12 Inch Medium Mattresses

Discover the perfect balance of comfort and support with our selection of 12 inch medium mattresses. Designed to cater to a variety of sleep preferences, these mattresses offer a harmonious blend that suits both side and back sleepers alike. With their ample thickness, they provide a plush yet supportive feel, ensuring restful nights and rejuvenated mornings. Explore our range to find the ideal match for your sleeping style and transform your bedroom into a haven of relaxation.

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Beautyrest BR800 12" Plush Euro Top Mattress

575

Starting at

$445⁹⁹

$980⁹⁹

$535 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner

[{"name":" 72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart)","startDate":"05-17-2025_00-00-00","endDate":"05-19-2025_23-59-00"},{"name":" FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)","startDate":"05-20-2025_00-00-00","endDate":"12-31-2154_23-59-00"}]

Tempur-Pedic TEMPUR-ProAdapt 1.0 12" Firm Mattress

5171

Starting at

$2029³⁰

$2899⁰⁰

$870 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Temperature
Pain
Allergies

Receive $300 Instant Gift⁴ with purchase.

Serta Classic Blissville 12.5" Firm Mattress

172

Starting at

$450⁹⁹

$1350⁹⁹

$900 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature
Bed Partner

[{"name":" 72 hour sale ends Monday!","startDate":"06-21-2025_00-00-00","endDate":"06-23-2025_23-59-00"}]

Beautyrest BR800 12" Medium Mattress

2807

Starting at

$430⁹⁹

$1000⁹⁹

$570 OFF

Medium Comfort, best for

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

[{"name":" 72 hour sale ends Monday!","startDate":"06-21-2025_00-00-00","endDate":"06-23-2025_23-59-00"}]

Beautyrest Silver BRS900 12" Plush Mattress

710

Starting at

$598⁹⁹

$1400⁹⁹

$802 OFF

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature

Nectar Classic 12" Firm Hybrid Mattress

Starting at

$999⁰⁰

$1499⁰⁰

$500 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

Sleepy's By Sealy Slumber Medium Mattress

Starting at

$1720⁹⁹

Medium Comfort, best for

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

[{"name":" FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)"}]

Serta Classic Blissville 11.5" Medium Mattress

126

Starting at

$475⁹⁹

$1280⁹⁹

$805 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Temperature
Bed Partner

[{"name":" FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)","startDate":"06-18-2025_00-00-00","endDate":"06-20-2025_23-59-00"},{"name":" 72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart)","startDate":"06-21-2025_00-00-00","endDate":"06-23-2025_23-59-00"},{"name":" FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)","startDate":"06-24-2025_00-00-00","endDate":"12-31-2154_23-59-00"}]

Tulo Bamboo 12" Medium Plush Green Tea Memory Foam Mattress

5086

Starting at

$300⁹⁹

$790⁹⁹

$490 OFF

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)

Nectar Classic 12" Firm Memory Foam Mattress

102

Starting at

$599⁰⁰

$949⁰⁰

$350 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

Sealy Essentials Winter Green 12" Plush Euro Top Mattress

346

Starting at

$520⁹⁹

$1040⁹⁹

$520 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Temperature

72 hour sale ends Monday!

Zinus Green Tea 12 Cushioned Firm Memory Foam Mattress

1082

Starting at

$349⁰⁰

$700⁹⁹

$351 OFF

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)

Zinus MyGel 12" Medium Memory Foam Mattress

294

Starting at

$399⁰⁰

$800⁹⁹

$401 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Toss and Turn

[{"name":" 72 hour sale ends Monday!","startDate":"05-17-2025_00-00-00","endDate":"05-19-2025_23-59-00"}]

Tempur-Pedic TEMPUR-ProAdapt 1.0 12" Medium Mattress

5055

Starting at

$2379³⁰

$3399⁰⁰

$1020 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Allergies

Receive $300 Instant Gift⁴ with purchase.

Tempur-Pedic TEMPUR-ProAdapt 12" Medium Hybrid Mattress

3862

Starting at

$3399⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Bed Partner
Temperature

[{"name":"Receive $300 Instant Gift⁴ with purchase."}]

Tempur-Pedic TEMPUR-ProAdapt 12" Firm Mattress

3384

Starting at

$3249⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

[{"name":"Receive $300 Instant Gift⁴ with purchase."}]

Tempur-Pedic TEMPUR-ProAdapt 12" Medium Mattress

2707

Starting at

$3249⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Bed Partner
Temperature

[{"name":"Receive $300 Instant Gift⁴ with purchase."}]

Tulo 12" Plush Cooling Hybrid Mattress

132

Starting at

$390⁹⁹

$1100⁹⁹

$710 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Pain
Bed Partner

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

Sealy Ellenton II 12" Medium Mattress

Starting at

$1069⁰⁰

$1469⁰⁰

$400 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Allergies

Tulo Green Tea Hybrid 12" Plush Mattress

Starting at

$270⁹⁹

$700⁹⁹

$430 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain

[{"name":" 72 hour sale ends Monday!","startDate":"05-17-2025_00-00-00","endDate":"05-19-2025_23-59-00"}]

Sealy Posturepedic Hybrid Ashurst II 12" Medium Mattress

Starting at

$999⁰⁰

$1249⁰⁰

$250 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Allergies

[{"name":" FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)"}]

Sleepy's Basic Hybrid Mattress

1461

Starting at

$450⁹⁹

Medium Comfort, best for

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

[{"name":"Queen mattress & base now $499 with code ELEVATE (must add base to cart)"}]

Serta iSeries 2.0 Hybrid 1000 12" Medium Mattress

1896

Starting at

$2600⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Bed Partner
Pain

[{"name":" FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)"}]

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2271

Starting at

$450⁹⁹

$1200⁹⁹

$750 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Toss and Turn
Pain

[{"name":" 72 hour sale ends Monday!","startDate":"06-21-2025_00-00-00","endDate":"06-23-2025_23-59-00"}]

Serta iSeries 2.0 Hybrid 2000 12.5" Firm Mattress

1629

Starting at

$1900⁹⁹

$2300⁹⁹

$400 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Temperature
Bed Partner
Pain

[{"name":" FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)"}]

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1132

Starting at

$900⁹⁹

$1400⁹⁹

$500 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Toss and Turn
Pain

[{"name":" FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)"}]

12 Inch Medium Mattresses

Choosing a mattress is a deeply personal decision, and for many sleepers, the appeal of a 12 inch medium mattress lies in its balanced support and inviting comfort. These mattresses are thoughtfully crafted to suit a wide range of sleep preferences, offering a plush yet supportive surface that works well for both side and combination sleepers. The medium firmness strikes a harmonious chord—not too soft, not too firm—making it an especially versatile choice for guest bedrooms, master suites, or even as a thoughtful housewarming or graduation gift. With summer in full swing and families preparing for visits or college-bound teens setting up new spaces, a 12 inch medium mattress provides the ideal foundation for restful nights and energetic mornings. The generous profile gives a sense of luxury and substance, while the medium feel ensures that guests or loved ones can enjoy a restorative sleep, whether they prefer to sink in gently or maintain a bit of buoyancy.

Medium mattresses, especially in the 12 inch thickness range, are designed to deliver lasting comfort throughout the seasons. The added height offers enhanced pressure relief and motion isolation, which is particularly beneficial for couples or light sleepers who share a bed. During warmer months, the right mattress can make a world of difference—modern 12 inch medium mattresses often incorporate breathable layers or cooling features that help regulate temperature, so you can sleep soundly even on balmy June nights. If you’ve ever found yourself tossing and turning, searching for that elusive sweet spot between soft and firm, the doze medium mattresses in this category may be just what you need. They’re crafted to cradle the body’s curves while supporting the spine, making them a smart choice for growing teens, active adults, or anyone recovering from a busy day. The medium feel is also forgiving for a variety of body types, providing enough give for comfort while maintaining the support necessary for spinal alignment.

Whether you’re upgrading your own sleep setup or seeking a practical and appreciated gift, a 12 inch medium mattress delivers year-round comfort and reliability. It’s the kind of mattress that adapts to life’s changing seasons—perfect for welcoming summer guests, refreshing a college apartment, or simply treating yourself to a better night’s sleep. The thoughtful construction, from sturdy base layers to plush comfort tops, creates a durable sleep surface that stands up to regular use and changing needs. If you’re ready to explore more options and find the perfect fit for your home, take a look at our full collection of 12 Inch Mattresses for even more inspiration and information.