What Size Room Fits A King Bed

A king-size bed is perfect whether an individual or a couple wants the extra mattress space to stay comfortable at night. A traditional king-size bed or Eastern king is almost perfectly square. 

Earthy tone bedroom with king size bed upholstered ottoman bedside tables wooden armchair

There are also much longer king-size beds called California King offer even more legroom. This size is ideal for those who are taller, but the mattress is also a little bit narrower than a traditional king. Standard kings are wider, making them a better choice for the average couple.

With a king, homeowners need to know that there is a minimum requirement for room size for this mattress to fit in a bedroom layout. [toc]

How Big Is A King-size Bed? 

King-size mattress sizes

A mattress perfect for anybody who needs space is a king-size mattress. This mattress has a width of 76 inches or 193 centimeters and a length of 80 inches or 203 centimeters. 

This mattress size is excellent whether a single person will be using it with their pets or a couple sleeping side by side, giving them at least 38 inches or 97 centimeters of space each. 

Another king choice is the California king-size bed which has a width of 72 inches or 183 centimeters and a length of 84 inches or 213 centimeters. This mattress is so spacious that it could fit the capacity of a couple and a child. 

For people who want an even more sizable mattress, there are three other King-size beds to choose from:

  • the Wyoming King with dimensions of 84 by 84 inches or 213 by 213 centimeters
  • the Texas King with a bed dimension of 80 by 96 inches or 203 by 244 centimeters
  • the gigantic Alaskan King with dimensions of 108 by 108 inches or around 274 by 274 centimeters. 

Eastern vs. Western King Bed Sizes 

An eastern king-size bed has measurements of 76 inches or 193 centimeters for width with a length of 80 inches or 203 centimeters. If that seems familiar, it is because an eastern king-size and a regular king-size are essentially the same and one thing. 

This is also the case with a western king size which is essentially the California king-size bed with dimensions of 72 inches or 183 centimeters from side to side and a length of 84 inches or 213 centimeters. 

Although the California king might seem more extensive than the eastern king size, that is not the case since there is an available space of 6080 square inches for the king-size and 6048 square inches for the California king-size

What Is The Minimum Room Size For A King Sized Bed?

Minimum room size for king size bed

For a king-size bed with a size of 76 inches or 193 centimeters for the width and a length of 80 inches or 203 centimeters, there is a minimum amount of space to ensure that it will fit in a room.

According to industry experts, the minimum room measurements for a standard king-size or eastern mattress with a frame is a space of 12 by 10 feet. Although this is just the minimum size, homeowners can go up to this size if they have the budget to do so. 

There are also specialized king-size beds with frames that can have drawers and other forms of storage, and for these types of bed frames, more space is needed to ensure that the drawers can be opened. 

What Is A Comfortable Room Square Footage For A King Size Bed? 

Comfortable room size for a king size bed

Although there is no specific room requirements needed for a king-size bed, the floor plan should be sizable enough with a minimum measurement of 12 by 10 feet to ensure that it will fit inside the space.

This space will fit the frame itself, but a bigger room will ensure that not only will it fit inside, but homeowners will also be comfortable moving around it even when other bigger furniture is inside the layout

One size that could comfortably fit a king-size bedframe is a space 14 by 19 feet. This size will hold an arrangement of a bed, two nightstands on either side of it, an ottoman, or even a tiny sofa, plus a wardrobe and a TV with a stand

Will A King Size Bed Fit In A 10×10 Room

Among the largest mattress sizes readily available to purchase by many homeowners is the standard king-size mattress. This mattress has dimensions of 76 inches or 193 centimeters for the width with a length of 80 inches or around 203 centimeters.

To fit a mattress and king-size bedframe, the room should be 12 by 12 feet at the very minimum. 

If a homeowner has a room that is 10 by 10 feet, the space will not be able to fit the mattress and the king bedframe comfortably. It will barely have any clearance space for a walkway, let alone a nightstand. 

Can A King Size Bed Fit In A 12×10 Room?

Yes, a king-size mattress will be able to fit a room that is 12 by 10 feet in area since this is the minimum space requirement for a king-size bed with dimensions of 76 inches or 193 centimeters for the width with a length of 80 inches or around 203 centimeters.

This floor plan size will give any person at least 30 inches or 76 centimeters of space for them to get around the room and accommodate other pieces of furniture

Can A King Size Bed Fit In An 11×13 Room


Will a king-size bed and mattress fit in an oddly sized room like one 11 by 13 feet in dimensions?  The answer is yes, depending on the positioning of the bed in the space. However, the room might be cramped after it is situated in its place. 

Fortunately, it is pretty easy to determine if the bed will fit as long as the homeowners remember to leave the minimum walkway measure of 30 inches or 76 centimeters; the king size will fit 11 by 13 feet of space. 

Visit our guide to bedroom sizes for more related content.

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One Comment

  1. In reality you don’t need to fit nightstands and have ‘walk space’. You only need to be able to change the bed and space to move around the bed, change the sheets and get in i, so 10 x 12 is NOT the true minimum size of a room. That is more like 6 ft 8 inches by 9.10 inches or so.

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