To help you select the best mattress for your needs, here’s what to look for and our picks for the top bedding options.
What to look for in a mattress for a spare bedroom
Our Editor’s Best Mattress For Spare Bedroom Reviews
Guest Folding Bed Cot – with Memory Foam Mattress Compact, Portable & Lightweight Folding Bed Frame with Thick Memory Foam Mattress for Spare Bedroom & Office (31 inch)

Key Features:
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This mattress is a versatile folding cot that can accommodate guests, kids, or be used in the office. It is made for ultimate comfort with a multipurpose folding bed.
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If you’re looking for a sturdy, well-built mattress for a spare bedroom, this is a great option. It features premium quality steel tubing and double reinforcement for added stability, and comes with stabilizing legs to prevent toppling over. The 600 D Oxford cloth provides extra support and suspension for a more comfortable night’s sleep.
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The mattress is a portable folding bed that is lightweight and easy to move around. It has a weight capacity of 300 pounds and can be easily stored in a compact box that is just 7 inches thick.
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This mattress is made from high-density, super-soft, and 3” thick breathable memory foam. The 31”x75”x14” size foam folding cot contours to the shape of the body and can accommodate people of various heights for ultimate comfort.
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This mattress is easy to assemble and perfect for a spare bedroom. It comes with a clip to hold it tight when not in use and fits the frame perfectly. It doesn’t move with weight and needs no special adjustments.
Leisuit Rollaway Guest Bed Cot Fold Out Bed – Portable Folding Bed Frame with Thick Memory Foam Mattress for Spare Bedroom & Office

Key Features:
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This is a memory foam mattress that is 3 inches thick and is 71 inches by 30 inches. It is designed to offer comfort for a good night’s sleep.
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This mattress is made of high-strength Oxford cloth, which is more elastic and comfortable than wood slat and wire mesh.
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This mattress is a fold-out bed with a robust all-metal frame. It folds in half for storage purposes, with the folded dimension being 37″x31″x6.7″.
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This mattress is for a roll away bed and can be assembled quickly and easily without any tools.
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This mattress is perfect for a spare bedroom or office nap. It can be easily moved from one place to another and is comfortable for an unexpected guest.
LINENSPA 8 Inch Memory Foam and Innerspring Hybrid Mattress ,twin, Medium Firm

Key Features:
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The mattress is a hybrid of memory foam and steel springs, designed to be contouring and comfortable with a durable feel. It may take up to 72 hours for the mattress to return to its full size after delivery, and it may expand faster in a warmer room.
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This mattress is a great value for the price, and it is built to last. It is perfect for a spare bedroom.
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If you are looking for a mattress for a spare bedroom that will provide a medium-firm feel, this may be the perfect option for you. With multiple supportive layers, this mattress is perfect for bunk beds, kid’s rooms, RVs, guest rooms, and more.
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This is an 8-inch twin mattress that is lower in profile, making it more comfortable for sleepers of all ages. The 10-inch and 12-inch mattresses offer even more comfort.
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The mattress is an innerspring and memory foam mattress that ships directly to your door. It is a bed in a box that includes the complete package.
Milliard Deluxe Diplomat Folding Bed – Twin Size – with Luxurious Memory Foam Mattress and a Super Strong Sturdy Frame – 75” x 38

Key Features:
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The Diplomat is a mattress for a spare bedroom that is full-steel wire lattice frame that is reinforced and overbuilt to ensure maximum sturdiness for 300lbs. The mattress is 73″ long for proper fold up.
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The Diplomat mattress is a dual-sided folding bed mattress that provides a choice of comfort levels. The memory foam layer and supportive foam base provide luxurious comfort, while the super soft mattress cover is easy to clean.
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This mattress is practical and portable. It folds up to a slim 14″ thick profile and has smooth-rolling wheels that allow you to easily transport and store your bed anywhere.
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The Diplomat is a folding bed that is quick and easy to assemble. It comes with a clear, illustrated manual and all the tools needed for assembly. It is estimated that it will take 5-15 minutes to assemble the bed.
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The mattress is a Milliard and it has a dedicated team of people to help with any questions or concerns you may have.
Best Cotton Quilts Sets, 3 Piece Birds Pattern Queen Quilt Set, Soft Quilted Bedspread and Comforters with Pillowcases, Lightweight Summer Quilt Sets 90×98 Inch

Key Features:
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This mattress is a 3 piece set that includes a quilt and 2 pillowcases. It is made of 100% cotton material and is filled with cotton. It is a queen size bedspread and measures 90″ x 98″ (230cm x 250cm).
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The All Seasons mattress is a versatile mattress that can be used as a top cover for a bed to add extra warmth in the winter, or as a quilt in the spring and summer. It can also be used as a throw to cover a shabby sofa or just as a decorative item.
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This mattress is for a shopper who wants a spare bedroom that is decorated with American country flying bird and plant leaf patterns. The quilts on the mattress will add color and life to the room.
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This mattress is easy to care for, and can be machine washed on a gentle cycle. Do not bleach the mattress. Do not put liquid laundry detergent on the mattress directly, but rather dissolve it in the water first.
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This mattress is perfect for a spare bedroom! It’s vacuum packed, so it’s easy to store and transport. Once you smooth out the creases, it looks great on a bed. It’s also a perfect gift for your family or friends.
Best Price Mattress 6″ Signature Green Tea Memory Foam Mattress, Twin

Key Features:
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This mattress is made of memory foam, which means that it will take a bit longer to expand to its full size in cold temperatures. However, it should only take a few days for the mattress to reach its full size.
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If you are looking for a mattress that will make you feel like you are floating on a cloud, then this is the one for you. It features body conforming memory foam and pressure relief foam that will keep you comfortable all night long.
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This mattress is perfect for a spare bedroom! It features a green tea infusion that provides calming benefits and helps keep you and your mattress fresh.
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The mattress has a high density base foam layer that ensures support for a good night’s sleep.
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This mattress is ideal for people who want to sleep deeply and without interruption. The pressure relief system ensures that there are virtually no pressure points along your body, so you can sleep uninterrupted.
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The mattress is made with CertiPUR-US certified foams and has a OEKO-TEX certified comfort poly terry fabric cover. It comes with a 10-year manufacturer’s warranty.
BEDSURE Fleece Bed Blankets Queen Size Grey – Soft Lightweight Plush Fuzzy Cozy Luxury Blanket Microfiber, 90×90 inches

Key Features:
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This mattress is made with premium micro-fleece yarns to provide a velvety feel. It is also thicker and heavier than previous versions, making it ideal for a spare bedroom.
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This mattress is a lightweight blanket that is thicker than cotton and keeps you warm without being too heavy. Fleece is a suitable alternative to wool with comparable warmth, yet without the scratchiness.
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This mattress is made to last with its 100% polyester microfiber construction. The integrated design and neat stitches provide strength and durability.
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This mattress is versatile because it comes in multiple sizes and colors. This makes it perfect for a spare bedroom because it can easily match any type of decor. The mattress is also super cozy, making it perfect for snuggling up in bed or on the couch.
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The mattress is easy to care for – you can machine wash it in cold water on a gentle cycle, and then tumble dry it on low. You shouldn’t use any detergent with chlorine, and you also shouldn’t dry clean or iron the mattress.
Cushy Form Floor Mattress – Foldable 4 Inch Foam Camping Bed w/ Case for Adults & Kids – Folding Portable Bed for Travel, Van, Guest – Fold Up Pad – College Dorm Room Essentials for Girls and Guys

Key Features:
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This mattress is made of high-density foam, which makes it comfortable for sleeping, napping or exercising. It is also portable, so it can be easily moved from one room to another.
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The mattress is a foldable mattress that comes with a storage case. It is easy to transport and won’t take up valuable luggage space.
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This mattress is for a spare bedroom, and it is a multipurpose mattress that can be used for guests, traveling, or camping.
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This mattress is convenient and comfortable for a spare bedroom. It is made of plush and breathable material that is also durable. The mattress is certified for its safe, non-toxic and durable quality.
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The mattress is easy to clean and store, and the cover is machine washable.
Best Price Mattress 14 Inch Metal Platform Beds w/ Heavy Duty Steel Slat Mattress Foundation (No Box Spring Needed), Black

Key Features:
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The mattress is a queen-sized platform bed frame with a steel slat mattress foundation. It does not require a box spring, and can support up to 330 pounds.
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This mattress is designed for durability and noise reduction, with a heavy duty steel support frame. It is also designed to be comfortable with a plush top layer.
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The mattress is 12 inches tall, allowing for plenty of space to store things underneath. It is made of steel and is very sturdy and durable.
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This mattress is easy to assemble, with no tools required. It can be assembled in minutes, making it a great choice for a spare bedroom.
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This mattress is for a spare bedroom and is 60 inches by 80 inches by 14 inches.
Milliard Tri-Folding Memory Foam Foldable Memory Foam Mattress with Washable Cover, Twin XL Size (78″x38″x6″)

Key Features:
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This mattress is perfect for a spare bedroom, mobile home, or tent. It is made of memory foam and is very comfortable. It folds up for easy storage and is very affordable.
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The Milliard tri-fold mattress is made from memory foam, which is known for its therapeutic qualities and comfortable support. The mattress is ventilated for air flow to help regulate sleep temperature for maximum support and comfort. It is available in Twin, Full and Queen sizes.
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The mattress is a memory foam tri-fold mattress that is perfect for temporary sleeping accommodations. It is perfect for unexpected sleep over guests, family reunion, dorm rooms, camping and traveling. The mattress is perfectly sized and comes with a fitted sheet.
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The Milliard 6in. tri-fold mattress is a great option for a spare bedroom. It is constructed of 1.5in. of 3lb luxurious memory foam over a 4.5 inch supportive foam base for a great sleep experience. Our CertiPUR certified premium memory foam supersedes all with superior high density construction that will not lose its shape.
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The mattress is a 6-inch bamboo mattress with a removable jacquard cover. It is 78 inches long and 38 inches wide, and when folded, it is 38 inches long and 26 inches wide. The bottom of the mattress is anti-slip.
Mattress For Spare Bedroom FAQs
What is the best type of mattress for a spare bedroom?
There is no definitive answer to this question as everyone has different preferences. Some people prefer firm mattresses while others prefer softer ones. Some people also prefer innerspring mattresses while others prefer memory foam. Ultimately, it is up to the individual to decide what type of mattress is best for a spare bedroom.
What are the dimensions of a standard spare bedroom mattress?
A standard spare bedroom mattress is typically 80 inches long and 60 inches wide.
How much should a spare bedroom mattress cost?
A spare bedroom mattress should cost around $200.
What is the best way to store a spare bedroom mattress?
The best way to store a spare bedroom mattress is by keeping it in a cool, dry place.
What is the lifespan of a spare bedroom mattress?
The lifespan of a spare bedroom mattress will vary depending on the quality of the mattress and how often it is used. A high-quality mattress that is used infrequently can last for several years, while a lower-quality mattress that is used more often may only last a few months.
Conclusion
There are many great mattress for spare bedroom on the market. Our list of the best mattress for spare bedroom will help you save time researching and choosing the best one for you.