting in the kitchen. It's a subtle way to set each area apart.

Need something firmer? Look at non-permanent barriers. A folding screen is portable, low commitment and easy to move when you want the space open again. A decorative timber or metal divider is a different story. It's harder to shift, but it makes a bold visual statement.

6. Carry the Zones Outside: An Australian Take

Some Australian home designs push open-plan living further still. The kitchen, meals and family areas flow out to a covered alfresco, and that outdoor space becomes one more zone for entertaining and relaxing.

Materials can help with zoning, too. Picture a marble-heavy kitchen next to warm timber in the living area. The contrast lets each space feel distinct, even though the layout stays open.

Choosing pieces for a large, connected space takes some care. A photo can't tell you how a sofa feels to sit on, which is why seeing furniture in person before you buy is worth the effort. A showroom visit can let you browse collections and get a firsthand sense of each piece's quality and craftsmanship.

At a Sydney showroom, for example, you can see pieces up close and ask for advice on how they might work in your space. Wherever you live, the same idea holds: see furniture in person before deciding what belongs in your home.

Map Your Zones Before You Buy Furniture

One last tip before you order anything. Grab some painter's tape and mark out each zone on the floor, including the rug, the sofa's footprint, the dining table and the walkways in between. Then live with it for a few days.

It's a simple step. It can make tight spots easier to notice, and it gives you a clearer brief when you start choosing furniture for each zone.

 Jenny Kakoudakis likes to blog about interiors. She launched award-winning Seasons in Colour in 2014 and the luxury interior design blog All The Pretty Homes in 2024. When she is not chasing criminals out of the financial system (her day job), she gets creative by redecorating her own home.