King Size Furniture

King Size Furniture brings a spacious foundation to your bedroom while helping you create a cohesive, comfortable space. Explore king size bed frames, bedroom furniture and complementary pieces designed to suit a range of styles, layouts and sleep spaces. Find the right options for your bedroom at Mattress Firm.

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Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2621

Starting at

$1499⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Basic Innerspring Firm Mattress

8697

Starting at

$249⁹⁹

Firm Comfort, best for

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

Sealy Ease Adjustable Base

5115

Starting at

$1599⁰⁰

Sleepy's Basic Foam Mattress

1418

Starting at

$649⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1758

Starting at

$1475⁰⁰

$2949⁹⁹

$1475 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3306

Starting at

$1699⁹⁹

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1829

Starting at

$2799⁰⁰

$3099⁰⁰

$300 OFF

Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Tulo Bamboo 10" Medium Green Tea Memory Foam Mattress

5567

Starting at

$889⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1816

Starting at

$1999⁹⁹

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 8" Medium Green Tea Memory Foam Mattress

5567

Starting at

$809⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Slumber Cushion Firm Mattress

303

Starting at

$1999⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Upholstered Platform Bed Frame

118

Starting at

$238⁰⁰

$279⁹⁹

$42 OFF

Sleepy's Signature Harper Headboard

127

Starting at

$292³⁰

$343⁸⁸

$52 OFF

Sleepy's Basics Metal Platform Bed

112

Starting at

$255⁰⁰

$299⁹⁹

$45 OFF

Allerease Ultimate Mattress Protector

337

Starting at

$49⁹⁹

Temperature
Allergies

Tulo Traditional Metal Platform Bed with Headboard

Starting at

$212⁵⁰

$249⁹⁹

$37 OFF

Sealy Essentials Spruce 5.5" Firm Mattress

1372

Starting at

$549⁹⁹

$949⁹⁹

$400 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

Sleepy's Deluxe Darius Smart Bed

Starting at

$615⁹⁸

Sleepy's Signature Harley Bed Set

147

Starting at

$560⁹⁹

Homelegance Lilia Storage Bed

Starting at

$509⁹⁹

$599⁹⁹

$90 OFF

Tulo Rhea Platform Bed

Starting at

$354²⁸

$416⁸⁰

$63 OFF

Sleepy's Signature Upholstered Platform Bed Frame with Bench Storage

Starting at

$649⁹⁹

Tempur-Pedic TEMPUR-ProAdapt 2.0 12" Soft Mattress

3509

Starting at

$3799⁰⁰

$4199⁰⁰

$400 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

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

Beautyrest Black Series Three 15" Firm Mattress

2247

Starting at

$4199⁰⁰

$4799⁰⁰

$600 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Purple Restore 11.5" Soft Hybrid Mattress

1666

Starting at

$2700⁰⁰

$3399⁰⁰

$699 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Tempur-Pedic TEMPUR-LuxeAdapt 2.0 13" Firm Mattress

1458

Starting at

$5099⁰⁰

$5599⁰⁰

$500 OFF

Firm Comfort, best for

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

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

King size furniture can help create a bedroom that feels generous, restful and thoughtfully arranged. A standard king mattress measures 76 inches wide by 80 inches long, providing plenty of room for couples, people who like to spread out and families whose pets occasionally claim the foot of the bed. A California king measures 72 inches wide by 84 inches long, making it a practical choice for taller sleepers or rooms with more length than width. A split king uses two Twin XL mattresses side by side, which can be especially useful with an adjustable base, different comfort preferences or a bedroom shared by partners who do not sleep exactly alike. Before choosing a frame or complete bedroom arrangement, measure the room, doorways, stairways and any tight turns along the delivery path. A room of about 12 by 12 feet is often a helpful starting point for a standard king, though the right layout depends on windows, closets, doors and the amount of open space you want around the bed. Leave enough clearance to move comfortably, open drawers fully and make the bed without bumping into nearby furniture. A simple paper outline made with painter’s tape can reveal how much floor area a king frame will occupy before a purchase is made. It is also worth measuring the mattress, since a headboard, footboard or surrounding frame may add several inches to the overall width and length. Think about the way the room feels when you walk into it: a low-profile platform can keep the sightline open and make a smaller room feel calmer, while a taller upholstered, panel or sleigh-style headboard can give a larger bedroom a stronger focal point. Platform designs typically use slats or a solid support surface and may not require a separate foundation, but always confirm the support requirements for the mattress you plan to use. If you prefer a higher sleep surface, check whether the frame is compatible with a foundation and consider the combined height of the mattress, foundation and bedding.

The best king size furniture also supports the everyday habits that make a bedroom work. Storage beds with built-in drawers can hold extra blankets, seasonal clothing or spare pillows without taking up another corner of the room, while a separate dresser or chest can keep folded items organized and reduce visual clutter. Nightstands should be sized to leave a comfortable walkway and placed at a height that makes a lamp, book, water glass or phone easy to reach from bed. Look closely at drawer construction, hardware, weight limits, leg placement and the finish on high-touch surfaces, especially if the furniture will be used every day. Solid wood, engineered wood, metal and upholstered materials each offer a different balance of appearance, durability, maintenance and cost. Smooth finishes can be easier to dust, performance fabrics may simplify care and rounded edges can be helpful in a busy household. When choosing color, consider the light in the room throughout the day; warm wood tones can make a cool space feel inviting during the cooler months, while lighter finishes and softly textured upholstery can keep the room feeling airy as the weather warms. A king bedroom set can be a meaningful housewarming or wedding gift when the recipient has room for it, but large furniture is best given with attention to measurements, style preferences, delivery access and assembly needs. For a more personal gift, a nightstand, storage piece or accent bench may be easier to coordinate with furniture already in the home. Many shoppers begin with the bed frame and build around it, matching finishes for a polished look or combining materials for a more relaxed, collected feel. Keep the mattress and sleep setup at the center of the decision rather than choosing furniture by appearance alone. A sturdy, well-supported frame can help the mattress perform as intended, and the right height can make getting in and out of bed feel more natural. If a king feels too large for the available space, exploring Full Size Furniture may provide a better balance of sleeping surface and floor space. With careful measuring, practical storage choices and a style that feels like home, king size furniture can turn a bedroom into a comfortable retreat for quiet mornings, unhurried evenings and better zzz's.

What types of furniture are available for a king bedroom? + -

King bedroom furniture can include bed frames, headboards, nightstands, dressers, chests, benches and storage pieces. Coordinating these items can create a cohesive look while supporting organization and comfort.

What materials are commonly used for king bedroom furniture? + -

Common materials include solid wood, engineered wood, metal and upholstered fabrics. Consider the room’s style, desired durability and care needs when choosing furniture materials.

How can I choose a style for king bedroom furniture? + -

Start with the mood you want to create, such as modern, traditional, rustic or contemporary. Then look for complementary finishes, shapes and upholstery across the bed frame, nightstands and storage pieces.

How do I care for king bedroom furniture? + -

Follow the manufacturer’s care instructions for each piece. In general, dust regularly with a soft cloth, clean spills promptly and use products recommended for the specific material or finish.

How can I create a coordinated look with king bedroom furniture? + -

Choose a consistent finish or color palette, then add visual interest with complementary textures and accents. Matching key pieces can create symmetry, while a mix of coordinated styles can make the room feel more personalized.