The Average UK Mattress is 6.4 Years Old. Is Yours Older?

You could probably tell us how old your car is. Your phone, definitely. Your washing machine, roughly. Your mattress? That one’s usually a shrug and a rough guess.

So, we asked. In our 2026 UK Sleep Survey, we put the question to 2,000 adults, and the average came out at 6.4 years. Around a quarter of us are sleeping on one that’s 9 years or older.

This article’s about where you sit on that scale, and what else in your bed is getting on a bit. If you’d rather cut straight to the timeline and warning signs, our full guide on when to replace your mattress has those covered.

Our experts recommend replacing your mattress every 8 years. By then, most have given up a good chunk of their original support and comfort, even when nothing looks obviously wrong from the outside. The exact timing shifts depending on the type of mattress, how kindly it’s been treated and how many nights a week it’s actually slept on. The spare room mattress will happily outlast the one you’re in every night.

Average mattress age climbs steadily with the age of the person sleeping on it, and there’s nearly three years between the youngest and oldest groups:

• 18 to 24: Average 4.8 years, with 13% on a mattress 9 years or older.
• 25 to 34: Average 5.0 years, with 17% at 9 years or older.
• 35 to 44: Average 5.6 years, and the figure climbs to 21%.
• 45 to 54: Average 6.7 years, and now more than a quarter, at 26%.
• 55 to 64: Average 7.5 years, with 30% at 9 years or older.
• 65 and over: Average 7.7 years, with 31% at 9 years or older.

A lot of that is simply life. Younger adults move more often, share flats and inherit the odd hand-me-down, so mattresses get swapped for reasons unrelated to wear. Once you settle somewhere, the bed tends to settle too.

The mattress gets all the attention. Meanwhile, everything under it and on top of it has been racking up years of its own.

Bed frames
The average UK bed frame is 9.3 years old. Nearly three in 10 of us are sleeping on one that is 11 years or older. The spread by age is even wider than for mattresses, ranging from 5.4 years for 18 to 24s to 13.1 years for the over 65s.

A tired base matters more than most of us expect. A sagging set of slats or a worn divan will pull a perfectly good mattress out of shape along with it, so it’s worth checking the two together.

Pillows
Average age: 3.6 years. Almost one in five of us is on pillows that are six years or older. And here the pattern turns on its head. The 18 to 24 year olds have the newest mattresses in the country and, at 4 years, the oldest pillows.

We recommend replacing pillows every 2 years. A pillow’s fillings compress and lose their support long before a pillow looks worn out, so yours can seem perfectly fine while doing very little for your neck. Yellowing is the other giveaway, and that’s sweat and skin oils working their way into the pillow. Our guide to choosing the right pillow covers what to look for, and a pillow protector will buy you another 6 to 12 months on average.

Duvets
Average age: 4.6 years. A third of us have had our current duvet for two to three years, and a quarter have been sleeping under the same one for six years or more. Tog rating and filling both lose their edge over time, which is worth knowing if you’ve spent a winter blaming the heating. Our duvet buying guide covers what to look for.

Two things happen as a mattress gets older. It stops holding you up as well as it did, and it gathers a fair bit of dirt along the way.

Support is the first thing you may notice. Fillings compress, springs soften, and the surface stops pushing back evenly, which changes how your spine sits for eight hours at a stretch.

Waking up stiff is usually the first clue. We have more on neck, back and hip pain after sleeping and on choosing a mattress for back pain.

The other half is harder to spot, because a mattress spends its whole life hidden under a sheet. It takes on sweat, moisture and dead skin, which are exactly what dust mites live on. Cambridge University Hospitals NHS Foundation Trust notes that dust mites feed on the skin cells we shed, prefer warm, humid conditions and are found in mattresses and bedding. The allergic reaction comes from their droppings, which stay put long after the mites themselves have gone.

Cleaning helps, though it’s the job most of us forget. A quarter of UK adults told us they’d never cleaned their mattress at all, and where you live makes a surprising difference. That runs from 31% in the South East and 29% in the South West down to 19% in London.

To find out what builds up in your mattress over a longer stretch, we have a separate piece on the health risks of an old mattress.

Children’s mattresses are replaced on a different schedule, and growth drives it. A child outgrows the support they need and the bed they’re in long before the mattress itself gives up.

One cot mattress normally sees you through the baby stage, since they’re waterproof, hypoallergenic and come with washable covers. From there, it’s a toddler mattress, then a kids’ single mattress that’ll usually carry them through to their teens. If they end up in a bunk, you’ll need a bunk bed mattress to match, and plenty of teenagers move up to a double mattress for the extra room. Our guide on what mattress your child needs has the details.

None of this will turn back the clock on a nine-year-old mattress. If yours is somewhere in the middle of those numbers, though, a bit of care buys you time:

• Use a mattress protector. You can’t put a mattress in the wash, so a protector is the only washable thing standing between you and it.
• Rotate it every 3 to 6 months so your weight isn’t always landing in the same spot. Double-sided mattresses need turning as well as rotating.
• Air it. Pull the covers back for half an hour in the morning instead of making the bed straight away, and let the moisture out. A good excuse for anyone who was never keen on making the bed.
• A mattress topper can add comfort to a mattress that’s still structurally sound, though it won’t rescue one that’s started to sag.

Our mattress care guide goes further, and there is separate advice on caring for a memory foam mattress, which has its own set of rules.

The old one has to go somewhere, and this is where the survey threw up a surprise. We asked what people would do with a mattress they no longer wanted. 38% said they’d take it to the tip. Only 26% said they’d recycle it through a mattress retailer.

Which is a pity, because the retailer route is usually the easier one, and it saves you wrestling a super king into the back of an estate car. Our mattress recycling service collects the old one and takes it to a specialist facility where the springs, foam, and fabric are all recovered – nothing ever goes to landfill.

If you’ve ever wondered what happens after that, we followed the whole process of where mattresses go when you recycle them.

If you’re at that point, Sleepmatch takes the guesswork out of choosing your next mattress, and our personal comfort guide explains what the tension ratings actually mean.