Best King Mattress Foundations in 2026

OUR STRONGER MATTRESS SUPPORT – “Strong” may be an understatement; this all-in-one foundation, made with heavy duty steel, can support up to 3000 lbs; all while doing the jobs of both your box spring and frame and giving you back some underbed clearance space too

NO BOX SPRING NEEDED - Platform is engineered with heavy gauge steel wires that replace your box spring, allowing you to rest your latex, memory foam or spring mattress directly on top of the foundation

UNDERBED STORAGE – Clearance space under the frame provides valuable storage room for extra odds and ends; improved design features recessed legs for safety

72" W x 84" L x 14" H

Heavy duty steel frame construction provides superior support for any mattress and replaces traditional frame, foundation, or box spring

Foldable platform metal bed frame with durable and rigid surface supports every mattress type

King platform bed frame with steel slat mattress foundation; No box spring needed

Product Dimensions :76.0 x 80.0 x 14.0 inches

Durable and noise free construction with heavy duty steel 9 leg and center bar support.12 inches vertical clearance for convenient under the bed storage space

A MATTRESS GAME-CHANGER - The Walter is built with all of the trusted support we put into our ever-so-popular platform beds, and this box spring has the total package - an unwavering steel structure, reliable, closely spaced wood slats and a cleverly developed, well, package

DURABLY ENGINEERED - Durable steel and wood slats are used to construct the interior framework of this foundation; slats are spaced 2.5 - 2.9 inches apart; twin size supports a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 lbs

LOW PROFILE DESIGN - A 4 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor

GO MINIMALIST - Less is more, especially with this modern and structurally sound foundation that lends both strength and understated sophistication to your bedroom - two qualities that never go out of style

Product Dimensions :79.5 x 75.5 x 14.0 inches.Maximum Weight Recommendation : 750 Pounds

UNDERBED CLEARANCE - A 14 inch platform features 11.8 inches of underbed space perfect for storing extra odds and ends; twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs.NO BOX SPRING NEEDED - Reliable wood slats are designed to support and extend the life of your latex, memory foam or spring mattress without the need for a box spring; slats are spaced 3 - 3.4 inches apart

The king metal platform bed frame is made of premium and durable heavy-duty steel, sturdy 9-legs & reinforced steel slats to provide stable support for the mattress. No box spring is needed.Item Dimensions : 79.5"L x 59.5"W x 14"H.Maximum weight recommendation:700 pounds

NO BOX SPRING NEEDED - Reliable metal slats are designed to support and extend the life of your latex, memory foam or spring mattress without the need for a box spring

RECESSED LEGS AND UNDER BED STORAGE SPACE - A 14 inch platform features recessed side legs for even better support with no stubbed toes, and its 12 inches of under bed space is perfect for storing extra odds and ends

Bookcase : Low Loft Design: Distressed, neutral finishes with rounded corners and edges create Bookcase look. Flush, color-matched hardware gives a clean finish.Item Dimensions : 79.5"L x 76"W x 7"H.Maximum weight recommendation:600 pounds

9 legs (3 rows of 3) and a side-to-side center bar for optimal stability and all-over support

Durable steel construction with a sleek black finish

Product 1: TALL, TIMELESS & TRUSTED - Support your higher profile mattress with this platform bed’s 47-inch tall headboard, designed with a versatile navy shade and button-tufting as well as dependable, box spring-free mattress support

Product 1: DURABLY DESIGNED - Interior steel framework and dense foam padding add comfort and longevity; twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs

Product 1: NO BOX SPRING NEEDED - Durable wood slats support and extend the life of your latex, memory foam or spring mattress without the need for a box spring; for the twin and full sizes, slats are spaced 2.8 inches apart, and for other sizes, slats are spaced 3.2 inches apart

MINIMALIST STYLE: This bed frame has a modern, classic and structurally sound foundation, allowing an adult move to anywhere easily. Its 14''clearance under-bed space allows you to maximize space in your small bedroom.

STURDY CONSTRUCTIONS: With high-quality metal materials, the reinforced legs prevent structural twisting. Durable '+' shape steel, sprayed with matte black, can support up to 800 lbs.

NOISE-FREE DESIGN: Foam seal tapes on the center bearing bar to prevent noise from friction. Protective foot plugs added to the bottom of the supportive feet will never scratch your floor.

Product Dimension: (L) 79. 5 inches x (w) 75. 5 inches x (H) 9 inches/ Delivered in smart compact Packaging

Noise free, heavy duty Steel construction for better stability and durability

Modern low profile design with rounded Corners for extra safety in getting out of the bed

【Heavey Duty】 Platform twin-xl bed frame is strong with sturdy steel slats support, can hold up to 3000 pounds.

【Noise Reduction】 The square metal steel structure is upgraded to reduce the friction with the mattress. The matching bedstead structure can effectively reduce the noise and provide you with comfortable sleep.

【No Boxspring Required】 Platform bedframes can match standard twin twin-xl full queen king cal-king size mattress.

[Super Heavy Duty] Ultimate strength and durability, 2.4-inch thick steel frame design, 20% stronger&heavier than similar bedframe.

[Stability System] Reinforced leg structure and Integrate structure make the whole structure much safer & firm, noise-free, non-shake and prevents structural twisting.

[Non-Slip Design] The frame encloses the mattress to prevent slipping, multiple points bed-legs and tough square steel slats give good support, doubles the mattress' life expectancy.

❤️〖EASY ASSEMBLE〗: The bed frame Assembly required and can be easily disassembled for storage or moving Metal Bed Frame, 14inches Platform Bed tall with 11 inches of ample under-bed storage.The metal bed frame can be assembled easily less than 45 minutes and all the tools and screws are include. Bed Frame Platform Bed Frame Metal Mattress Foundation

❤️〖AST LONG USEING: Material〗: Platform Bed Frame,Our premium metal bed frame made of selected eco-friendly materials, which is exquisite workmanship,Powder Coated Metal Mattress Foundation Frame.Our bed frame is made of high quality steel pipe and has a stable structure. Heavy Duty Steel Slat Platform Bed Frame Metal Mattress Foundation Bed Frame

❤️〖EXTENSIVE USE〗: The bed frame Ships small parcel and in a compact package to easily fit through narrow doorways, hallways or stairwells ,Metal Bed Frame.Our bed frame is environmentally friendly and durable.Metal Mattress Foundation Frame Heavy Duty Steel Slat Platform Bed Frame

[Super Heavy Duty] Ultimate strength and durability, 2.4-inch thick steel frame design, 20% stronger&heavier than similar bedframe.

[Stability System] Reinforced leg structure and Integrate structure make the whole structure much safer & firm, quiet noise-free, non-shake and prevents structural twisting.

[Non-Slip Design] The frame encloses the mattress to prevent slipping, multiple points bed-legs and tough square steel slats give good support, doubles the mattress' life expectancy.

【Durable Structure】: Strong mattress support with 12 steel slats not only gives stability and level support but also helps prevent the mattress from sagging and enhances mattress life, without the need for a box spring. The weight limit is 800 pounds.

【Stylish Design】: Rustic wood footboard coupled with a black steel frame offer a sleek, inspired look. Thoughtful reserved holes for DIY headboards, you can match any headboards you like, suitable for all decoration themes.

【Underbed Clearance】: This platform features 12.5'' inches of under-bed space, perfect for storing extra odds and ends, and making your home tidy.

【CLASSIC AND ROMANTIC】This farmhouse styled bed features curved lines and thick tube frames, bringing a romantic and warm feeling to your space. The beautiful silhouette subtly balances the coolness of metal that is easily blended with modern, traditional, farmhouse and rustic home decors.

【HIGH HEADBOARD DESIGN】Compared with other metal beds, this California king bed frame has a higher headboard for better protecting your head and providing you a comfortable sitting place. You can prop soft pillows behind your back, and read books or watch TV lazily.

【SAFE】Carefully designed, this mattress foundation is built of round corners, smooth finish and protective footpads, which is safer for our customers to use. Moreover, the high foot board keeps bedding from falling onto the floor while you sleep.

Strong and sturdy metal bed frame with minimalistic design.

Assembled Produt Dimensions: 79.5 x 75.5 x 9 inches

Stress free assembly - easy to assemble in minutes; all hardware, tools, and instructions are included.

No Box Spring Needed: Reliable steel slats are matched to your memory foam, latex or spring mattress, and you no need a boxing spring to extend the life of your mattress by using our metal king bed frame.

Heavy Duty Support: Durable king size metal bed frame with 9 sturdy legs structure will support a maximum weight up to 3,500 lbs and provide you a good sleep time with no sagging, non-shake, no squeak and noise free.

Headboard and Footboard Compatible: You can easy to attach your own style headboard and footboard(not included) to this black metal bed frame where have some drilled holes on 6 legs.

GOOD STABILITY: Reinforced Structure and Heavy Duty Quality make the Modern Frame Incomparablely Stable, Non-twisting, Non-squeeking.

EASY ASSEMBLY: Concise Design and Simple Installation to Unfold and Lock up Quickly in Minutes, No Need Extra Tools, 2 Person Recommended.

NO BOXSPRING: Well Support the Mattress with Multiple Points Bed Legs and Sturdy Steel Slats; Headboard Holes Reserved for Your Choice.

Natural Quality: Our bed frame is constructed with solid rubber wood and 14 poplar wood slats to ensure a lasting quality. With solid wood legs for increased support and stability, this wood platform bed frame is able to bear a loading capacity from 250lbs to 500 lbs.

Modern Alternative: This platform bed frame features a clean and traditional styling that can be complemented with any home decorations and accent your beddings. The wood-made design also delivers the on-trend look in your bedrooms, guestrooms, hotels and so much more.

Underbed Storage: Raised by 14 inches tall, this wood bed frame has plenty of vacant room underneath it for storing your suitcases, luggage, outdated items and more. And the altitude is also eligible for robot cleaner to slide into and vacuum the floor clean.

[Extremly Heavy Duty] Ultimate strength and durability, super sturdy steel frame design, both stronger and heavier than similar bed frame.It supports up to 3500 lbs, perfect for every kinds of people or those with heavy mattresses.

[Stability System] Reinforced leg structure and Integrate structure make the whole structure much safer & firm, noise-free, non-shake and prevents structural twisting.

[Non-Slip&Noise Free Design] The frame encloses the mattress to prevent slipping, extra bed-legs and sturdy steel slats for great support, no more sagging box springs. Doubles the mattress' life expectancy.

White WashedFinish platform bed, "crude" design creates a timeless, classic look for decor your bedroom,Gourd type legs, provides a clean, contemporary look. natural wooden leg enhance the stability of the bed.

With 12 high-quanlity wooden slats, greatly enhance the load-bearing capacity.

All in One packaging, convenient transportation, will not easily to missing parts.

All-in-One Package: This storage bed frame comes in only one box with the complete accessories you need to assemble now.

Space-saving Functionality: With four storage drawers underneath, this bed frame king size offers perfect storage space for bed sheets, accessories, off-season clothing, etc.

Lavish & Modern: Upholstered in linen fabric with a button-tufted and square-stitched surface, this deluxe king platform bed will add sophisticated style to any bedroom.

Sturdy and Durable: This platform bed are steel slats structure and noise free construction, which are support by 9 reinforced legs to provide you a stable bed frame and have a good sleep time.

Easy Assembly: The package include all required hardware and a clear installation instructions to help you install this cal king size metal bed frame in few minutes.

No Box Spring Needed: Dependable metal slats support platform bed frame will extend the life of your memory foam, latex or spring mattress without the need for a box spring.

【Classic & Modern Charm】The king bed frame is completely upholstered and padded for a premium look and feel. High quality linen fabric is selected to add tailored touch and upscale aesthetic. Graceful arched profile, classic bronze nailhead trim, diamond stitches and tufted button lend chic and subtle beauty, setting the tone for a bedroom of livable elegance

【Adjustable Headboard】 The height of the headboard is adjustable between 43.3 - 45.3 inches, which can accommodate standard size of mattress in height of 8 - 12 inches, which allows you to choose mattress with height you’re used to

【Built to Last】 The upholstered bed frame is crafted from premium manufactured wood and linen fabric to rest assured solid structure and strong support for 1000 lbs, lasting for long-term use.7.08” clearance space under the bed adds plenty of extra storage for daily used stuff like slippers, containers., etc, while helps you to optimize the layout of your bedroom

Extra Large Headboard - Extra tall 50.1 inches high integrated headboard, 3 inches thick wingback with velvet tufting, more elegant and comfortable.

Sturdy Frame - A sturdy frame of kiln-dried solid hardwood and 12-layer plywood for strength and support that will last. Bolt-on rails design made all the metal slats fixed firmly.

Velvet Bed Frame - Upholstered in velvet fabric is great Permeability, durable and soft touch. Contemporary wingback headboard design with nailhead trim.

✅ 【CLASSICAL VINTAGE DESIGN】 - The bedstead has fashionable appearance. The retro headboard and footboard are in perfect match with other furniture. The antique Victorian style and matte surface texture make a perfect bed frame.

✅ 【STRONG METAL FRAME】 - This cal king bed frame is made of solid metal frame structure with steel slats support, powder painting finish, no quaking & scratching, strong packaged. (NO BOX SPRING NEEDED).

✅ 【ENOUGH STORAGE SPACE】 - The 14'' of clearance from the floor, making it a great option for under-bed storage. You can put boxes, quilts, toys and more under the bed to tidy your bedroom.

✔ Silence Creator: Our frames' Strong and Sturdy Steel Slat Structure brings more Stablility and Durability, which give Good Support to Your Comfortable Sleep.

✔ Concise Style: Black and Simplified Bed Frames will be the Best Option to match Your Rest Room and other Furniture; 0.5 inch Smaller for Mattress fully cover the frame.

✔ Easy Assembly: 14 inch High Metal Bedframe with Intergrated Compact Design, easily set up in 30 Minutes with all the Tools Required; Head Legs Holes reserved any Headboard or Footboard.

Charging Station - 2 outlets & 2 USB ports with 6.7ft cord for charging your phones within easy reach or using a small lamp to read easily when you are lying on the bed.

Practical Storage Headboard - The headboard storage provides you with an extra place to store magazines, phones, beloved photos and decorations which is very practical.

Faux Leather Headboard and Footboard - The bed frame is combined with the Black Faux Leather and the iron frame. The soft footboard and curved corners protect your family from sharp collisions and prevent your mattress from slipping.

Sturdy bed frame stucture:Powder coating finish, made of durable steel with a sleek black finish; designed for sleepers up to 800 pounds, no quaking & scratching,noise-free, strong packaged.

Califonia King size bed frame and storage space:Provides extra under-the-bed storage space with a vertical clearance of about 13" inches to tidy your clothes,toys or quilts.

Metal California King bed frame one box packing and easy assembly. package includes instruction and all parts and needed tools. Please follow assembly instruction and vedio for proper assembly. Accommodates a matching-size mattress.