Standard Room Size || Standard Room Dimensions || Standard Size of Room in a House – Building Construction

Standard Room Size

The building is nothing but a combination of several rooms. But every room has its specific function and size. Therefore it is very important to consider the standard size for a particular room to fulfill its function properly. Otherwise, it could create discomfort for the occupants. In this article, I will discuss about the several types of rooms with their standard sizes. Let’s take a look at the Standard Room Size or Standard Size of Room.

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Standard Room Size - You Should Know Before Designing
Standard Room Size/ Standard Size of Room in a House

We have provided standard room dimensions in two different measuring units as follows,

  1. Standard room size in meters, and
  2. Standard room size in feet.

Foyer/ Lobby/ Entrance Hall Size

Standar room size for Foyer, Lobby, or Entrance Hall
Foyer/ Lobby/ Entrance Hall Size

A lobby is nothing but a room which are used for entry into the building from the outside. It is also known as an entrance hall or foyer. Standard sizes of Foyer/ Lobby/ Entrance Hall in meters and feet are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small6×61.83×1.83
Medium8×102.44×3.05
Large8×152.44×4.57

Foyer Closet/ Entry Closet Size

Standar room size for Foyer Closet or Entry Closet
Foyer Closet/ Entry Closet Size

A foyer closet is a small area or a portion that is used to keep things that are not allowed inside the building. In other words, it is one type of storage mostly used to store shoes, some tools, or some working dresses. This is also called the entry closet. Standard sizes for Foyer Closet/ Entry Closet are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small2×30.61×0.91
Medium2×40.61×1.22
Large2×60.61×1.83

Standard Room Size for Powder Room

Standard Room Size for Powder Room
Powder Room Size

A powder room is one type of small bathroom, it may consist of a washbasin, toilet, and toiletries. The standard room size for the powder room is as follows.

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small4×41.22×1.22
Medium5×51.52×1.52
Large6×61.83×1.83

Living Room

Standard room size for Living Room
Standard Living Room Size

It is the room where all the members of the house meet together for relaxing or entertaining or talking to each other. Typically, it may consist of a sofa set, table, chairs, TV set, audio set, and also several types of decorative furniture and sculpture. Everyone wants to make their living room precious and beautiful, so it is very important to know the standard sizes for the perfect living room. Here are some standard or recommended living room sizes. Read Also: 40 + Best Living Room Paint Colors.

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small12×183.66×5.49
Medium16×201.52×1.52
Large22×281.83×1.83

Dining Room Size

Standard Dining Room Size
Dining Room Size

The room that is used for eating the meal is called the dining room. The dining room is usually located near the kitchen. Typically, it consists of a dining table, chairs, side chairs, etc. Following are some recommended or standard sizes for the dining room.

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small10×123.05×3.65
Medium12×163.65×4.87
Large14×184.26×5.49

Kitchen Room Size

Standard room size for Kitchen Room
Kitchen Room Size

We need food to survive. So, we need a separate room to cook our daily meals. The room which is used to cook our food is known as the kitchen room. Usually, this room consists of a kitchen sink, stove, and other kitchenware. If the kitchen size is too small, it may create problems during cooking, therefore, we should consider the standard size for the kitchen. Following are the standard sizes of the kitchen in meter and feet units.

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small5×101.52×3.05
Medium10×163.04×4.87
Large12×203.65×6.09

Read Also: Basic Components of a Buildings

Pantry Area Size

The pantry area is a small size room generally U-shaped and is commonly used to store food. A pantry area is common for a hotel and hospital. But it is also used in residential buildings as well. Typically it consists of several racks mounted on the wall. The standard size for a pantry area is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small2×20.61×0.61
Medium3×40.91×1.22
Large4×61.22×1.83

Standard Room Size for Laundry Room

The laundry room is the place where residents can wash and dry their dirty clothes. It may consist of an automatic washing machine and a proper water connection. The size of a laundry room depends on the number of regular washing of clothes. If the number of clothes is more, more space will be required to install two washing machines instead of one. Standard room size for the laundry room is as follows,

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small3×60.91×1.83
Medium6×81.83×2.44
Large8×102.44×3.05

Utility Room Size

The utility room is a room used to store some types of equipment that are useful but not used in every day, such as cleaning tools, washing machines, etc. This room size depends on the number of items to be stored at a time. The standard size of the utility room is as follows.

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small5×61.52×1.83
Medium6×81.83×2.44
Large8×102.44×3.05

Bedroom Size

The bedroom is one of the most important rooms for a residential building. It is the 2nd most precious room for a building after the living room. A bedroom is a room used for sleep as well as for relaxation. This is the room where occupants spend most of their time, around 6.8 hours per day. Generally, a master bedroom consists of a standard bed, dresser, and drawers. The standard size of the bedroom in meter and feet unit:

SizeDimension in feet(ft).
(Width×Length)
Dimension in meter (m).
(Width×Length)
Small10×103.05×3.05
Medium12×123.65×3.65
Large14×164.26×4.87

Master Bedroom Size

The master bedroom is the main bedroom in a building, that’s why it is also called the primary bedroom. It is large in size as compared to other bedrooms available in the building. Typically, a master bedroom consists of a standard bed, dresser, and drawers. Some other components also may consist such as a vanity, a small conversation area with sofa sets, a chaise, or a table for doing some small work or for reading. The standard master bedroom sizes are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small12×143.65×4.26
Medium14×204.26×6.10
Large16×244.87×7.31

Guest Bedroom Size

The guest bedroom is nothing but a bedroom used for the guest. Usually, It consists of a bed, storage, vanity, or a chair for seating. The standard size for guest bedrooms are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small10×123.05×3.65
Medium12×143.65×4.26
Large14×184.26×5.49

Standard Size of Room for Bathroom

The bathroom is another important room for a building. It is an essential part of residential as well as commercial buildings. Bathroom – bath+room, the room used for bathing purposes is called the bathroom. Typically a bathroom consists of a bathtub and shower. Some other components are also placed in the bathroom like – a toilet, a sink, and storage. The standard size of room for the bathroom is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Very Small3.5×6.51.06×1.98
Small5×91.52×2.74
Medium6×101.83×3.05
Large7×122.14×3.65

Guest Bathroom Size

The standard room dimensions for the guest bathroom are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small5×91.52×2.74
Medium6×101.83×3.05
Large7×122.14×3.65

Master Bathroom Size

The standard room size for the master bathroom are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small6×91.83×2.74
Medium8×122.44×3.65
Large10×163.05×4.87

Guest Closets Size

The standard size of room for the guest closets is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small2×30.61×0.91
Medium2×40.61×1.22
Large2×60.61×1.83

Standard Bath Size

Standard bath sizes are as follows.

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small6×91.83×2.74
Medium7×102.13×3.05
Large8×122.44×3.65

Study Room Size

The study room is a room designed for studying purposes. Usually, it consists of a study table, chair, and bookshelves. The light of this room should be bright. Sometimes some nature touch decor items are also preferred for the study room as they can refresh and boost your mind.

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small10×103.05×3.05
Medium12×123.65×3.65
Large14×164.27×4.87

Library Room Size

The library rooms are such a room used for reading books, newspapers, magazines, etc. It is designed in such a way that a lot of books can be stored in this room. Typically, a residential library room consists of several shelves mounted on walls, and a center table with some chairs around the table. The standard size of a library room is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small12×123.65×3.65
Medium14×184.27×5.48
Large16×204.87×6.10

Other Room Sizes

Home Office Room Size

Standard home office room sizes are as follows.

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small8×102.44× 3.05
Medium12×143.65 × 4.26
Large14×184.26 × 5.48

Storage Room Size

The standard room dimensions for the storage room are as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small6×62.28×2.28
Medium8×102.44×3.05
Large12×143.65×4.26

Media room Size

Standard Media room Size
Media room

The media room is just a room made for entertainment purposes. Typically, a media room consists of a flat-screen television, sound system, and seating arrangement. The standard size of room for a media room is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small10×143.05×4.26
Medium12×163.65 ×4.87
Large14×204.26× 6.09

Recreation Room Size

Recreation Room Size
Recreation Room

A recreation room is one type of room that is generally provided in the case of a public building. This room is used for relaxation. The standard room size for the recreation room is as follows:

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small12×183.65×5.48
Medium16×244.87×7.31
Large18×305.48×9.14

Garage Room Size

Garage Room Size
Garage Room

The garage room is nothing but a room for storing vehicles. Its size depends on the number of cars to be kept at a time. The standard size of a Garage Room –

SizeDimension in feet(ft).
(Width×Length)
Dimension in feet(ft).
(Width×Length)
Small12×20(for 1 car)3.65×6.09
Medium20×20(for 2 cars)6.09×6.09
Large32×22(for 3 cars)9.75×6.71

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