For screen reader problems with this website, please call800-863-73268 0 0 8 6 3 7 3 2 6Standard carrier rates apply to texts.
King
Filters
Customer Rating
King Mattress (76" x 80")
A king mattress is the ultimate choice for spacious comfort, giving couples—and even families—plenty of room to spread out. Measuring approximately 76" wide by 80" long, a king bed offers luxurious space for restful, undisturbed sleep.
At American Mattress, we offer a wide selection of king size mattresses from trusted brands like Stearns & Foster, Sealy Posturepedic, Beautyrest, Purple, and Serta. Explore options in every comfort level— from plush and medium to firm support—and in all mattress types including innerspring, memory foam, hybrid, and latex.
Whether you’re upgrading your primary bedroom, looking for advanced cooling technology, or need targeted back and pressure-point support, our collection of king mattresses for sale has the perfect fit for your sleep needs.
Shop today to find the best king mattress for the ultimate in comfort and support.