Walmart US Ecommerce Website

GENERAL MERCHANDISE

PHARMACY

GROCERIES

VUDU

SPARK

PHOTO

ADVERTISING

SAVINGS CATCHER

GIFTCARDS

INHOME

AFFILIATE

ONEAPP

LOTUS

HELP

SMART_REORDER

GROCERY

CONV_COMMERCE

Samsclub.com

Is a California king mattress bigger than a regular king? 

Does Sam's Club carry California king mattress sets? 

What type of mattress is best for a California king? 

What's the Difference Between a King Size Mattress and a California King Size Mattress? 

Frequently Asked Questions

NEW FAQ Tue May 05 2026 9:04 AM PDT

AlertBannerList

BrandAmplifierAd

california king plush

california king medium

queen medium

king plush

twin xl mattresses

king firm

full mattresses

king mattresses

queen mattresses

mattress by size

BrowseRelatedShelves

CopyBlock

NEW SkylineDisplayAd Tue Jun 17 2025 10:10 PM PDT

PillsModule

RelatedSearch

SearchHeaderModule

Brand

Mattress type

Comfort rating

Mattress top

Sleep position

Base compatibility

Warranty included

Delivery type

Departments

Product rating

Savings

Sort by

SearchSortFilterModule

Enricher Static Module

title_shipToHome_not_available

85adafd1-5726-4bde-833c-e198a258cc4d.c08f2b5a59fdb9746a805124d9b35455.jpeg

Member's Mark Hotel Premier 14" Hybrid Mattress (Available in Medium, Plush, and Firm)

58fa51b5-cb99-40ff-8bca-ed265fecc541.239e4c49fd04776e8558f01a65895334.jpeg

Serta Classic Plus Heather Ridge Pillow Top Mattress (Available in Medium and Plush)

321f3458-c8db-472a-9557-264d93ed8062.ab09b0b8899b35b1b5607911afc52749.jpeg

Serta Classic Bayfield Euro-Top Mattress (Available in Medium, Plush, and Firm)

f8c2677e-70ff-4d03-84e2-f048e9387378.8e25b1e964a9ec3be19b0e4c935f05f5.jpeg

Serta SleepToGo 12" Firm Gel Memory Foam Mattress

<ul>
<li>Available in Twin, Twin XL, Full, Queen, King, and Cal King Sizes</li>
<li>Covered by Serta's 100 Night In-Home Trial</li>
<li>Free White Glove Delivery included for Plus Members. Set up and mattress haul away available for non-Members</li>
<li>Featuring 3 zones for lower back support, breathable fabrics, and responsive coils for classic comfort</li>
<li>Compatible with most bed frames, box springs, platforms and adjustable foundations</li>
<li>Proudly 100% USA assembled &amp; features CertiPUR-US certified foams</li>
</ul>

73c49e6c-22da-47d9-82ff-b16ded12bc94.339f5bb6193c667197533f3ece6291f7.jpeg

<ul>
<li>Available in Twin, Full, Queen, King, and Cal King Sizes</li>
<li>Covered by Serta®'s 10-Year warranty</li>
<li>Mattress ships in a box to your doorstep and is ready to use in minutes - Free delivery for Plus Members</li>
<li>A firm foam mattress with a combination of cushioning &amp; supporting foams</li>
<li>Perfect for back and stomach sleepers</li>
</ul>

<ul>
<li>Available in Twin, Full, Queen, King Sizes</li>
<li>Covered by Serta's 100 Night In-Home Trial</li>
<li>Mattress ships in a box and is ready to use in minutes—no need to schedule delivery.</li>
<li>Exceptional support and pressure relief with coil system that helps reduce motion transfer</li>
<li>Perfect for all sleepers—side, back, stomach, or combination sleepers</li>
<li>Compatible with most bed frames, platforms, and adjustable foundations</li>
</ul>

1df40303-453f-4055-9246-57ea01cd9590.a90ffec5f2a7f84525e575f7d75b9a23.jpeg

Serta 12" Medium Hybrid Mattress

Free White Glove Delivery included for Plus Members. Set up and mattress haul away available for all.
Enjoy a 100-night in-home Trial backed by Serta.
<ul>
<li>Available in Queen, King, and Cal King Sizes</li>
<li>Featuring 3 zones for lower back support, breathable fabrics, and responsive coils for classic comfort</li>
<li>Compatible with most bed frames, box springs, platforms and adjustable foundations</li>
<li>Proudly 100% USA assembled &amp; features CertiPUR-US certified foams</li>
</ul>

b1b427d6-e83d-4dbc-9a17-4c00679bfe0a.ec1083670bbcf33ba834a3d8cdf34c6c.jpeg

Serta Perfect Sleeper Shorepoint Hybrid Mattress (Available in Firm and Plush)

<ul>
<li>Available in Twin, Full, Queen, King, Cal King Sizes</li>
<li>Covered by Serta's 100 Night In-Home Trial</li>
<li>Mattress ships in a box and is ready to use in minutes—no need to schedule delivery</li>
<li>Cool, supportive gel memory foam comfort</li>
<li>Perfect for all sleepers—side, back, stomach, or combination sleepers</li>
<li>Compatible with most bed frames, platforms, and adjustable foundations</li>
</ul>

ea174504-0fed-4969-906a-a1f1983946f3.81074edf01806aab0de5d60b6473e167.jpeg

Serta 10" Medium Gel Memory Foam Mattress

Free White Glove Delivery included for Plus Members. Set up and mattress haul away available for all.
Enjoy a 100-night in-home Trial backed by Serta, plus receive a $300 Sam’s Club eGift Card to use toward future purchases.
<ul>
<li>5 ZoneResponse™ Design combines coils and contouring memory foam for full body spinal alignment</li>
<li>Available as a Medium, Plush Pillow Top &amp; Firm Pillow Top</li>
<li>Compatible with most bed frames, box springs, platforms and adjustable foundations</li>
<li>Available in Twin XL, Full, Queen, King, and Cal King</li>
</ul>

55638208-1fb0-40f9-ac17-dfe5112197b8.fe591ff10047fc1703e62f8909a37195.jpeg

Serta Perfect Sleeper X Max Hybrid Mattress

Free White Glove Delivery included for Plus Members. Set up and mattress haul away available for all.
Enjoy a 100-night in-home Trial backed by Serta, plus receive a $300 Sam’s Club eGift Card to use toward future purchases.
<ul>
<li>5 ZoneResponse Design combines coils and contouring memory foam for full body spinal alignment</li>
<li>Medium - Perfect for all sleepers-side, back, stomach or combination sleepers</li>
<li>Compatible with most bed frames, box springs, platforms and adjustable foundations</li>
<li>Available in Twin XL, Full, Queen, King, and Cal King</li>
</ul>

4c533e00-ef74-494d-bccf-48e7e8c5c0c9.a19716336da22ec934d0f08bc6fb0841.jpeg

Serta Perfect Sleeper X Lexton Hybrid Medium Pillow Top Mattress

Delivered in a compact box for effortless setup—just unbox and enjoy. Your mattress is ready to use in minutes, no scheduling required.
Enjoy a 100-night in-home Trial backed by Serta.
<ul>
<li>Our mattress in a box fully expands quicker than others so you can sleep on it right away.</li>
<li>Available in both Medium and Plush Pillow-Top comfort levels</li>
<li>Compatible with most bed frames, box springs, platforms and adjustable foundations</li>
</ul>

b9e5f0a4-a750-465e-9ae2-4cfb14e108f2.fa89c2517213cc5489d2ad2b9eb1395c.jpeg

Serta 10" Five Star Mattress Sleepscape Innerspring Mattress (Available in Medium and Plush)

Available for shipping

Results for "All Departments"

California King Mattresses at Sam's Club

Sealy Posturepedic Palomar Medium Euro Pillow Top Mattress $1,549.00

Sealy Posturepedic Palomar Medium Euro Pillow Top Mattress

Member's Mark Hotel Premier 14" Hybrid Mattress (Available in Medium, Plush, and Firm) $699.00

Member's Mark Hotel Premier 14" Hybrid Mattress (Available in Medium, Plush, and Firm)

Serta Classic Plus Heather Ridge Pillow Top Mattress (Available in Medium and Plush) $628.98