Extra Firm Mattresses

Extra Firm Mattress

Looking for the best extra firm mattress to support your back and improve sleep quality? Our collection of extra firm mattresses is designed for superior spinal alignment, pressure relief, and long-lasting durability. Ideal for back sleepers, stomach sleepers, and anyone who prefers a solid, supportive feel, these mattresses help reduce motion transfer and minimize sagging over time. Shop top brands like Beautyrest, Aireloom, and more, featuring advanced innerspring and hybrid mattress technology. Whether you're upgrading your master bedroom or furnishing a guest room, find the best extra firm mattress for back pain and wake up refreshed. Available in Twin, Full, Queen, and King sizes—shop now and experience the difference of true support.

Complete Your Sleep System

queen size foundation in light gray

BOXSPRINGS & FOUNDATIONS
Two twin XL adjustable bases in light gray, the left one has its head portion lifted. The right one has both the head and foot raised.

ADJUSTABLE BEDS & POWER FOUNDATIONS

A queen size black metal bed frame with stationary feet.

FRAMES

A white king size pillow.

PILLOWS

A gray wooden bed with headboard and storage drawers underneath.

BEDS & HEADBOARDS

A bedding set in blue gray including a comforter and a pillow sham.

COMFORTERS & QUILTS

Need Help Choosing a Mattress?

The mattress experts at Gardner White have your back! Our Mattress Buying Guide can help you cut through all the confusion when you're shopping for a new mattress. Decades of collective experience went into creating the perfect guide for mattress shopping, check it out now!

We've also developed a list of the Best Mattresses of 2025. These include the Best Innerspring Mattress, the Best for Back Pain, and the Best Cooling Mattress among ten other 'Best Of' models. If you're looking for the best of the best in a new mattress, this list is your go-to guide to find youre perfect fit!

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  • Extra Firm Mattress Frequently Asked Questions

  • Is an Extra Firm Mattress good for back pain?

    Yes, they often are good for back pain. Extra firm mattresses support your back and help with proper spinal alignment so they can often help alleviate back pain.

  • Is an Extra Firm Mattress good for side sleepers?

    No, not really. Most people who sleep on their sides will experience extra pressure on their hips and shoulders when sleeping on an extra firm mattress.

  • How to make an Extra Firm Mattress softer?

    If you use an extra firm mattress for solid support but need it to be a bot softer for ideal comfort, here's what to do:

    1. Add a plush mattress topper to the bed.
    2. Use softer sheets.
    3. Consider switching to a softer mattress.
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