Twin Bed Size & Dimensions
Find the perfect fit with a Casper twin bed size, ideal for kids, teens, and smaller spaces. Also known as a single bed size, this compact option offers a smart balance of comfort and practicality without taking up too much room. Whether you’re comparing twin mattress size options or looking closely at twin size bed dimensions and twin size mattress dimensions, Casper makes it easy to choose with confidence and upgrade your sleep.
Twin Mattress Size
A twin mattress is the smallest traditional bed on the market at 38 inches wide and 75 inches long. Its compact footprint makes it ideal for single sleepers—either children or adults with small spaces like a studio apartment.
Best for
kids, bunk beds, or single sleepers.
Room size
The minimum room size for a twin bed to fit naturally is 7 x 9 feet. But if you’re looking to outfit the room with cozy accessories like a desk and dresser, an 8 x 10 square foot room may be required for the bed to fit more comfortably.
Get your Best Sleep and most Comfortable Sleep with a Casper mattress
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