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I am so glad I chose a local business to buy bedding that I needed, for my new bed. The staff was very kind and helpf...
Everything I bought was of the utmost quality, and we will definitely buy more furniture there in the near future.
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Sierra Sleep by Ashley

Shop the Sierra Sleep collection at Managhan's Furniture in Libby, MT. 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 Libby 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
$759.00 - $939.00
$759.00 - $939.00
$759.00
$679.00 - $839.00
$679.00 - $839.00
$679.00

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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$759.00 - $939.00
$759.00 - $939.00
$759.00
$679.00 - $839.00
$679.00 - $839.00
$679.00
$1,139.00 - $1,549.00
$1,139.00 - $1,549.00
$1,139.00
$1,019.00 - $1,389.00
$1,019.00 - $1,389.00
$1,019.00

Firm Luxe 2.0 Mattress

Reap the benefits of restorative sleep with the firm feel of this queen mattress. Layers of cushioned comfort—including memory foam, plush quilt fo...

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$1,139.00 - $1,549.00
$1,139.00 - $1,549.00
$1,139.00
$1,019.00 - $1,389.00
$1,019.00 - $1,389.00
$1,019.00
$2,149.00
$2,149.00 - $2,149.00
$2,149.00
$1,929.00
$1,929.00 - $1,929.00
$1,929.00

Head-Foot Model Best California King Adjustable Base

Sleep your best in a perfect position and enjoy full relaxation of a head and foot massage with this California king adjustable power base. Sleep c...

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$2,149.00
$2,149.00 - $2,149.00
$2,149.00
$1,929.00
$1,929.00 - $1,929.00
$1,929.00
Hybrid 1300 Mattress image
$769.00 - $1,269.00
$769.00 - $1,269.00
$769.00
$689.00 - $1,139.00
$689.00 - $1,139.00
$689.00

Hybrid 1300 Mattress

With this king mattress, you have endless possibilities for restful sleep. Its power packed wrapped coils contour to your body. Layers of foam—incl...

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$769.00 - $1,269.00
$769.00 - $1,269.00
$769.00
$689.00 - $1,139.00
$689.00 - $1,139.00
$689.00
Hybrid 1400 Mattress image
$1,259.00 - $1,559.00
$1,259.00 - $1,559.00
$1,259.00
$1,129.00 - $1,399.00
$1,129.00 - $1,399.00
$1,129.00

Hybrid 1400 Mattress

With this California king mattress, you have endless possibilities for restful sleep. Its power packed wrapped coils contour to your body. Layers o...

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$1,259.00 - $1,559.00
$1,259.00 - $1,559.00
$1,259.00
$1,129.00 - $1,399.00
$1,129.00 - $1,399.00
$1,129.00
$1,029.00
$1,029.00 - $1,029.00
$1,029.00
$919.00
$919.00 - $919.00
$919.00

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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$1,029.00
$1,029.00 - $1,029.00
$1,029.00
$919.00
$919.00 - $919.00
$919.00
$1,349.00 - $1,729.00
$1,349.00 - $1,729.00
$1,349.00
$1,209.00 - $1,549.00
$1,209.00 - $1,549.00
$1,209.00

Plush Luxe 2.0 Mattress

Reap the benefits of restorative sleep with the plush feel of this Euro top king mattress. Layers of cushioned comfort, including memory foam, quil...

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$1,349.00 - $1,729.00
$1,349.00 - $1,729.00
$1,349.00
$1,209.00 - $1,549.00
$1,209.00 - $1,549.00
$1,209.00
$2,029.00 - $2,699.00
$2,029.00 - $2,699.00
$2,029.00
$1,819.00 - $2,429.00
$1,819.00 - $2,429.00
$1,819.00

Terra Sleep Firm Mattress

Peaceful zzz’s, positive impact. This mattress prioritizes conscious craftsmanship without sacrificing the luxurious sleep you love. Pressure-relie...

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$2,029.00 - $2,699.00
$2,029.00 - $2,699.00
$2,029.00
$1,819.00 - $2,429.00
$1,819.00 - $2,429.00
$1,819.00
$2,029.00 - $2,699.00
$2,029.00 - $2,699.00
$2,029.00
$1,819.00 - $2,429.00
$1,819.00 - $2,429.00
$1,819.00

Terra Sleep Medium Mattress

Peaceful zzz’s, positive impact. This mattress prioritizes conscious craftsmanship without sacrificing the luxurious sleep you love. Pressure-relie...

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$2,029.00 - $2,699.00
$2,029.00 - $2,699.00
$2,029.00
$1,819.00 - $2,429.00
$1,819.00 - $2,429.00
$1,819.00
$2,559.00 - $3,229.00
$2,559.00 - $3,229.00
$2,559.00
$2,299.00 - $2,909.00
$2,299.00 - $2,909.00
$2,299.00

Terra Sleep Soft Mattress

Peaceful zzz’s, positive impact. This mattress prioritizes conscious craftsmanship without sacrificing the luxurious sleep you love. Pressure-relie...

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$2,559.00 - $3,229.00
$2,559.00 - $3,229.00
$2,559.00
$2,299.00 - $2,909.00
$2,299.00 - $2,909.00
$2,299.00
$949.00 - $1,489.00
$949.00 - $1,489.00
$949.00
$849.00 - $1,339.00
$849.00 - $1,339.00
$849.00

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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$949.00 - $1,489.00
$949.00 - $1,489.00
$949.00
$849.00 - $1,339.00
$849.00 - $1,339.00
$849.00

Sierra Sleep by Ashley — Frequently Asked Questions

Does Managhan's Furniture (Libby, MT) carry Sierra Sleep by Ashley?

Yes. We're proud to carry Sierra Sleep by Ashley — mattresses and sleep essentials — and you'll find its current lineup right here in this collection.

What is Sierra Sleep by Ashley known for?

Sierra Sleep by Ashley is recognized for mattresses and sleep essentials, with a focus on balancing style, everyday comfort, and long-term durability so the pieces hold up to real life.

Is Sierra Sleep by Ashley a good brand?

Sierra Sleep by Ashley is a well-established, widely trusted name — one reason we stock it. The best way to judge fit is to browse this collection and compare the pieces against what you're looking for; contact us if you'd like our take.

Does Sierra Sleep by Ashley come with a warranty?

Yes — Sierra Sleep by Ashley products are backed by the manufacturer's warranty, which covers defects for a period that varies by item. Keep your receipt as proof of purchase and contact us if you ever need to start a claim.

Do you deliver and finance Sierra Sleep by Ashley products?

Yes on both. We offer financing options on qualifying purchases, and we deliver throughout our service area — see our shipping & delivery policy or contact us for a quote.

What if my Sierra Sleep by Ashley item arrives damaged?

Note it on the delivery paperwork, take a few photos, and contact us right away. We'll work with you and Sierra Sleep by Ashley to arrange a repair, replacement, or return under our return policy.

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