Back Sleeper King Mattresses

Achieving a restful night's sleep is essential for overall well-being, and finding the right mattress can make all the difference. For those who prefer to sleep on their backs, choosing from our selection of back sleeper king mattresses can help promote optimal comfort and support throughout the night. These mattresses are designed with back sleepers in mind, offering a spacious surface that accommodates various sleeping positions while ensuring proper alignment. Explore our collection to discover the perfect king-sized mattress that caters to your unique needs and transforms your sleep experience.

Sort & Filter

Sleepy's Basic Innerspring Firm Mattress

7957

Starting at

$250⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain

Beautyrest Greenwood 10.5" Firm Mattress

3120

Starting at

$520⁹⁹

$1300⁹⁹

$780 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1124

Starting at

$2000⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Toss and Turn
Pain

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

2591

Starting at

$1700⁹⁹

Extra Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest BR800 11.25" Firm Mattress

1618

Starting at

$1300⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday!

Beautyrest BR800 12" Medium Mattress

2794

Starting at

$650⁹⁹

$1300⁹⁹

$650 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Stearns & Foster Estate 14.5" Firm Mattress

916

Starting at

$2999⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

Receive $300 Instant Gift⁴ with purchase.

Sealy Essentials Sudley 8.5" Firm Mattress

908

Starting at

$1000⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain

72 hour sale extended - ends today!

Tulo Bamboo 10" Medium Plush Green Tea Memory Foam Mattress

5072

Starting at

$890⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo Bamboo 12" Medium Plush Green Tea Memory Foam Mattress

5072

Starting at

$1020⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1479

Starting at

$1500⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1411

Starting at

$2000⁹⁹

Extra Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo Lavender 10" Medium Plush Memory Foam Mattress

696

Starting at

$510⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Temperature

72 hour sale ends Monday!

Sleepy's By Sealy Slumber Cushion Firm Mattress

217

Starting at

$2000⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Bed Partner
Toss and Turn
Pain

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo Lavender 6" Firm Memory Foam Mattress

201

Starting at

$400⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn
Pain
Temperature

72 hour sale ends Monday!

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

756

Starting at

$999⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo Bamboo 6" Firm Green Tea Memory Foam Mattress

5075

Starting at

$730⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn
Pain
Temperature

72 hour sale ends Monday!

Nectar Classic 12" Firm Memory Foam Mattress

101

Starting at

$849⁰⁰

$1399⁰⁰

$550 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

Serta Perfect Sleeper Elkins III 10" Firm Mattress

1517

Starting at

$1200⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Oasis Sleep 14.5" Pillow Top Mattress

663

Starting at

$1399⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo 11" Medium Firm Cooling Hybrid Mattress

196

Starting at

$1300⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Zinus Green Tea 10 Cushioned Firm Memory Foam Mattress

1061

Starting at

$860⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sealy Essentials Spruce 5.5" Firm Mattress

1028

Starting at

$500⁹⁹

$950⁹⁹

$450 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain

72 hour sale ends Monday!

Zinus Green Tea 12 Cushioned Firm Memory Foam Mattress

1081

Starting at

$1000⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tempur-Pedic TEMPUR-ProAdapt 1.0 12" Medium Mattress

5054

Starting at

$2869³⁰

$4099⁰⁰

$1230 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Allergies

Receive $300 Instant Gift⁴ with purchase.

Tempur-Pedic TEMPUR-ProAdapt 12" Firm Mattress

3370

Starting at

$4099⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

Receive $300 Instant Gift⁴ with purchase.

Back Sleeper King Mattresses

Choosing the right king mattress as a back sleeper is a decision that can transform not just your nights, but your days as well. Back sleepers have unique needs when it comes to mattress support and comfort—needs that are best met by a surface that provides both gentle contouring and robust lumbar support. A sleeper king mattress designed for back sleepers typically strikes a careful balance: it’s firm enough to keep your spine aligned, yet plush enough to cradle the natural curve of your lower back. This thoughtful combination helps reduce pressure points and minimizes tossing and turning, which is especially important during the warmer months of June and beyond, when restful, uninterrupted sleep becomes even more vital. Whether you’re upgrading your own master suite or searching for a thoughtful housewarming or wedding gift, a king mattress tailored for back sleepers is a choice that brings comfort and support to any home. Imagine the luxury of stretching out on a spacious king mattress after a long summer day, feeling your body relax into a surface that’s engineered to support you where you need it most. For couples, the extra width of a king mattress ensures that both partners can enjoy personalized comfort, even if one prefers to sleep on their back while the other shifts positions throughout the night.

When shopping for a back sleeper king mattress, there are several factors to keep in mind to ensure you make the best choice for your sleep style and lifestyle. Pay attention to the firmness level—medium-firm options are often recommended for back sleepers because they provide the right mix of support and cushioning. Materials matter, too; memory foam and hybrid mattresses are popular for their ability to contour to your body while maintaining overall support. Cooling features such as gel-infused foams or breathable covers can be especially appealing during the summer months, helping you stay comfortable even when temperatures rise. For those who share their bed, motion isolation is another key consideration, ensuring that one partner’s movements don’t disturb the other’s rest. A king mattress is also an excellent option for families who enjoy weekend mornings piled into bed with kids or pets, offering enough space for everyone. If you’re outfitting a guest room, a back sleeper king mattress can make overnight guests feel truly pampered, providing a restful retreat that rivals the comfort of luxury hotels. And if you’re curious about other sleep positions or shopping for a partner with different needs, you may also want to explore options tailored to different sleep styles, such as King Stomach Sleeper Mattresses. No matter the season or the reason for your purchase, investing in a high-quality king mattress designed for back sleepers is a step toward better sleep, improved well-being, and a more comfortable home.