A clearer starting point
Mattress Lifespan Estimator
Review visible wear, support and comfort to decide what to check next. Age alone cannot predict remaining life.
How to use this calculator
- Review condition before replacement
- Identify wear signs
- Plan maintenance or upgrade decisions
Step 1 of 3 · Mattress Details
Tell us about your mattress
Comparing a repair with a replacement?
Compare replaceable comfort layers, material disclosures and warranty limits before choosing another mattress. Our guide includes a cost-per-year calculator using your own assumptions.
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How to Make Your Mattress Last Longer
Rotate Regularly
Follow the exact mattress manufacturer’s rotation instructions; some models should not be rotated.
Use a Protector
A high-quality waterproof protector blocks sweat, spills, and allergens that degrade foam layers.
Proper Support
Ensure your bed frame or box spring is sturdy. A sagging base will ruin even a brand-new mattress.
Practical essentials
Understand your next step
Open a topic for context and checks to make before deciding.
- 1
Enter mattress age and type
- 2
Add usage and rotation habits
- 3
Check visible comfort problems
- 4
Choose maintenance, topper, or replacement next steps
Age is only one signal
Foam density, coil quality, body weight, rotation habits, humidity, and protector use can make two mattresses of the same age feel very different.
Support problems matter most
Sagging, hammocking, new pressure points, and waking with pain are stronger replacement signals than a calendar date alone.
A topper is not always enough
A topper can improve surface comfort, but it will not fix a mattress with deep sagging or poor support under the comfort layers.
How long should a mattress last?
Many mattresses last about 7 to 10 years, but the real lifespan depends on materials, sleeper weight, use, care, and visible support loss.
What are signs that a mattress needs replacement?
Common signs include sagging, lumps, loss of edge support, increased pain, poor sleep, and feeling more comfortable away from your own bed.
Can a mattress topper extend mattress life?
A topper can add comfort to a structurally sound mattress, but it cannot restore support to a worn-out or sagging mattress.
Does rotating my mattress actually help?
Yes! Rotating (spinning it 180 degrees) helps distribute your body weight across different zones of the mattress, preventing premature impressions and sagging in specific spots.
How do I know if my mattress is causing my back pain?
These observations do not establish the cause of pain. Check the support and mattress condition, and seek qualified advice for persistent or worsening symptoms.
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