Presidents Day Firm Cal King Mattresses

Shop Presidents Day Firm Cal King Mattresses to find a comfortable fit for your bedroom and sleep preferences. Explore available options in California King sizing and compare selections to make choosing your next mattress simple.

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Sleepy's Rest Firm 2.0 Innerspring Mattress

7001

Starting at

$449⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Beautyrest BR800 11.25" Firm Mattress

2233

Starting at

$1299⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1809

Starting at

$2799⁰⁰

$3099⁰⁰

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

1186

Starting at

$999⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Nectar Classic 12" Firm Memory Foam Mattress

231

Starting at

$899⁰⁰

$1399⁰⁰

$500 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Tempur-Pedic TEMPUR-ProAdapt 2.0 12" Firm Mattress

4992

Starting at

$3799⁰⁰

$4199⁰⁰

$400 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Beautyrest Black Series Three 15" Firm Mattress

2224

Starting at

$4199⁰⁰

$4799⁰⁰

$600 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Purple RestorePlus 13" Firm Hybrid Mattress

1667

Starting at

$3600⁰⁰

$4399⁰⁰

$799 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Tempur-Pedic TEMPUR-LuxeAdapt 2.0 13" Firm Mattress

1449

Starting at

$5099⁰⁰

$5599⁰⁰

$500 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Serta Perfect Sleeper Oasis Sleep 14.5" Firm Pillow Top Mattress

1178

Starting at

$1399⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Slumber Firm Mattress

705

Starting at

$1699⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Pain
Temperature

Serta Perfect Sleeper Pacific Peace 12" Hybrid Firm Mattress

242

Starting at

$1399⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 Greenwood 10.5" Firm Mattress

3404

Starting at

$569⁹⁹

$1299⁹⁹

$730 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Firm Mattress

3213

Starting at

$779⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Toss and Turn

Stearns & Foster Estate 15" Firm Euro Pillow Top Mattress

2761

Starting at

$2999⁰⁰

$3299⁰⁰

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Beautyrest BR800 Greenwood 11.25" Firm Mattress

1695

Starting at

$619⁹⁹

$1299⁹⁹

$680 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

A Presidents Day mattress is a smart time to explore firm California King mattresses for spacious, supportive sleep. A California King mattress offers extra length for taller sleepers and plenty of room for couples, while a firm comfort level can provide a stable, supportive feel that helps keep your body comfortably aligned throughout the night. Shop firm California King mattresses from trusted brands in a range of materials, including memory foam, innerspring and hybrid designs, to find the right balance of support, pressure relief and temperature comfort for your sleep style. Make the most of Presidents Day mattress by comparing California King mattress features, comfort levels and available savings in one place. Look for a firm California King mattress with durable construction, responsive support and breathable materials to help create a more comfortable sleep environment for years to come. Whether you are upgrading to a larger bed, replacing an older mattress or building a more restful bedroom, Mattress Firm makes it easy to shop California King mattresses and find the support you need for better zzz's.

What is a firm mattress? + -

A firm mattress has a more solid feel with less cushioning when you lie down. Its comfort can vary based on the materials, construction and quilting used in the design.

What materials are commonly used in firm mattresses? + -

Firm mattresses may feature innerspring coils, foam, memory foam, latex or a combination of materials. Each construction creates a different feel and level of contouring.

How do I choose the right firm mattress for my comfort preferences? + -

Consider how much cushioning and contouring you prefer, along with the type of support system and comfort materials in the mattress. Testing different firm feels in a store can help you compare your options.

What is the difference between a firm and medium-firm mattress? + -

A firm mattress generally feels more solid and provides less cushioning, while a medium-firm mattress offers a balance of cushioning and support. The exact feel can differ between mattress brands and constructions.

What should I look for during a Presidents Day mattress event? + -

Review the mattress construction, comfort materials, firmness feel and included features. Comparing several options can help you find a firm mattress that fits your preferences.