Single Mattresses

Shop single mattresses in the UK, measuring 90 x 190cm and available in memory foam, pocket sprung, and hybrid designs. The standard size for children's beds, teenagers, and single adult sleepers, across a full range of firmness options.

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    Salome Aloe Vera Memory Sprung Orthopaedic Mattress

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    Rhianna Grand Memory Foam Back Support Mattress

    Grand Memory Foam Back Support Mattress The Rhianna Grand Memory Foam Back Support…

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    Nehemiah Grand Memory Foam Pillow Top Mattress

    Luxury Memory Foam Pillow Top Mattress The Nehemiah Grand Memory Foam Pillow Top…

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    Mia Bella Open Coil Sprung Mattress

    Classic Open Coil Sprung Mattress for Everyday Comfort The Mia Bella Open Coil…

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    Eva Essential Pillow Top Mattress

    Essential Pillow Top Mattress for Added Softness The Eva Essential Pillow Top Mattress…

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    Eva Essential Back Support Mattress

    Essential Back Support Mattress with Firm Comfort The Eva Essential Back Support Mattress…

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Designed for modern living

Single Mattresses: Finding the Right One for the Right Sleeper

A single mattress at 90 x 190cm is the most used children's mattress size in the UK and a common choice for teenagers and single adult sleepers too. It is wide enough to sleep comfortably and long enough for most adults, while fitting into the bedroom layouts that most single beds are designed around.

For children, a single mattress is typically the first full-size mattress they will use and often the one they stay on through primary and secondary school. At this stage, a medium-firm to firm mattress is worth prioritising over a softer option. Children's bodies are still developing, and a supportive, flat sleeping surface contributes to better spinal alignment through those years. A mattress that is too soft will conform more than it supports, which is not ideal during growth.

For teenagers, the priorities shift slightly. Teenagers tend to sleep more deeply and for longer, and they are more likely to have a preference about feel. A medium-firm hybrid or pocket sprung single mattress tends to work well for most teenagers, offering the support of springs with enough surface comfort to feel relaxed rather than purely functional.

For single adult sleepers, the single mattress is a practical choice in smaller rooms, spare bedrooms, or for those who simply do not need or want a wider sleeping surface. At 90cm, it is workable for most adults who sleep reasonably still, though those who move around a lot during the night may find the width limiting.

When buying a single mattress, confirm whether the bed frame takes a standard single at 90 x 190cm or a small single at 75 x 190cm. These sizes are not interchangeable, and the difference of 15cm in width means a standard single will not sit correctly in a small single frame.

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Frequently Asked Questions

A standard UK single mattress measures 90 x 190cm, also referred to as 3ft wide. Always check this against your bed frame's internal dimensions, as small single frames at 75 x 190cm are also common and require a different mattress size.

A medium-firm to firm mattress in a pocket sprung or hybrid construction is generally the best choice for children. It provides the flat, supportive surface that developing spines benefit from during sleep, without being uncomfortable.

Yes, a single mattress is a practical choice for adult single sleepers, particularly in smaller rooms or spare bedrooms. At 90cm wide, most adults who sleep on their back or side will find it adequate, though those who move around a lot may prefer the extra width of a small double.

A well-made single mattress should last between 7 and 10 years with normal use. Signs of wear include visible sagging, reduced spring-back, or waking with aches that were not there before. Children's mattresses used through rapid growth stages may need replacing sooner.

Most UK single beds take a standard single mattress at 90 x 190cm, but some children's beds, cabin beds, and bunk beds are built to the small single size at 75 x 190cm. Always check the internal frame dimensions before ordering to confirm which size is needed.