11 Inch King Mattresses

Upgrade your sleep experience with the spacious comfort of our selection of **11 inch king mattresses**. Designed to offer ample room for couples or anyone who loves to stretch out, these mattresses provide a balanced profile that fits seamlessly into most bedrooms. Whether you're refreshing your master suite or searching for the perfect blend of support and comfort, explore a variety of options to find the ideal fit for your sleep needs. Discover how an 11 inch king mattress can transform your nightly routine and help you wake up feeling refreshed every morning.

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Serta Classic Blissville 11.5" Medium Mattress

159

Starting at

$1700⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Midsummer Nights 11" Plush Eurotop Mattress

812

Starting at

$799²⁰

$999⁰⁰

$200 OFF

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Temperature;Toss and Turn;Toss and Turn
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.25" Firm Mattress

2183

Starting at

$565⁹⁹

$1300⁹⁹

$735 OFF

Firm Comfort, best for

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

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1698

Starting at

$750⁹⁹

$1000⁹⁹

$250 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beauty Sleep® Midnight Dream 11.5" Firm Mattress

124

Starting at

$520⁹⁹

$1300⁹⁹

$780 OFF

Firm Comfort, best for

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

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$1100⁰⁰

$2200⁹⁹

$1100 OFF

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Elkins III 11" Plush Euro Top Mattress

1608

Starting at

$576⁹⁹

$1200⁹⁹

$624 OFF

Plush Comfort, best for

Side Sleepers
Pain;Temperature;Toss and Turn;Bed Partner
Temperature
Toss and Turn

Tempur-Pedic TEMPUR-Adapt 11" Medium Hybrid Previous Generation Mattress

876

Starting at

$2240⁷⁷

$3199⁰⁰

$959 OFF

Medium Comfort, best for

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

Purple Restore 11.5" Soft Hybrid Mattress

826

Starting at

$2999⁰⁰

Plush Comfort, best for

Side Sleepers
Pain;Allergies;Bed Partner;Toss and Turn;Toss and Turn
Bed Partner
Temperature

Purple Restore 11.5" Firm Hybrid Mattress

825

Starting at

$2999⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Pain;Allergies;Bed Partner;Toss and Turn;Toss and Turn
Bed Partner
Temperature

Sealy Posturepedic Elite Brenham II 16" Medium Euro Top Mattress

550

Starting at

$2699⁰⁰

Medium Comfort, best for

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

Receive $200 Instant Gift⁴ with purchase.

Tempur-Pedic TEMPUR-Adapt 11" Medium Previous Generation Mattress

3525

Starting at

$2030⁷⁷

$2899⁰⁰

$869 OFF

Medium Comfort, best for

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

Tempur-Pedic TEMPUR-Adapt 2.0 11" Medium Mattress

3455

Starting at

$2899⁰⁰

Medium Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Tempur-Pedic TEMPUR-Adapt 2.0 11" Medium Hybrid Mattress

2686

Starting at

$3199⁰⁰

Medium Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Sleepy's Hybrid Clearance 11" Firm Mattress

1539

Starting at

$650⁹⁹

$2330⁹⁹

$1680 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Temperature;Toss and Turn;Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Plush 11.75" Mattress

6239

Starting at

$1150⁰⁰

$2300⁹⁹

$1150 OFF

Plush Comfort, best for

Side Sleepers
Temperature;Bed Partner;Pain;Toss and Turn;Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3202

Starting at

$660⁹⁹

$1700⁹⁹

$1040 OFF

Extra Firm Comfort, best for

Back;Stomach Sleepers
Temperature;Pain;Allergies;Bed Partner;Toss and Turn;Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 Greenwood 11.25" Firm Mattress

1642

Starting at

$1300⁹⁹

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Pro Lacey II 15" Medium Euro Top Mattress

255

Starting at

$1949⁰⁰

$2649⁰⁰

$700 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Kingsdown Crown Imperial 16" Firm Euro Top Mattress

113

Starting at

$6699⁰⁰

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Plus Norman II 15" Firm Euro Top Mattress

Starting at

$1599⁰⁰

$2099⁰⁰

$500 OFF

Firm Comfort, best for

Back Sleepers
Pain;Allergies;Bed Partner;Toss and Turn
Allergies

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Reserve Duet 17" Firm Euro Pillow Top Mattress

Starting at

$7099⁰⁰

Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Sleepy's Basic Memory Foam Firm Mattress

3017

Starting at

$300⁷⁷

$1000⁹⁹

$700 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain;Bed Partner;Temperature;Toss and Turn
Support
Temperature

Sleepy's Basics Waterproof Mattress Protector

2183

Starting at

$70⁹⁹

Temperature;Allergies
Allergies

Save $50 when you bundle¹⁰. Use Code: BASIC

Sleepy's Rest Medium Innerspring Mattress

6904

Starting at

$375⁰⁰

$1250⁹⁹

$875 OFF

Medium Comfort, best for

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

Sleepy's Rest Firm 2.0 Innerspring Mattress

6904

Starting at

$400⁹⁹

$1250⁹⁹

$850 OFF

Firm Comfort, best for

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

Limited time deal ends Monday

11 Inch King Mattresses

Choosing the right mattress is an investment in your nightly comfort and daily well-being, and 11 inch king mattresses offer a harmonious balance of plushness and support that suits a wide range of sleepers. With their generous dimensions, these mattresses are designed to provide ample space for couples, families with young children who love to climb in for morning cuddles, or even solo sleepers who appreciate the luxury of stretching out without restriction. The 11-inch profile is especially versatile, combining enough depth for multiple comfort layers—often including memory foam, latex, or specialized cooling materials—without making the bed too tall or difficult to get in and out of. This makes them a practical choice for master bedrooms, guest suites, or even as a thoughtful upgrade for growing teens transitioning to a larger bed. During the winter months, when chilly nights call for extra coziness, an 11 inch king mattress can be paired with plush bedding and flannel sheets to create a warm, inviting retreat that you’ll look forward to each evening.

When considering an 11 inch king mattress, it’s important to think about the unique needs of the sleeper or sleepers who will be using it. For couples with different sleep preferences, the expanded surface area helps minimize motion transfer, so one person’s movement is less likely to disturb the other. If you have pets who love to snuggle at your feet or children who occasionally join you on weekend mornings, the king size ensures everyone has room to relax. The 11-inch thickness strikes a sweet spot for those who want a mattress that feels substantial but not overwhelming—thick enough to provide pressure relief and support for a variety of sleep positions, yet manageable for standard fitted sheets and most bed frames. For those shopping for a housewarming or wedding gift, an 11 inch king mattress is a grand gesture that offers years of restful sleep and comfort, making it a memorable and practical present. As you browse, consider the materials and firmness level that best suit your lifestyle, whether you prefer the gentle contouring of memory foam, the buoyant support of innerspring, or the breathability of hybrid designs.

No matter your sleep style or room décor, an 11 inch king mattress can be the foundation of a tranquil, restorative bedroom environment. The versatility of this mattress size and profile makes it a popular choice for those upgrading their sleep experience at the start of a new year, when resolutions for better rest and self-care are top of mind. If you’re coordinating mattresses for multiple bedrooms or want to explore similar comfort in a different size, you might also be interested in our selection of 11 Inch Queen Mattresses, which offer the same thoughtful design in a slightly more compact footprint. Whether you’re seeking relief from restless nights, preparing a welcoming guest room, or simply treating yourself to a more luxurious sleep surface, the right 11 inch mattress can transform the way you rest and recharge—helping you wake up refreshed and ready to embrace each day.