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Shop Extra Firm King Size Mattress

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Beautyrest King Mattress | Innerspr…
$519.99
$1,299.99
Local Inventory IconMattress Firm
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Affordable · Superior Quality · Superior Support · Ultra Comfortable
Beautyrest King Mattress | Innerspr…
$649.99
$1,299.99
Mattress Firm
27 % price drop
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King Size Firm Hybrid Memory Fo…
$269.00
$394.35
Home Depot
5.0
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4
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Affordable · Memory Foam · Optimal Firmness · Superior Quality · Superior Sleep Quality
BRS900-C 14 in. Extra Firm Hybrid …
$889.00
$1,196.10
Home Depot
4.0
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228
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Stearns & Foster Estate Firm Tight T…
$2,799.00
$2,999.00
Stearns & Foster
4.0
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8
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Affordable · Sealy · Superior Support · Ultra Comfortable
Sealy King Mattress | Innerspring | Extr…
$1,045.99
$1,899.99
Mattress Firm
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Affordable · Easy to assemble · Hybrid · Optimal Firmness · Superior Quality
King Extra Firm 14" Innerspring Mattre…
$749.99
Wayfair
4.0
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210
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Affordable · Memory Foam · Optimal Firmness · Superior Quality · Superior Sleep Quality
Beautyrest King Mattress | Innerspr…
$1,699.99
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True Support King Firm Euro Top Poc…
$569.99
Home Depot
4.5
·
4
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Serta Perfect Sleeper Elkins III 1…
$1,199.99
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True Support King Firm Tight Top Po…
$519.99
Home Depot
4.5
·
4
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14 Inch Mattress Twin Full Queen Ki…
$282.93
$328.69
Temu US
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Stearns & Foster Lux Estate Firm Pil…
$3,499.00
$3,899.00
Stearns & Foster
4.5
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3
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Stearns & Foster Studio Mattress - K…
$2,199.00
$2,399.00
Stearns & Foster
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King Medium Firm Hybrid Memory Fo…
$405.99
Home Depot
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Wehom Supportive King Mattress Wit…
$219.94
$255.52
Temu US
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Sleepy's King Mattress | Innerspr…
$249.99
Local Inventory IconMattress Firm
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Serta Classic Blissville 12.5" Fir…
$767.99
$1,199.99
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Affordable · Sealy · Superior Support · Ultra Comfortable
Sealy King Mattress | Innerspring | Fir…
$999.99
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Double Mattress, 10 Inch Hybrid Memor…
$191.76
$211.31
Temu US
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  1. Showing 1 - 36 out of 163 results for "extra firm king size mattress"
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      Sealy Posturepedic Plus 12 in. Extra Firm Tight Top Mattress, King 52768061
      Sealy Posturepedic Plus 12 in. Extra …
      T
      The Home Depot
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      Mattress 2.0 Firm King Size Mattress - 7 in Extra Firm Mattress King Size Bed - Hybrid Firm Foam Mattress With Innerspring, Fiber Barrier, Pads For F
      Mattress 2.0 Firm King Size Mattres…
      A
      Amazon
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      Beautyrest Black Series One 13.5" Extra Firm Mattress - King
      Beautyrest Black Series One 13.5" Ex…
      B
      Bed Bath & Beyond
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      CLOSEOUT! BRS900 12" Extra Firm Mattress- King
      CLOSEOUT! BRS900 12" Extra Firm …
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      Macy's
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      Series One 12.75" Extra Firm Mattress - King
      Series One 12.75" Extra Firm Mattres…
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      Macy's
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      Beautyrest Harmony Lux Coral Island Extra Firm King Mattress 700811738-1060 At ABT
      Beautyrest Harmony Lux Coral Islan…
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      Abt Electronics
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      Series Three 14.25" Extra Firm Mattr…
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      Macy's
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      Asteria Natural Vari Extra Firm King …
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      bloomingdale's
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      Sealy Pressuresmart Extra Firm 13.5…
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      Mattress Firm
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      CLOSEOUT! Classic 13" Elite Extra Fir…
      M
      Macy's
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      Closeout! Serta Classic 13" Elite Extr…
      $2,119.00
      M
      Macy's
      SALE
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      BRS900-C 13.75 in. King Extra Firm …
      $1,642.00
      H
      Home Depot
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      Beautyrest Pressuresmart 2.0 Extra …
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      Mattress Firm
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      Serta Perfect Sleeper Oasis Sleep Ki…
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      Homedepot.com
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      Hypnos Nature's Reign Chester Extr…
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      bloomingdale's
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      Closeout! Serta Classic 13" Elite Extr…
      M
      Macy's
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      Beautyrest Silver BRS900 11.75 in. Ki…
      $1,382.00
      H
      Homedepot.com
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      (86)
      BRS900 11.75 in. King Extra Firm Ma…
      $1,382.00
      H
      Home Depot
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      Sealy Posturepedic 14-In Extra Firm …
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      Lowe's
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      (152)
      Closeout! Beautyrest Silver BRS900 1…
      M
      Macy's
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      Kluft Royal Sovereign Knight Extra Fir…
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      bloomingdale's
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      (1)
      Sealy Posturepedic Plus Virginia Stre…
      $1,423.49
      B
      Bed Bath & Beyond
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      Sealy Sealy Posturepedic 14-In Extra …
      L
      Lowe's
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      Beautyrest Black Series Three Extra …
      B
      Bloomingdale's
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      (152)
      Beautyrest Silver Mattress | Brs900 | …
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      Mattress Firm
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      Beautyrest Black Series One 12.75" E…
      M
      Macy's
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      (77)
      Beautyrest Silver Mattress | Extra Fir…
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      Mattress Firm
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      Sealy Posturepedic Plus Determinati…
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      The Home Depot
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      Serta Clarks Hill 13" Extra Firm Mattr…
      O
      Overstock.com
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      Pressuresmart Silver Mf 2.0 Extra Fir…
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      Mattress Firm
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      (77)
      Dearborn Extra Firm King Mattress:- …
      S
      Sam's Club
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      KING Mattress - Super Firm Mattres…
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      eBay
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      Serta Perfect Sleeper Sleep Excellen…
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      Mattress Firm
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      (14)
      Closeout! Beautyrest Harmony Lux C…
      $2,399.00
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      Macy's
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      Beautyrest(R) Black Series Three Ma…
      $4,299.00
      P
      Pottery Barn
      SALE
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      Serta(R) Icomfortpro Level 1 Grandb…
      $2,699.00
      P
      Pottery Barn
      SALE
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  2. Ads
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    Adjustable Bed Bundle Size King | …
    $3,197.00
    $3,297.00
    Nectar Sleep
    4.0
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    282
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    Beautyrest Black Series Three 14.25…
    $4,299.00
    Mattress Firm
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    Affordable · Hybrid · Serta · Superior Sleep Quality · Superior Support
    King Extra Firm 13" Innerspring Mattre…
    $1,059.99
    $1,169.00
    Wayfair
    4.5
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    29
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    Serta Perfect Sleeper Nurture Ni…
    $999.00
    Mattress Firm
    5.0
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    King Medium Hybrid Memory Foam 10 i…
    $309.99
    Home Depot
    5.0
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    5
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    King Size Medium Hybrid Memory Fo…
    $269.00
    Home Depot
    5.0
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    10
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    Affordable · Memory Foam · Optimal Firmness · Superior Quality · Ultra Comfortable
    12 in. Medium To Firm Gel Memory F…
    $339.00
    $538.98
    Home Depot
    4.0
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    264
    25 % price drop
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    King Size Medium Hybrid Memory Fo…
    $229.00
    $309.85
    Home Depot
    4.5
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    7
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    Affordable · Memory Foam · Optimal Firmness · Superior Quality · Superior Sleep Quality
    Beautyrest King Mattress | Innerspr…
    $1,024.99
    $1,999.99
    Mattress Firm
    4.5
    ·
    275
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    Easy setup · Memory Foam · Superior Quality · Superior Sleep Quality · Tempur-Pedic
    Tempur-Pedic Cloud Mattress - King
    $2,399.00
    Tempur-Pedic
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    Affordable · Effortless Assembly · Superior Quality · Superior Support · Ultra Comfortable
    The Allswell Luxe 12" Extra Firm Bed …
    $497.00
    Walmart
    4.0
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    1K+
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    Adjustable Bed Bundle Size King | …
    $2,897.00
    $2,997.00
    Nectar Sleep
    4.0
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    282
    New tab icon
    10 in. King Size Memory Foam Hyb…
    $269.00
    $299.99
    Home Depot
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    Stearns & Foster Lux Hybrid Firm M…
    $3,799.00
    $4,199.00
    Stearns & Foster
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    King Size Mattress 12 Inch Hybrid Poc…
    $271.60
    $369.99
    Temu US
    delivery truck
    Free shipping
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    Sealy King Mattress | Innerspring | Fir…
    $1,099.99
    Mattress Firm
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    King Firm 12" Hybrid Mattress - Wayfair …
    $449.99
    Wayfair
    4.5
    ·
    1K+
    16 % price drop
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    CHEVNI 12/14 Inch Twin Full Queen Ki…
    $186.42
    $379.99
    Temu US
    4.5
    ·
    36
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    King 14" Gel/Foam Mattress - Sersper …
    $479.99
    Wayfair
    4.5
    ·
    66
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    King Medium Gel Hybrid Bamboo Ch…
    $269.00
    $449.99
    Home Depot
    4.5
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    5