Buying a mattress is a big decision. It’s not something we do often, and once it’s in place, it quickly becomes part of everyday life. But how long should a mattress really last before it’s time to replace it?

If you’ve ever wondered whether your mattress is still doing its job properly, you’re not alone. Many people sleep on the same mattress for far longer than recommended — often without realising the impact it can have on comfort, support, and sleep quality.


So, how often should you replace a mattress?

As a general rule, most mattresses should be replaced every 5–10 years. However, this can vary depending on the type of mattress, how often it’s used, and how well it’s been cared for.

A high-quality, well-maintained mattress made with durable materials may last longer, while cheaper or foam-heavy mattresses may need replacing sooner.


Signs it might be time for a new mattress

Even if your mattress isn’t “old” by the calendar, there are clear signs it may no longer be supporting you properly:

  • You wake up with aches or stiffness
  • The mattress has visible dips, sagging, or lumps
  • You feel more comfortable sleeping away from home
  • You notice increased allergies or disrupted sleep
  • The mattress feels too soft or too firm compared to when it was new

If one or more of these sound familiar, your mattress may no longer be working as it should.


Does mattress type affect lifespan?

Yes — very much so.

Pocket sprung mattresses tend to last longer, especially when turned and rotated regularly.

Natural mattresses made with wool, cotton, and other breathable fibres often age better and maintain support for longer.


Foam and memory foam mattresses can lose structure more quickly, particularly in high-pressure areas.

Choosing quality materials from the start can make a noticeable difference to longevity.


Can a mattress still look fine but need replacing?

Absolutely. A mattress doesn’t need to look damaged to stop supporting your body correctly. Internal fillings compress over time, meaning you may lose support long before obvious wear appears.

This is why many people only realise their mattress needs replacing after sleeping on a newer one elsewhere.


Getting the most from your mattress

To extend the life of your mattress:

  • Rotate it regularly
  • Use a breathable mattress protector
  • Ensure it’s paired with a supportive base
  • Avoid sitting in the same spot repeatedly


Final thoughts

Your mattress plays a vital role in your health, comfort, and sleep quality. If yours is approaching the end of its lifespan — or no longer feels supportive — replacing it could be one of the simplest ways to improve how you sleep and feel each day.


At Now to Bed, we believe great sleep starts with the right mattress — one that supports you properly, night after night.