Sign up to receive our latest deals and get a 10% off coupon.

Terms & Conditions|Privacy Policy|*You can unsubscribe at any time

Ships to:

Canadian shipping to the US?

View your account and check your order status.

Create an Account

Track orders, save items to lists and more!

My Account My Orders My Reviews Help

Living Room Furniture Sofas & Couches Sectionals Benches Ottomans & Poufs Accent Chairs Recliners Coffee & Accent Tables TV Stands Bookshelves

Bedroom Furniture Beds Bedroom Sets Headboards Bed Frames Dressers & Chests Nightstands Armoires & Wardrobes Mattresses Kids Beds

Dining, Kitchen & Bar Kitchen & Dining Sets Kitchen & Dining Chairs Kitchen & Dining Tables Counter & Bar Stools Bar Tables Buffets & Sideboards Home Bars Kitchen Islands & Carts Kitchen Furniture

Patio & Outdoor Furniture Patio Furniture Sets Sofas, Chairs & Sectionals Dining Sets Coffee & Side Tables Chaise Lounges Adirondack Chairs Hammocks & Swings Outdoor Benches

Office Furniture Desks Office Chairs Office Shelves & Storage File Cabinets Office & Conference Tables

More Entryway Bathroom Home Gym Rec Room Small Space Living Kids & Baby Furniture

Select Furniture*

More Ways to Shop

Featured Sales New Arrivals Clearance Furniture Advice

Area Rugs 3'x5'4'x6'5'x8'6'x9'7' x 9'8'x10'9'x12'10'x14'

Rug Pads 5'x8'6'x9'8'x10'9'x12'10'x14'Non-Slip Round Runner

Rugs by Type Shag Rugs Outdoor Rugs Handmade Rugs Washable Rugs Kids & Tweens Rugs Doormats Stair Treads Kitchen Rugs & Mats

One of a Kind Rugs 3'x5'4'x6'5'x8'6'x9'7'x9'8'x10'9'x12'10'x14'Accent

Runner Rugs 6'8'10'12'14'

Area Rugs by Shape Round Rectangle Runner Square Oval

Select Area Rugs by Safavieh*

More Ways to Shop

Featured Sales New Arrivals Clearance Rugs Advice

Mirrors Wall Mirrors Bathroom Vanity Mirrors Floor Mirrors Full Length Mirrors Rectangular Mirrors Round Mirrors Window Mirrors Mirror Sets

Decorative Accessories Indoor Fireplaces Outdoor Decor Accent Pieces Silk Plants Candles & Holders Vases Room Dividers Photo Frames & Albums Planters, Hangers & Stands

Wall Decor Wall Sculptures Decorative Shelves Wall Tapestries Clocks Wall Decals Acrylic Wall Art

Art Gallery Gallery Wrapped Canvas Canvas Art Framed Prints Unframed Prints Metal Art Wood Wall Art Matching Sets

Window Treatments Curtains & Drapes Blinds & Shades Curtain Rods & Hardware Sheer Curtains Blackout Curtains Kitchen Curtains Valances Stained Glass Panels

Throw Pillows Accent Pillows Outdoor Pillows Floor Pillows Poufs Pillow Covers Bed Rest

Select Home Decor*

More Ways to Shop

Featured Sales New Arrivals Clearance Decor Advice

Bedding Comforter Sets Duvet Covers Bed-in-a-Bag Quilts & Coverlets Blankets & Throws Bedspreads

Bedding Basics Sheets & Pillowcases Mattress Pads & Toppers Comforters & Duvet Inserts Pillows Cotton Bedding

Mattresses Twin Twin XL Full Queen King California King Air Mattresses Mattresses in a Box

Bath & Towels Shower Curtains Towels Bath Rugs & Mats Bath Accessories Bath Robes Kids Bath

Kids Bedding Kids Sheets Kids Comforter Sets Kids Bed-in-a-Bag Kids Quilts Kids Bed Tents & Canopies Kids Mattresses

Bathroom Furniture Bathroom Vanities Bathroom Vanity Mirrors Bathroom Sinks Bathroom Faucets Bathroom Cabinets Tubs Showers

Select Bedding & Bath*

More Ways to Shop

Featured Sales New Arrivals Clearance Bedding Advice

Home Improvement

Kitchen Ranges & Ovens Refrigerators Kitchen Carts & Islands Kitchen Sinks Kitchen Faucets Kitchen Cabinets Backsplash

Bathroom Bathroom Vanities Bathroom Vanity Mirrors Bathroom Sinks Bathroom Faucets Bathroom Cabinets Tubs Showers Toilets

Storage & Organization Outdoor Storage Laundry Room Garage Storage Decorative Storage Closet Organizers Kitchen & Pantry Cabinets

Flooring & Wall Tile Laminate Flooring Vinyl Flooring Hardwood Flooring Wallpaper Wall Tiles Ceiling Tiles

Home Essentials Smart Home Vacuums & Floorcare Heating & Cooling Air Quality Home Alarms & Sensors

Select Home Improvement*

More Ways to Shop

Featured Sales New Arrivals Clearance Home Improvement Advice

Dinnerware Dinnerware Sets Formal Dinnerware Plates Bowls Cups & Saucers Mugs Flatware

Glasses & Barware Tumblers Wine Glasses Bar & Wine Tools Beer Glasses Decanters & Carafes Cooler & Ice Buckets Beverage Serving Sets

Serveware Serving Platters & Trays Serving Bowls Warming Buffet & Trays Drink Pitchers Salt & Pepper Shakers Chip & Dip Sets Table Linens

Cookware & Bakeware Cookware Sets Pots & Pans Specialty Cookware Grill Pans & Griddles Cooking Essentials Cutlery Bakeware

Kitchen Appliances Mixers Blenders Coffee Makers Air Fryers Pressure Cookers Food Processors Major Appliances

Kitchen Storage Kitchen Carts Wine Racks Kitchen Trash Cans Pot Racks Pantry Storage Kitchen Canisters Plastic Storage Containers

Select Kitchen & Dining*

More Ways to Shop

Featured Sales New Arrivals Clearance Kitchen Advice

Patio Furniture Patio Furniture Sets Sofas, Chairs & Sectionals Dining Sets Dining Chairs Coffee & Side Tables Chaise Lounges Adirondack Chairs Hammocks & Swings Outdoor Benches

Outdoor Decor Fire Pits Outdoor Rugs Doormats Outdoor Lighting Garden Accents Outdoor Curtains & Shades Outdoor Cushions & Pillows Planters, Hangers & Stands Patio Furniture Covers

Umbrellas & Shades Patio Umbrellas Sunsails Gazebos & Pergolas Umbrella Bases Beach Umbrellas

Gardening & Yard Care Sheds & Outdoor Storage Greenhouses Gardening & Yard Tools Mowers & Trimmers Hoses & Sprinklers Fencing & Privacy Screens

Grills & Outdoor Cooking Gas Grills Charcoal Grills Smokers Grilling Accessories Grilling Tools & Cookware

Sports & Outdoors Swing Sets Trampolines Hot Tubs & Spas Bicycles Skating & Scooters Lawn Games

Select Garden & Patio*

More Ways to Shop

Featured Sales New Arrivals Clearance Patio Advice

All Jewelry Rings Necklaces Earrings Bracelets Moissanite Rings Jewelry Boxes

Wedding Rings Engagement Rings Bridal Sets Semi-Mount Rings Women's Wedding Bands Men's Wedding Bands

Fine Jewelry Diamond Rings Gold Necklaces Diamond Studs One-of-a-Kind Vintage & Estate Gemstone Rings

Men's Jewelry Men's Rings Men's Necklaces Men's Bracelets Cuff Links

Watches Men's Watches Women's Watches Kids Watches Smart Watches Luxury Watches Watch Accessories

Select Jewelry & Watches*

More Ways to Shop

Featured Sales New Arrivals Clearance Jewelry Advice

Ceiling Lights Chandeliers Pendant Lights Flush Mount Lights Track Lighting Recessed Lights Semi-Flush Mount Lights Wagon Wheel Chandeliers

Wall Lighting Flush Mount Wall Lights Wall Sconces Night Lights Picture Lights Swing Arm Lights Step & Hall Lights

Lamps & Lamp Shades Table Lamps Floor Lamps Lamp Sets Desk Lamps Lamp Shades Accent Lamps

Ceiling Fans Indoor Ceiling Fans Fandeliers Outdoor Ceiling Fans Ceiling Fan Light Kits Ceiling Fan Accessories

Outdoor Lighting Outdoor Wall Lights Outdoor Ceiling Lights Landscape Lighting String Lights Post Lights Security & Motion Sensor Lights

Kitchen & Bath Lighting Kitchen Island Lights Under Cabinet Lights Bathroom Vanity Lights Bathroom Sconces Bath Bar Lights

Select Lighting*

More Ways to Shop

Featured Sales New Arrivals Clearance Lighting Advice

Baby Car Seats Strollers & Gear Baby Toys Cribs Crib Mattresses Baby Bedding Gliders & Ottomans Changing Tables

Kids Furniture Kids Beds Kids Mattresses Kids Dressers Kids Desks Kids Storage & Toy Boxes Bean Bags Kids Chairs

Kids Bedding Kids Comforter Sets Kids Quilts Kids Bed-in-a-Bag Kids Sheets Kids Duvet Covers Kids Canopies Kids Blankets & Throws

Toys by Age Baby 2-4 Years 5-7 Years 8-11 Years 12-15 Years Teen

Toys & Play Outdoor Play Swing Sets Bikes, Ride-Ons & Scooters Pretend Play STEM Toys Remote Control Toys Games & Puzzles Arts & Crafts

Kids Clothing & Accessories Baby Clothing Girls Clothing Boys Clothing Girls Shoes Boy Shoes Costume & Dress Up Kids Backpacks

Select Baby Products*

More Ways to Shop

Featured Sales New Arrivals Clearance Kids & Baby Advice

Electronics Computers & Tablets Cell Phones Televisions Digital Cameras Home Theater & Audio Video Games & Systems Smart Home & Security

Apparel Women's Clothing Women's Shoes Men's Clothing Men's Shoes Beauty Accessories

Pet Supplies Dog Supplies Cat Supplies Bird Supplies Fish Supplies Small Animal Supplies Pet Friendly Home Reptile & Amphibian Supplies

Crafts & Sewing Scrapbooking Sewing & Needlework Die Cutting Art Supplies

Health & Beauty Skin Care Hair Care Makeup Perfumes & Fragrances Holistic Supplies

Sports & Outdoors Sports & Fitness Outdoors Golf Equipment Camping Hunting Fishing

Select Electronics*

More Ways to Shop

Inspiration & Ideas

Measuring for Curtains

Dorm Room Ideas

Your Patio Personality

Top 10 Boho Rugs

Shop All Sales & Deals

1000s of items*

Spring Decor & More*

Eco-Friendly Outdoor Furniture*

Small Patio Refresh*

Furniture/
Bedroom Furniture/
Mattresses

1-60 of 95 Results

California King Size Mattresses

Sort by:

Best Selling

On Sale

Price Low - High

Price High - Low

Customer Rating

New Arrivals

New Products
Top Rated
On Sale
Best Selling

Queen
King
Full
Twin
Twin XL
California King
Split King
Full XL
Split Cal-King
Short Queen
Split Queen
Short Full

Memory Foam
Hybrid
Innerspring
Pocket Spring
Gel Memory Foam
Foam
Latex

Mattress in a Box
Cooling
Platform Friendly
Hypoallergenic
Bed Slat Friendly
Removable Cover
Orthopedic

Mattress & Boxspring Sets
Box Spring Only
Pillow Top Mattresses
Kids Mattresses
RV Mattresses

Include Out of Stock

size: California King

Sale Ends in 1 Day

LUCID Comfort Collection 10-inch Luxury Gel Memory Foam Mattress

Sale Starts at CAD 257.95

LUCID Comfort Collection 10-inch Luxury Gel Memory Foam Mattress

Details

Sale Ends in 1 Day

Linenspa Essentials 10InchAlwaysCool Memory Foam Hybrid Mattress

Sale Starts at CAD 205.27

Linenspa Essentials 10InchAlwaysCool Memory Foam Hybrid Mattress

Details

Sale Ends in 1 Day

Sale Starts at CAD 125.78

Priage by ZINUS 5-inch Smart Low-profile Metal Box Spring Foundation

Details

Sale Ends in 1 Day

LUCID Comfort Collection 12-inch Gel and Aloe Vera Hybrid Memory Foam Mattress

Sale Starts at CAD 363.52

LUCID Comfort Collection 12-inch Gel and Aloe Vera Hybrid Memory Foam Mattress

Details

Sale Ends in 1 Day

Aloe Vera 8-inch Medium Support Memory Foam Mattress

Sale Starts at CAD 253.88

Aloe Vera 8-inch Medium Support Memory Foam Mattress

Details

Priage by ZINUS 7" Smart Metal Box Spring, Mattress Foundation

Starting at CAD 234.10

Priage by ZINUS 7" Smart Metal Box Spring, Mattress Foundation

Details

Sale Ends in 1 Day

OSleep 10-inch Memory Foam and Innerspring Hybrid Mattress

Sale Starts at CAD 279.26

OSleep 10-inch Memory Foam and Innerspring Hybrid Mattress

Details

Sale Ends in 1 Day

LUCID Comfort Collection 10-inch Gel and Aloe Vera Hybrid Memory Foam Mattress

Sale Starts at CAD 346.19

LUCID Comfort Collection 10-inch Gel and Aloe Vera Hybrid Memory Foam Mattress

Details

Sale Ends in 1 Day

Priage by ZINUS Metal Box Spring with Wood Slats, 9 Inch Mattress Foundation

Sale Starts at CAD 193.66

Priage by ZINUS Metal Box Spring with Wood Slats, 9 Inch Mattress Foundation

Details

MY ACCOUNT

Orders & Returns Email Preferences Account Settings

LET US HELP

Contact Customer Care Shipping Information Return Policy International Help Accessibility

COMPANY INFORMATION

About Overstock™Careers Sell Your Products Overstock™ Investor Relations Overstock Dividend FAQs Overstock™ Supply Chain Transparency

MORE WAYS TO SHOP

Tips & Ideas Deals Clearance New Arrivals

My Account Email Preferences Help

California - Do Not Sell My Information Privacy Policy Terms & Conditions *Promotion Terms

© Copyright 2021, Overstock.com®, Inc.

799 Coliseum Way Midvale, UT 84047 | 1-800-843-2446

Privacy Policy Terms & Conditions *Promotion Terms Ship to:

Overstock uses cookies to ensure you get the best experience on our site. To consent, please continue shopping. Learn More