King Mattresses: Memory Foam & Other King Size Mattress Styles skip to top navigation includes links to kids and teen site, main site, credit options, gift cards, store locator, order status and customer services links skip to secondary navigation that includes links to search box, change location, cart, wish list, and log in links skip to main navigation which includes links to all products on site skip to main content
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King Size Mattresses

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King size mattresses, also known as king mattresses, offer tremendous comfort, support, and space. King size represents the largest conventionally available bed size. Standard king size mattress dimensions measure 76 inches long by 80 inches wide. If you seek a comfortable, high-quality large mattress, then Rooms To Go is the place for you. With a wide range of styles and various levels of pricing, we can meet your specific needs. Some king mattress styles offered at Rooms To Go include firm, low-profile, memory foam, pillowtop, and plush. Knowing that value matters, we keep our king size prices as low as possible and offer frequent king mattress sales. And we offer brand names you can trust at prices that won't break your wallet.


At Rooms To Go, you'll find the perfect king mattress or king mattress set to fit your favorite bedframe and complement your sleeping style. For luxurious slumbers, consider our comfortable plush mattresses with soft pillowtop cushioning. Many of our innerspring king mattresses offer firmer sleeping surfaces and feature multiple layers of breathable foam for adaptive support. For maximum comfort and convenience, our king size mattresses boast allergen and dust mite resistance, and many selections include specialized systems that minimize pressure points and reduce motion transfer.


Each of our king mattresses is made with your comfort in mind. Tall people have to sleep, too. So, whether you're looking for a king mattress or related accessories, we have what you need. And with affordable pricing, the only issue you'll have is getting out of bed in the morning. Discover the best king mattress for you at Rooms To Go.

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Shop online with confidence at Rooms To Go, America's #1 independent furniture retailer. With nearly 150 furniture stores / showrooms, we have the buying power to offer quality home furniture at affordable prices. Discover the convenience of online shopping with inviting living rooms, casual and formal dining rooms, and relaxing bedrooms, delivered fast, right to your home.