Single Mattresses
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  • Most advanced
    A single bed with a teal mattress and wooden frame, adorned with white and orange pillows. A round wooden side table with a white lamp is nearby. A bedroom with a wooden bed featuring a grey mattress and peach cushion. A round wooden side table with a white lamp is nearby. Decorative bunting hangs above. Mattress with advanced ergonomic support, featuring a white and grey five-zone design for tailored body contouring. Koala Plus Mattress

    Koala Plus Mattress

    4.8 (1182)
    Koala Plus Mattress

    Advanced support & cooling with seasonal and firmness adjustment.

    Single, 6 Sizes
    $1,050
    $1,050
    Single
  • Most awarded
    Bedroom with a wooden bed frame, light green mattress, neutral bedding, and matching bedside table. Minimal decor with a cosy chair nearby. Bedroom with a wooden bedframe, light green mattress, and matching bedding. Wooden side table, lamp, and soft beige rug complement the room. Mattress with essential ergonomic support features, highlighting three zones: shoulders, hips, and legs. Text on muted green background. Koala Mattress

    Koala Mattress

    4.8 (2628)
    Koala Mattress

    Australia's top-rated mattress, enhanced support and comfort.

    Single, 5 Sizes
    $890
    $890
    Single Flippable Firmness
  • Most affordable
    Modern bedroom with a wooden bed frame, light grey mattress, and patterned cushions. A green chair, guitar, and cactus accent the room. Modern bedroom with a wooden bed frame, light grey mattress, and patterned cushions. A green chair, guitar, and cactus accent the room. Mattress with grey layers, promoting essential ergonomic support. Highlights three zones for shoulders, hips, and legs to fit body curves. Koala SE Mattress

    Koala SE Mattress

    4.8 (764)
    Koala SE Mattress

    Cloud-like comfort at a price that will have you smiling in your sleep.

    Single, 5 Sizes
    $650
    $650
    Single
  • Limited Edition
    New
    Koala x Bluey Snoozytime Mattress Koala x Bluey Snoozytime Mattress Koala x Bluey Snoozytime Mattress Koala x Bluey Snoozytime Mattress

    Koala x Bluey Snoozytime Mattress

    Koala x Bluey Snoozytime Mattress

    Soft marshmallowy comfort and playful Bluey-inspired bits in the dreamiest bed ever.

    Single, 1 Size
    $490
    $490
    Single

Shop Single Bed Mattresses For Everyday Aussie Sleep

Space-Savvy Single Bed Mattress Comfort For Small Rooms

A single bed mattress from this collection turns a narrow room into a cosy sleep zone that still has space for a desk or storage. The foam layers are built to support smaller bodies as well as adults, with pressure relief through the shoulders and hips and a surface that stays comfortable across the night. Many people type in “best single bed mattress for kids and guests” and want something that works for both, so this range leans into a medium feel that suits a mix of sleep styles. Looking for a single mattress that fits a compact room and still feels good for weekend visitors or sleepovers?

Single Mattress Options For Kids, Guests And Shared Homes

These single bed mattresses slot into real-life setups, from bunk beds and kids’ rooms to spare rooms that double as home offices. The mattress arrives in a box that fits through lifts and tight hallways, then springs out to full size on your existing single bed base. Breathable foams and covers help manage temperature on warm Aussie nights, and the standard single size means fresh sheets and protectors are easy to find. You can team your single mattress with Koala pillows, bedding and kids furniture to build a full room that feels fun for them and low-fuss for you.

Shop similar collections: Mattresses | Single Bed Bases | Kids Bedroom Furniture | Bedroom Furniture | Bedding

Supportive Single Bed Mattresses That Grow With You

Trying to find a single bed mattress that works now and still feels comfy as kids grow or housemates change? Koala single mattresses are designed in Sydney with long-lasting foams, sturdy construction and a 120-night trial, so you get time to test them properly at home. Koala backs its bedroom range with responsible materials and support for Australian habitats through partnerships like WWF, which turns your new single mattress into a choice you can feel good about. From first “big kid” beds to spare rooms that see a steady flow of mates and family, these single bed mattresses are built to move with you, handle real life and keep sleep feeling sorted.

FAQs about single mattresses

What should I consider when buying a single bed mattress?

Consider factors such as your comfort preferences (extra firm or medium mattress), the materials used, your budget, and whether you want features such as hypoallergenic properties or cooling technology.

Do single beds have weight limits?

Yes, weight limits can vary depending on the bed frames and mattress type. Generally, they are designed to comfortably support one adult; consult the manufacturer or retailer for exact limits.

How firm or soft is the single mattress, and is it suitable for my sleeping position?

The firmness of a single mattress can vary widely, ranging from medium firm to firm. The ideal firmness level depends on your personal preference and sleeping position. 

Side sleepers often benefit from a medium-firm mattress that cushions the shoulders and hips, while back and stomach sleepers may prefer a firmer surface to maintain proper spinal alignment.

Are there any specific care instructions or maintenance requirements for the mattress?

To maintain your single mattress in optimal condition use a mattress protector to guard against spills and stains, and vacuum the surface regularly to remove dust and allergens. Avoid jumping on the mattress to prevent damage to the internal structure.

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