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Sierra Sleep by Ashley

Shop the Sierra Sleep collection at FurnishChicago in Chicago, IL. Sierra Sleep mattresses are designed to deliver quality comfort and reliable support at price points that work for every budget. The collection includes memory foam, innerspring, and hybrid mattress options in a range of firmness levels and standard sizes. Whether you're furnishing a guest room, setting up a child's bedroom, or upgrading your own mattress, Sierra Sleep offers solid construction and comfort-focused design without the premium pricing. Each mattress is built with durable materials and thoughtful engineering to support healthy sleep habits night after night. Pair a Sierra Sleep mattress with one of our bed frames, foundations, or adjustable bases for a complete sleep setup. Visit our mattress showroom in Chicago to try Sierra Sleep mattresses in person and compare comfort levels side by side. Shop in store or online with delivery and financing available. Financing options available.

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Cosmic Power Base Adjustable Base image Save up to $194.16 Save $0.00
$684.05 - $841.37
$684.05 - $841.37
$684.05
$526.19 - $647.21
$526.19 - $647.21
$526.19

Cosmic Power Base Adjustable Base

Take sleep to a whole new level with this queen power base offering adjustable head and foot positioning. With the touch of a button, smoothly rais...

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$684.05 - $841.37
$684.05 - $841.37
$684.05
$526.19 - $647.21
$526.19 - $647.21
$526.19
Save up to $194.16 Save $0.00
Limited Edition Firm Mattress image Save up to $202.85 Save $0.00
$438.93 - $879.00
$438.93 - $879.00
$438.93
$337.64 - $676.15
$337.64 - $676.15
$337.64

Limited Edition Firm Mattress

Luxury comfort leads to luxury rest. Wake up refreshed and ready to take on the day with this firm twin XL mattress. Packed inside are layers of su...

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$438.93 - $879.00
$438.93 - $879.00
$438.93
$337.64 - $676.15
$337.64 - $676.15
$337.64
Save up to $202.85 Save $0.00
Save up to $409.37 Save $0.00
$1,118.40 - $1,773.94
$1,118.40 - $1,773.94
$1,118.40
$860.31 - $1,364.57
$860.31 - $1,364.57
$860.31

Millennium Luxury Gel Memory Foam Mattress

When it comes to your comfort, discover the luxury of this queen gel memory foam mattress. Cooling gel copper-infused memory foam and two layers of...

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$1,118.40 - $1,773.94
$1,118.40 - $1,773.94
$1,118.40
$860.31 - $1,364.57
$860.31 - $1,364.57
$860.31
Save up to $409.37 Save $0.00
Save up to $496.46 Save $0.00
$1,560.74 - $2,151.31
$1,560.74 - $2,151.31
$1,560.74
$1,200.57 - $1,654.85
$1,200.57 - $1,654.85
$1,200.57

Millennium Luxury Plush Gel Latex Hybrid Mattress

Discover the luxury of this hybrid plush mattress. A layer of cooling gel latex and two layers of temperature-regulating material keep you at a com...

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$1,560.74 - $2,151.31
$1,560.74 - $2,151.31
$1,560.74
$1,200.57 - $1,654.85
$1,200.57 - $1,654.85
$1,200.57
Save up to $496.46 Save $0.00
Save $214.16 Save $0.00
$928.02
$928.02 - $928.02
$928.02
$713.86
$713.86 - $713.86
$713.86

Millennium 2.0 Hybrid 12 Inch Mattress

Discover the luxury of this hybrid California king mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable t...

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$928.02
$928.02 - $928.02
$928.02
$713.86
$713.86 - $713.86
$713.86
Save $214.16 Save $0.00
Save up to $246.78 Save $0.00
$693.16 - $1,069.39
$693.16 - $1,069.39
$693.16
$533.20 - $822.61
$533.20 - $822.61
$533.20

Millennium 2.0 Hybrid 14 Inch Mattress

Discover the luxury of this hybrid queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature...

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$693.16 - $1,069.39
$693.16 - $1,069.39
$693.16
$533.20 - $822.61
$533.20 - $822.61
$533.20
Save up to $246.78 Save $0.00
Save up to $243.10 Save $0.00
$639.57 - $1,053.43
$639.57 - $1,053.43
$639.57
$491.98 - $810.33
$491.98 - $810.33
$491.98

Millennium 2.0 Foam 14 Inch Mattress

Discover the luxury of this memory foam queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temper...

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$639.57 - $1,053.43
$639.57 - $1,053.43
$639.57
$491.98 - $810.33
$491.98 - $810.33
$491.98
Save up to $243.10 Save $0.00
Save up to $188.11 Save $0.00
$526.71 - $815.14
$526.71 - $815.14
$526.71
$405.16 - $627.03
$405.16 - $627.03
$405.16

Millennium 2.0 Foam 12 Inch Mattress

Discover the luxury of this memory foam queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temper...

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$526.71 - $815.14
$526.71 - $815.14
$526.71
$405.16 - $627.03
$405.16 - $627.03
$405.16
Save up to $188.11 Save $0.00
Save up to $311.77 Save $0.00
$857.34 - $1,350.99
$857.34 - $1,350.99
$857.34
$659.49 - $1,039.22
$659.49 - $1,039.22
$659.49

Millennium 2.0 Hybrid 16 Inch Mattress

Discover the luxury of this hybrid queen mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature...

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$857.34 - $1,350.99
$857.34 - $1,350.99
$857.34
$659.49 - $1,039.22
$659.49 - $1,039.22
$659.49
Save up to $311.77 Save $0.00
Save up to $417.26 Save $0.00
$1,194.79 - $1,808.14
$1,194.79 - $1,808.14
$1,194.79
$919.07 - $1,390.88
$919.07 - $1,390.88
$919.07

Millennium Cushion Firm Gel Memory Foam Hybrid Mattress

Discover the luxury of this twin XL hybrid mattress. Two layers of temperature-regulating material keep you at a comfortable temperature all night ...

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$1,194.79 - $1,808.14
$1,194.79 - $1,808.14
$1,194.79
$919.07 - $1,390.88
$919.07 - $1,390.88
$919.07
Save up to $417.26 Save $0.00