King mattress and King size mattress sets

King size mattress for sale at an RC Willey near you, located in Salt Lake City, Las Vegas, Reno, Sacramento, and Boise.

Check the king size mattress dimensions to make sure it is the right mattress size for you. The average king size mattress length is 80 inches and the average king size mattress width is 76 inches. A king size mattress is great for two adults and especially great if you have kids who have nightmares or animals who refuse to sleep on the floor. RC Willey sells cheap king size mattresses starting at $129.99 and the best king size mattress from Tempur-Pedic, Aireloom and Beautyrest. If you need mattress financing we have a number of payment plans that range from 0% interest to fixed monthly payments.

Filter By Category
93 Items Sorted By

Price Range

Blue Burrito Hybrid Memory Foam King Size Mattress
KingSplit King
$1099.99$1399.99
Blue Burrito Hybrid Memory Foam MattressStarting at109999
700753186-1060 Beautyrest Luxury Firm King Size Mattress -  HuntingtonProduct Overlay Image
KingSplit King
$1249.99$1499.99
Beautyrest Luxury Firm Mattress - Huntington700753186-1060Starting at124999
821282-3060 Serta iComfort 200 Plush King Size Mattress - Blue Fusion
KingSplit King
$1799.99$1899.99
Serta iComfort 200 Plush Mattress - Blue Fusion 821282-3060Starting at179999
124242-3060 Serta Plush King Size Mattress - MackayProduct Overlay Image
KingSplit King
$1049.99$1459.98
Serta Plush Mattress - Mackay124242-3060Starting at104999
821373-3060 Serta 300 Pillow Top King Size Mattress - Blue Fusion
KingSplit King
$1999.99$2299.99
Serta 300 Pillow Top Mattress - Blue Fusion 821373-3060Starting at199999
208056-3060 Serta Euro Top King Size Mattress - TraymoorProduct Overlay Image
KingSplit King
$749.99$1059.99
Serta Euro Top Mattress - Traymoor208056-3060Starting at74999
127346-360 Serta Euro Top King Size Mattress - MackayProduct Overlay Image
KingSplit King
$1149.99$1659.98
Serta Euro Top Mattress - Mackay127346-360Starting at114999
Blue Burrito Visco Gel Memory Foam King Size Mattress
KingSplit King
$999.99$1199.99
Blue Burrito Visco Gel Memory Foam MattressStarting at99999
 Serta iComfort 100 Firm Split King Mattress - Blue Fusion
KingSplit King
$1599.99$1499.99
Serta iComfort 100 Firm Mattress - Blue Fusion Starting at149999
Premier Memory Foam King Size Mattress
KingSplit King
$399.99$499.99
Premier Memory Foam MattressStarting at39999
700753181-1060 Beautyrest Luxury Firm King Size Mattress - SouthshoreProduct Overlay Image
KingSplit King
$849.99$1059.99
Beautyrest Luxury Firm Mattress - Southshore700753181-1060Starting at84999
129741-3060 Serta Firm King Size Mattress - Mackay Product Overlay Image
KingSplit King
$1049.99$1459.98
Serta Firm Mattress - Mackay 129741-3060Starting at104999
700753184-1060 Beautyrest Pillow Top King Size Mattress - SouthshoreProduct Overlay Image
KingSplit King
$949.99$1289.99
Beautyrest Pillow Top Mattress - Southshore700753184-1060Starting at94999
9322897 Aireloom Luxetop Plush King Size Mattress - White Label CamelliaProduct Overlay Image
KingSplit King
$4699.99$4999.99
Aireloom Luxetop Plush Mattress - White Label Camellia9322897Starting at469999
700753185-1060 Beautyrest Extra Firm King Mattress - HuntingtonProduct Overlay ImageBeautyrest Extra Firm King Mattress - Huntington12499910735170 Tempur-Pedic Medium Hybrid King Size Mattress - TEMPUR-ADAPT
KingSplit King
$2799.00$3198.00
Tempur-Pedic Medium Hybrid Mattress - TEMPUR-ADAPT10735170Starting at279900
822528-3060 Serta Blue Ultra Plush King Size Mattress - X-30 I-DirectionsProduct Overlay Image
KingSplit King
$2499.99$2799.99
Serta Blue Ultra Plush Mattress - X-30 I-Directions822528-3060Starting at249999
700753777-1060 Beautyrest Harrisdale Ultimate Plush King Size Mattress - Silver Hybrid Elite Product Overlay Image
KingSplit King
$2499.99$3499.99
Beautyrest Harrisdale Ultimate Plush Mattress - Silver Hybrid Elite 700753777-1060Starting at249999
10739170 Tempur-Pedic Medium Hybrid King Size Mattress - TEMPUR-PRO ADAPT
KingSplit King
$3499.00$4598.00
Tempur-Pedic Medium Hybrid Mattress - TEMPUR-PRO ADAPT 10739170Starting at349900
224152-3060 Serta Luxury Firm King Size Mattress - TraymoorProduct Overlay Image
KingSplit King
$649.99$859.99
Serta Luxury Firm Mattress - Traymoor224152-3060Starting at64999
Blue Burrito Supreme Hybrid King Size Mattress
KingSplit King
$1299.99$1799.99
Blue Burrito Supreme Hybrid MattressStarting at129999
Clearance Health Care Peaceful Nights Hybrid King Size MattressClearance Health Care Peaceful Nights Hybrid King Size MattressSave $30089999Comfort Gel Gelcare Memory Foam King Size Mattress
KingKing
$699.99$899.99
Comfort Gel Gelcare Memory Foam MattressStarting at69999
9322873 Aireloom Streamline Luxury Firm King Size Mattress - White Label LotusProduct Overlay Image
KingSplit King
$3499.99$3799.99
Aireloom Streamline Luxury Firm Mattress - White Label Lotus9322873Starting at349999
822428-3060 Serta Blue Luxury Plush King Size Mattress - X-20 I-DirectionsProduct Overlay Image
KingSplit King
$2299.99$2399.99
Serta Blue Luxury Plush Mattress - X-20 I-Directions822428-3060Starting at229999
930116-3060 Clearance Sunset LaSalle Euro Top King Size MattressClearance Sunset LaSalle Euro Top King Size Mattress4499910737170 Tempur-Pedic Medium King Size Mattress - TEMPUR-PRO ADAPT
KingSplit King
$3499.00$4598.00
Tempur-Pedic Medium Mattress - TEMPUR-PRO ADAPT10737170Starting at349900
10738170 Tempur-Pedic Soft King Size Mattress - TEMPUR-PRO ADAPT
KingSplit King
$3499.00$4598.00
Tempur-Pedic Soft Mattress - TEMPUR-PRO ADAPT10738170Starting at349900
1525SWRCW-1060 Sleep Inc Pillow Top King Size Mattress - Richmond
KingSplit King
$449.99$439.99
Sleep Inc Pillow Top Mattress - Richmond1525SWRCW-1060Starting at43999
TXL-2PC-FREESIA-LH Aireloom Luxury Hybrid Split King Mattress - White Label FreesiaProduct Overlay Image
KingSplit King
$2399.99$2399.99
Aireloom Luxury Hybrid Mattress - White Label FreesiaTXL-2PC-FREESIA-LHStarting at239999
RCW1GB-1060 Sleep Inc Plush King Size Mattress - Gabrielle
KingSplit King
$599.99$599.99
Sleep Inc Plush Mattress - GabrielleRCW1GB-1060Starting at59999
930112-3060 Clearance Sunset LaSalle Plush King Size MattressClearance Sunset LaSalle Plush King Size Mattress39999TXL-2PC-DAPHNE-PL Aireloom Streamline Plush Split King Mattress - White Label DaphneProduct Overlay Image
KingSplit King
$4099.99$4199.99
Aireloom Streamline Plush Mattress - White Label DaphneTXL-2PC-DAPHNE-PLStarting at409999
9322881 Aireloom Extra Firm King Size Mattress - White Label LotusProduct Overlay Image
KingSplit King
$3499.99$3799.99
Aireloom Extra Firm Mattress - White Label Lotus9322881Starting at349999
10736170 Tempur-Pedic Firm King Size Mattress - TEMPUR-PRO ADAPT
KingSplit King
$3499.00$4598.00
Tempur-Pedic Firm Mattress - TEMPUR-PRO ADAPT10736170Starting at349900
10734170 Tempur-Pedic Medium King Size Mattress - TEMPUR-ADAPT
KingSplit King
$2799.00$3198.00
Tempur-Pedic Medium Mattress - TEMPUR-ADAPT10734170Starting at279900
9322905 Aireloom Luxetop Firm King Size Mattress - White Label Camellia  Product Overlay Image
KingSplit King
$4699.99$4999.99
Aireloom Luxetop Firm Mattress - White Label Camellia 9322905Starting at469999
RCW2GB-1060 Sleep Inc Pillow Top King Size Mattress - Gabrielle
KingSplit King
$699.99$799.99
Sleep Inc Pillow Top Mattress - GabrielleRCW2GB-1060Starting at69999
800598-3060 Serta i-Comfort Blue 100 XT Luxury Firm King Size Mattress
KingSplit King
$1599.99$1499.99
Serta i-Comfort Blue 100 XT Luxury Firm Mattress 800598-3060Starting at149999
930092-3060 Clearance Sunset Madison Plush King Size MattressClearance Sunset Madison Plush King Size Mattress27999930096-3060 Clearance Sunset Madison Euro Top King Size MattressClearance Sunset Madison Euro Top King Size Mattress34999801888-3060 Serta i-Comfort Blue 300 XT Luxury Firm King Size Mattress
KingSplit King
$1999.99$2299.99
Serta i-Comfort Blue 300 XT Luxury Firm Mattress 801888-3060Starting at199999
SET King Size Adjustable Base - Serta Motion Perfect III
Split KingKing
$2800.00$2100.00
Adjustable Base - Serta Motion Perfect III SETStarting at210000
800478-3060 Serta i-Comfort Blue 500 XT Plush King Size Mattress
KingSplit King
$2299.99$2899.98
Serta i-Comfort Blue 500 XT Plush Mattress 800478-3060Starting at229999
SET Beautyrest Deerchase Luxury Firm Split King Mattress - Silver Hybrid Elite Product Overlay ImageBeautyrest Deerchase Luxury Firm Split King Mattress - Silver Hybrid Elite 309999700810424-1060 Beautyrest Black Plush Pillow Top King Size Mattress - C-ClassBeautyrest Black Plush Pillow Top King Size Mattress - C-Class359999700810431-1060 Beautyrest Silver Medium Firm King Size Mattress - BramptonProduct Overlay ImageBeautyrest Silver Medium Firm King Size Mattress - BramptonSave $10089999700810432-1060 Beautyrest Silver Plush Euro Top King Size Mattress - BramptonProduct Overlay Image
KingSplit King
$1049.99$1358.00
Beautyrest Silver Plush Euro Top Mattress - Brampton700810432-1060Starting at104999
10741170 Tempur-Pedic Luxe Adapt King Size Mattress  - TEMPUR-Luxe Adapt Soft
KingSplit King
$4399.00$5798.00
Tempur-Pedic Luxe Adapt Mattress - TEMPUR-Luxe Adapt Soft10741170Starting at439900
TXL-2PC-SABRINA-LF Clearance Aireloom Luxury Firm Split King Mattress - SabrinaClearance Aireloom Luxury Firm Split King Mattress - Sabrina31999910103270 Tempur-Pedic King Size Mattress - TEMPUR-Cloud Supreme Breeze
KingSplit King
$4499.00$6598.00
Tempur-Pedic Mattress - TEMPUR-Cloud Supreme Breeze 10103270Starting at449900
2000RCW-1060 Sleep Inc Plush King Size Mattress - AlientaSleep Inc Plush King Size Mattress - Alienta29999700810419-1060 Beautyrest Black Medium Pillow Top King Size Mattress - L-ClassBeautyrest Black Medium Pillow Top King Size Mattress - L-Class289999 Clearance Aireloom Luxetop Plush Split King Mattress - AngelinaClearance Aireloom Luxetop Plush Split King Mattress - Angelina599999930082-3060 Clearance Sunset Ruby Plush King Size MattressClearance Sunset Ruby Plush King Size Mattress1799910292270 Tempur-Pedic King Size Mattress - TEMPUR-Flex Supreme Breeze
KingSplit King
$4499.00$6598.00
Tempur-Pedic Mattress - TEMPUR-Flex Supreme Breeze10292270Starting at449900
SET Serta iComfort Split King Mattress - Philosopher Plush Serta iComfort Split King Mattress - Philosopher Plush Save $6006999810109270 Tempur-Pedic King Size Mattress - TEMPUR-Cloud Luxe BreezeTempur-Pedic King Size Mattress - TEMPUR-Cloud Luxe Breeze549900700810416-1060 Beautyrest Black Extra Firm King Size Mattress - L-Class
KingSplit King
$2299.99$2799.99
Beautyrest Black Extra Firm Mattress - L-Class700810416-1060Starting at229999
TXL-2PC-REBECCA Clearance Aireloom Split King Mattress - RebeccaClearance Aireloom Split King Mattress - Rebecca319999
Back To Top