12 Inch Mattresses For Platform Beds

Discover the perfect balance of comfort and support with 12 inch mattresses for platform beds. Designed to complement the sleek look and sturdy foundation of platform frames, these mattresses offer a great fit for modern bedrooms. Whether you’re upgrading your sleep setup or furnishing a new space, explore options that bring both style and restful nights to your home. Find the ideal 12 inch mattress to enhance your platform bed experience today.

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Serta Perfect Sleeper Nurture Night 12" Firm Mattress

970

Starting at

$800⁹⁹

$999⁰⁰

$199 OFF

Firm Comfort, best for

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

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

Beautyrest Silver BRS900 12" Plush Mattress

973

Starting at

$580⁹⁹

$1360⁹⁹

$780 OFF

Plush Comfort, best for

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

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

Sleepy's Basic Hybrid Mattress

1658

Starting at

$450⁹⁹

Medium Comfort, best for

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

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

Tulo Lavender 12" Plush Memory Foam Mattress

631

Starting at

$370⁹⁹

Plush Comfort, best for

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

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

Sleepy's Deluxe Mid Century Wood Spindle Platform Bed

Starting at

$730⁹⁹

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

596

Starting at

$520⁹⁹

$1040⁹⁹

$520 OFF

Medium Comfort, best for

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

Nectar Classic 12" Firm Memory Foam Mattress

161

Starting at

$599⁰⁰

$949⁰⁰

$350 OFF

Firm Comfort, best for

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

Serta Perfect Sleeper Oasis Sleep 12" Extra Firm Mattress

741

Starting at

$1050⁹⁹

$1399⁰⁰

$349 OFF

Extra Firm Comfort, best for

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

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

Sealy Essentials Winter Green 12" Plush Euro Top Mattress

388

Starting at

$520⁹⁹

$1040⁹⁹

$520 OFF

Plush Comfort, best for

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

Tempur-Pedic TEMPUR-ProAdapt 12" Medium Hybrid Mattress

4851

Starting at

$2899⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain;Allergies;Pain;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-ProAdapt 12" Firm Mattress

4290

Starting at

$3249⁰⁰

Firm Comfort, best for

Back;Stomach Sleepers
Pain;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-ProAdapt 12" Medium Mattress

3407

Starting at

$2899⁰⁰

Medium Comfort, best for

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

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

Serta Perfect Sleeper Pacific Peace 12" Hybrid Firm Mattress

221

Starting at

$712⁹⁹

$949⁰⁰

$237 OFF

Firm Comfort, best for

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

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

Tulo 12" Plush Cooling Hybrid Mattress

140

Starting at

$360⁹⁹

$1000⁹⁹

$640 OFF

Plush Comfort, best for

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

Tempur-Pedic TEMPUR-ProBreeze Medium Hybrid 12" Mattress

1330

Starting at

$3899⁰⁰

Medium Comfort, best for

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

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

Sealy Posturepedic Hybrid Ashurst II 12" Medium Mattress

Starting at

$1399⁰⁰

$1899⁰⁰

$500 OFF

Medium Comfort, best for

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

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

Nectar Classic 12" Firm Hybrid Mattress

Starting at

$999⁰⁰

$1499⁰⁰

$500 OFF

Firm Comfort, best for

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

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3046

Starting at

$580⁹⁹

$1400⁹⁹

$820 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 up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Sleep Excellence Plush Mattress

722

Starting at

$700⁹⁹

$1100⁹⁹

$400 OFF

Plush Comfort, best for

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

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

Tulo 12" Medium Firm Cooling Hybrid Mattress

140

Starting at

$332⁹⁹

$850⁹⁹

$518 OFF

Medium Comfort, best for

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

Tempur-Pedic TEMPUR-ProAdapt 12" Soft Mattress

3271

Starting at

$2899⁰⁰

Plush Comfort, best for

Side Sleepers
Pain;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-ProBreeze Medium 12" Mattress

358

Starting at

$3899⁰⁰

Medium Comfort, best for

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

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

12 Inch Mattresses For Platform Beds

Choosing a 12-inch mattress for a platform bed is about more than just finding the right size—it's about creating a foundation for restful nights, rejuvenating mornings, and a bedroom that feels like your personal retreat. As autumn settles in and the days grow shorter, the comfort of a supportive, plush mattress becomes even more important. The 12-inch profile strikes a perfect balance, offering ample cushioning and support without overwhelming the sleek, modern lines of a platform bed. Whether you're outfitting a guest room for holiday visitors, upgrading your master suite, or searching for the best affordable mattress for a platform bed for a college student’s new apartment, this mattress height is a versatile choice. The extra thickness provides enhanced durability and longevity, making it ideal for daily use, while still being manageable for bunk beds or loft setups in smaller spaces. For those seeking a twin mattress for platform bed setups in kids’ rooms, the 12-inch option delivers comfort that can grow with your child, supporting changing sleep needs through the years.

Platform beds are celebrated for their minimalist style and sturdy support, eliminating the need for a box spring and making them a practical choice for contemporary homes. A 12-inch platform mattress complements these frames by delivering a substantial, inviting surface without excessive height, maintaining the bed’s clean silhouette. Couples often appreciate the added motion isolation and pressure relief that a thicker mattress provides, especially when paired with a platform base. If you’re shopping for a housewarming gift or helping a loved one refresh their bedroom for the chilly months ahead, a 12-inch mattress is a thoughtful and generous present—one that brings comfort night after night. When considering the best mattress for a platform bed, think about your preferred sleep position, desired firmness, and any special features like cooling technology or hypoallergenic materials. Those who enjoy a plush, cloud-like feel may want to explore our curated selection of 12 Inch Plush Mattresses for an extra layer of softness. From cozying up with a good book on a crisp October evening to ensuring restful sleep through the holiday season, the right mattress transforms your platform bed into a sanctuary of comfort and style.

Selecting the best mattress for a platform bed is an investment in your well-being and your home’s aesthetic. The 12-inch mattress profile is especially well-suited for platform beds, offering the ideal blend of support and plushness for sleepers of all ages. Whether you’re creating a welcoming space for overnight guests or designing a restful haven for yourself, the right mattress can make all the difference. With choices ranging from memory foam to hybrid constructions, you can find a mattress that aligns with your comfort preferences and lifestyle needs. As the season changes and you prepare your home for the colder months, consider the benefits of upgrading your sleep experience with a 12-inch mattress—one that promises warmth, support, and lasting comfort for every night ahead.