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Bring home exceptional comfort and total body support with a California king mattress from Rooms To Go. Perfect for couples and single sleepers alike, these spacious surfaces provide ample room to stretch out. While slightly narrower than a traditional king, California king size mattresses are our longest available models for sale, making them a comfy choice for tall sleepers.

We showcase large California king mattresses in many designs to suit how you like to sleep. A plush California king mattress with memory foam technology delivers optimal relaxation. To help ease joint or back pain, choose a firm option featuring pressure point relief. Or go for a classic box spring mattress. For your convenience, we offer a range of both standard and bed-in-a-box mattresses. Provide a unique sleep surface with an adjustable mattress. We carry California king mattresses from top brands like Sealy.

Our selection also supplies useful features to meet your needs. Looking to stay cool all night? Gel foams dispel extra body heat. Does your partner toss and turn? California king mattresses with motion transfer fabric isolate movement to keep you sleeping soundly. With our wide variety of low price options, it's easy to find a big California king mattress that matches your sleep style.