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King Mattresses
King size mattresses and king size beds offer more sleeping space . Check our selection of king size beds for sale in-stores or online today at Sit ‘N Sleep.
Online Only
Medium Soft
Online Only
Medium Soft
The DreamCloud Mattress
from $839.00
$419.00
Online Only
Firm
Online Only
Firm
Sealy HTL Ultra Firm
from $774.99
$474.99
On Sale
Medium Firm
On Sale
Medium Firm
Nectar Classic Memory Foam
from $699.00
$349.00
Online Only
Firm
Online Only
Firm
DreamCloud Premier2 Mattress
from $1,169.00
$649.00
Online Only
Soft
Online Only
Soft
Sealy HTL Soft Euro Pillow Top
from $899.99
$599.99
Online Only
Firm
Online Only
Firm
Apex Luxury Firm
from $469.99
$269.99
Online Only
Soft
Online Only
Soft
Serta Grandmere Plush Pillow Top
from $1,119.99
$779.99
Free Gift
Medium Firm
Free Gift
Medium Firm
Purple Mattress
from $999.00
Online Only
Medium
Online Only
Medium
Serta Blissful Excellence Borbela Harbor Medium Euro Top
from $519.00
$319.00
Online Only
Firm
Online Only
Firm
Nova Euro Top 9.5 Inch Foam
from $419.99
$219.99
Online Only
Medium
Online Only
Medium
Beautyrest Beachfront Bay Medium Pillow Top
from $1,299.99
$799.99
Online Only
Firm
Online Only
Firm
Nova 7 Inch Foam
from $399.99
$199.99
Online Only
Firm
Online Only
Firm
Purple Plus Mattress
from $1,499.00
On Sale
Firm
On Sale
Firm
Serta Perfect Sleeper Pacific Palisades Firm Pillow Top
from $2,199.99
$1,099.99
Online Only
Medium Soft
Online Only
Medium Soft
Kingsdown Glamorous Euro Pillow Top
from $1,049.99
$689.99
Online Only
Medium
Online Only
Medium
Beautyrest Beachfront Bay Medium
from $899.99
$599.99
Close Out Mode
Firm
Close Out Mode
Firm
Sealy Posturepedic Abbey Beach Firm
from $899.99
$599.99
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Chandy Bay Firm
from $699.00
$399.00
Online Only
Extra Firm
Online Only
Extra Firm
Serta Blissful Excellence Enchanting Skies Extra Firm
from $799.00
$609.00
Online Only
Medium
Online Only
Medium
Serta Perfect Sleeper Dazzling Night Hybrid Medium
from $1,599.99
$899.99
Online Only
Extra Firm
Online Only
Extra Firm
Orion Extra Firm
from $789.99
$389.99
Online Only
Firm
Online Only
Firm
Serta Perfect Sleeper La Jolla Firm
from $899.99
$599.99
Online Only
Soft
Online Only
Soft
Serta Blissful Excellence Alora Sky Plush
from $409.00
$209.00
Online Only
Firm
Online Only
Firm
Beautyrest Beachfront Bay Firm
from $1,099.99
$699.99
On Sale
Medium
On Sale
Medium
Sealy Carano Bay Medium
from $1,549.99
$774.99
Online Only
Firm
Online Only
Firm
Apollo Luxury Firm
from $609.99
$309.99
Online Only
Firm
Online Only
Firm
Sealy Posturepedic Hybrid Lacey Firm
from $1,224.99
$824.99
Online Only
Soft
Online Only
Soft
Apollo Plush Euro Top
from $619.99
$319.99
Online Only
Soft
Online Only
Soft
Apex Plush Euro Top
from $589.99
$289.99
Online Only
Firm
Online Only
Firm
Serta Perfect Sleeper Dazzling Night Hybrid Firm
from $1,599.99
$899.99
Close Out Mode
Medium Firm
Close Out Mode
Medium Firm
TEMPUR - Adapt Medium Mattress
from $1,699.00
$1,189.30
On Sale
Soft
On Sale
Soft
Sealy Carano Bay Soft Euro Pillow Top
from $1,749.99
$874.99
On Sale
Extra Firm
On Sale
Extra Firm
Serta Perfect Sleeper Pacific Palisades Extra Firm
from $1,999.99
$999.99
Medium Soft
Medium Soft
Cloudtech Stratus Medium Euro Top
from $1,299.99
Online Only
Medium Firm
Online Only
Medium Firm
Kingsdown Beauty Firm
from $999.99
$649.99
Online Only
Soft
Online Only
Soft
Serta Blissful Excellence Chandy Bay Plush Euro Top
from $699.00
$399.00
Medium
Medium
Serta Perfect Sleeper Pacific Palisades Medium Pillow Top
from $1,099.99
Online Only
Extra Firm
Online Only
Extra Firm
Beautyrest Cypress Bay Extra Firm
from $1,499.99
$899.99
Close Out Mode
Firm
Close Out Mode
Firm
TEMPUR - ProAdapt Firm Mattress
from $2,899.00
$2,029.30
On Sale
Medium Firm
On Sale
Medium Firm
Nectar Hybrid Premier
from $1,349.00
$799.00
On Sale
Medium Firm
On Sale
Medium Firm
Casper The One
from $749.00
$599.00
Online Only
Firm
Online Only
Firm
Kingsdown Nuovo Firm Euro Top
from $799.99
$499.99
On Sale
Soft
On Sale
Soft
King Koil Riptide Plush Euro Top
from $2,349.99
$1,049.99
Online Only
Firm
Online Only
Firm
Orion Luxury Firm
from $789.99
$389.99
Close Out Mode
Medium Firm
Close Out Mode
Medium Firm
TEMPUR - Adapt Medium Hybrid Mattress
from $1,999.00
$1,399.30
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Delani Meadows Firm Pillow Top
from $849.00
$549.00
Firm
Firm
Serta Perfect Sleeper Morro Bay Firm
from $699.99
Online Only
Firm
Online Only
Firm
Sealy Dream Waves Firm Tight Top
from $584.00
$409.00
Online Only
Firm
Online Only
Firm
Apex Firm
from $469.99
$269.99
Firm
Firm
King Koil Duet Ultra Firm
from $1,099.99
Firm
Firm
King Koil Premiere Luxury Firm Box Pillow Top
from $1,799.99
On Sale
Extra Firm
On Sale
Extra Firm
Avocado Green Mattress
from $1,499.00
$1,349.00
Medium
Medium
Casper Dream Hybrid
from $1,495.00
Firm
Firm
King Koil Keystone Firm Euro Top
from $1,299.99
Medium Soft
Medium Soft
King Koil Premiere Plush Box Pillow Top
from $1,899.99
Medium Firm
Medium Firm
Stearns & Foster Estate – Firm Euro Pillow Top
from $2,499.00
Firm
Firm
Stearns & Foster Estate – Firm Tight Top
from $2,299.00
Firm
Firm
Cloudtech Stratus Firm
from $1,099.99
Online Only
Firm
Online Only
Firm
Beautyrest Driftwood Bay Hybrid Firm
from $1,499.99
$899.99
Online Only
Soft
Online Only
Soft
Beautyrest Beachfront Bay Plush
from $1,099.99
$699.99
Medium
Medium
Serta Perfect Sleeper Morro Bay Medium
from $799.99
Online Only
Soft
Online Only
Soft
Apollo Plush
from $609.99
$309.99
Free Gift
Soft
Free Gift
Soft
Purple RestorePlus Soft
from $2,549.00
$2,548.00
Close Out Mode
Firm
Close Out Mode
Firm
TEMPUR - ProAdapt Medium Mattress
from $2,899.00
$2,029.30
On Sale
Medium Firm
On Sale
Medium Firm
Nectar Foam Luxe 5.1
from $1,499.00
$999.00
Medium
Medium
Casper Snow Hybrid
from $1,995.00
$300 Gift
Medium
$300 Gift
Medium
TEMPUR-Adapt Medium 2.0
from $1,699.00
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Fortuna Firm
from $599.99
$399.99
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Hastings Hybrid Firm
from $1,399.00
$499.00
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper Pacific Palisades Plush
from $2,099.99
$999.99
Soft
Soft
Serta Perfect Sleeper Morro Bay Plush Pillow Top
from $899.99
Extra Firm
Extra Firm
Stearns & Foster Lux Estate – Ultra Firm Tight Top
from $3,099.00
Close Out Mode
Medium Firm
Close Out Mode
Medium Firm
TEMPUR - ProAdapt Medium Hybrid Mattress
from $2,899.00
$2,029.30
Medium
Medium
Sealy Posturepedic High Point2 Hybrid Medium
from $2,419.00
Extra Firm
Extra Firm
Beautyrest Black Series One Extra Firm
from $1,549.99
$300 Gift
Firm
$300 Gift
Firm
TEMPUR-ProAdapt Firm 2.0
from $2,899.00
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Delani Meadows Firm
from $749.00
$449.00
Medium
Medium
King Koil Xtended Life Onyx Hybrid
from $2,499.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper La Jolla Plush
from $899.99
$599.99
$300 Gift
Soft
$300 Gift
Soft
Tempur-LuxeBreeze Soft 2.0
from $5,199.00
$300 Gift
Firm
$300 Gift
Firm
Tempur-LuxeBreeze Firm 2.0
from $5,199.00
Free Gift
Firm
Free Gift
Firm
Purple RestorePlus Firm
from $2,549.00
Online Only
Soft
Online Only
Soft
Kingsdown Tenderness Plush
from $999.99
$649.99
On Sale
Firm
On Sale
Firm
Kingsdown Ingate Firm
from $1,899.00
$899.00
On Sale
Medium
On Sale
Medium
Helix Midnight Luxe Medium Euro Top2
from $1,685.00
$1,264.00
Firm
Firm
Beautyrest Black Series Two Firm
from $2,349.99
Online Only
Medium
Online Only
Medium
Sealy Golden Elegance Sunnyvale Medium
from $984.99
$584.99
$300 Gift
Medium
$300 Gift
Medium
TEMPUR-LuxeAdapt Medium Hybrid 2.0
from $4,199.00
Online Only
Soft
Online Only
Soft
Sealy Golden Elegance Fortuna Soft
from $659.99
$459.99
Online Only
Soft
Online Only
Soft
Kingsdown Nuovo Plush Euro Top
from $799.99
$499.99
Online Only
Soft
Online Only
Soft
Kingsdown Mode Plush Euro Top
from $1,129.99
$729.99
Free Gift
Firm
Free Gift
Firm
Purple RestorePremier Firm
from $3,249.00
Soft
Soft
Stearns & Foster Lux Estate – Soft Euro Pillow Top
from $3,399.00
Medium Soft
Medium Soft
King Koil Duet Plush
from $1,099.99
Medium Soft
Medium Soft
King Koil Rosewood Medium Euro Top
from $1,399.99
Soft
Soft
Cottage Euro Top
from $349.99
Medium Firm
Medium Firm
Studio Euro Top
from $299.99
On Sale
Firm
On Sale
Firm
Kingsdown Cataldo Firm Euro Top
from $2,139.00
$1,139.00
On Sale
Soft
On Sale
Soft
Kingsdown Ingate Plush
from $1,899.00
$899.00
On Sale
Medium
On Sale
Medium
Avocado Green Euro Pillow Top Mattress
from $2,199.00
$1,999.00