Standard width and height of door

What Is Standard Door Size | Standard Door Height | Standard Door Width | Standard Door Frame Size8 min read

What Is Door?

A door is defined as a hinged frame structure is that used for opening and closing of entrance or providing access in and out of something.

Doors are primly located at the main entrance of the home, Bed Room, Drawing Room, Toilet, Garage, etc.

The doors are manufactured as per the requirement of the owner. There is the standard door size for some fixed components in the home such as the main door, bathroom, and garage, etc.

The main function of the door is to give access inside or outside of any compartment and most doors turn on hinges, slide in grooves, or revolve on an axis.

Read More: 25 Types of Doors for Your Perfect Home


Significance of Doors

We all know the proverb that the first impression is usually the last and this is true especially for entrance to our homes. The entrance of any house creates a lasting impression on visitors‘ minds but somehow doors remain unnoticed unless either they are elegantly done or completed in a bad shape.

Doors are the major important element of any home, they do not only provide aesthetically pleasing but also have features like durability, strength, water, and heat resistance and they should not warp with time. Past days have been gone now doors were used for the mere purpose of maintaining privacy and security.

Nowadays doors have become an important aesthetic appearance structure and an integral part of a home’s interiors.


What Is Standard Door Size?

In the United States, two types of door sizes are mostly used for home interior and exterior doors. The standard door size for internal and external doors are as follows,

What Is Standard Door Size | Standard Door Height | Standard Door Width | Standard Door Frame Size
Internal and External Door Size

Exterior Door Standard Size in inches = 80 Inch. (Height) x 42 Inch. (Width)

Interior Door Standard Size in inches = 80 Inch. (Height) x 36 Inch. (Width)

Exterior Door Standard Size in feet = 6 ft 8 In (Height) x 3 ft 6 In (Width)

Interior Door Standard Size in feet = 6 ft 8 In (Height) x 3 ft (Width)

Read More:


Standard Size of Door Frame

The standard door size is 6 ft 8 in which does not include the size of the door frame. The door frame size is generally wider than the door opening. The door frame post has a width between 2 to 4 inches.

The total width of door frame = Width of door frame + width of door + width of door frame

What Is Standard Door Size | Standard Door Height | Standard Door Width | Standard Door Frame Size
Standard Door Frame Size

= 2″ + 36″ + 2″

Width of door frame = 40″

Similarly height of door frame = height of door + width of door fram

= 6′ 8″ + 2″

Height of door frame = 6′ 10″

Therefore, the size of door frame is 82″x40″


Standard Door Width

The door width is not fixed, they can be vary depending upon materials and uses. However, the most utilized standard internal door width is around 32″ and the external door width is 36″. The 32″ wide door is a minimum width required for any passenger passing door.

There are also narrow-width doors available in the market such as 30″, 28″, and 24″ wide doors.

If you choose a 36″ width door, it will compliant with the Americans with Disabilities Act (ADA) and are a popular choice for homes whose residents have mobility issues.

Standard Door Height

The door height ranges from 80″ to 96″ depends on its purpose to serves. The taller doors heights are selected for the big entrance of the hall or public building entrance.

In the United States, The standard door height is around 80″ (6 ft 8 inches).

In India, The standard door height is around 84″ ( 7 ft)

However, the door heights can be 96″ for custom doors and personal choice to have taller doors of own house.

Read More: What Is a Pocket Door | Pros & Cons of Pocket Doors | How to Install Pocket Doors


Internal Door Size In UK

  • 78″ x 18″ to 21″ – These door sizes are mostly used for cupboards and wardrobes.
  • 78″ x 24″ to 27″ – This size of the door is usually preferred where wall space is limited and for small door fitting work.
  • 78″ x 30″ – It is also called a 2’6″ door and It is the most used size of door in England and Wales.

78″ x 33″– It is most suitable for wheelchair movement inside or outside. It is also called 2′ 9″ door size.


Standard Door Size in India

The standard door size for various rooms, the entrance of school, hospital, hall, etc. are fixed by govt of India. The standard height and width of doors are recommended in IS code based on use, function, and movability requirement.

The standard door size in India is as follows

1. For Main entrance door = 36” x 84”, 42” x 84”, 48” x 84” , 36” x 96”

2. For Living room, hall, bedroom, etc = 36” x 84”, 36” x 96”

3. For Bathroom, Toilet = 30”x 84”, 33” x 84”

The following table shows the standard door size for different rooms,

Door Type Sizes In Inches
1. Main Entrance Door 36” x 84” 42” x 84” 48” x 84” 36” x 96”
2. Living Room & Bedroom 32” x 84” 36” x 84” 42” x 84”  
3. Bathroom & Toilet 30”x 84” 33” x 84”    

Types of Doors and Their Standard Size

There are various types of doors used in building construction. In the case of residential construction, we can categories them into two-part external doors and internal doors.

The door in residential houses is must have a standard size which proves to be economical while replacing it with a new door of the same size.

The building bye-laws followed by the authority must consider the easy and comfortable movement of all members of society, including kids, seniors, tall people, and those with special needs.


A. Entrance Door Size

The entrance door is the main entry point of any house. It means everyone whether it is human or any object, furniture has to pass the door. Therefore entrance door must have sufficient width and height.

1. Single Entrance Door Size

A single front door can have following sizes,

80″ x 30″ (2,032 x 762 mm)

80 x 32″ (2,032 x 813 mm)

80″ x 36″ (2,032 x 914 mm) – Most Prepared Size

80″ x 42″ (2,032 x 914 mm) – Most Prepared Size

What Is Standard Door Size | Standard Door Height | Standard Door Width | Standard Door Frame Size
Entrance Door Size

However, some people want a taller front door that looks more attractive and impressive to visitors.

A Door Size 96″ x 36″ (2,438 mm) has now become popular among US homeowners.


3. Double Front Door Size

Single front doors are basic door types and old house owners used them. Single front doors are less costly compare to double front doors. Even if they are affordable they look basic and they are not visually attractive and impressive in look. Single entry doors are certainly the norm, yet they are quite basic compared to double entry doors.

What Is Standard Door Size | Standard Door Height | Standard Door Width | Standard Door Frame Size
Double Front Door Size

If you are thinking about buying new furniture, large electronics, or other big sizes items, a double door may better serve your needs.

The standard size of a double entrance door is consists of two equal halve of same height 80″ to 96″ and width of halves can be vary depending on the width of entrance owner want for his home.

  • 80″ x 60″ which includes two wings of 30″ size each
  • 80″ x 64″ which includes two wings of 32″ size each
  • 80″ x 72″ which includes two wings of 36″ size each

B. Interior Door Size

The interior door is primly used for the in-house movement of a person or object. The bedroom, kitchen, balcony, bathroom, and toilet door are considered interior doors.

The standard size of the interior door is as follows,

  • 80″ x 28″
  • 80″ 32″
  • 80″ x 36″

The standard size of the interior double door is as follows,

  • 80″ x 60″ (Two halve 30″ each)
  • 80″ x 64″ (Two halve 30″ each)
  • 80″ x 72″ (Two halve 30″ each)

Door Size In mm, Inches & Feet

Size in mmSize in inchesSize in feet
1981 X 45778″ X 18″6’6″ X 1’6″
1981 X 53378″ X 21″6’6″ X 1’9″
1981 x 61078″ X 24″6’6″ X 2’0″
1981 x 68678″ x 27″6’6″ X 2’3″
1981 X 71178″ X 28″6’6″ X 2’4″
1981 X 76278″ X 30″6’6″ X 2’6″
1981 X 83878″ X 33″6’6″ X 2’9″
1981 X 91578″ X 36″6’6″ X 3’0″
1981 X 106778″ X 42″6’6″ X 3’6″
1981 X 116878″ X 46″6’6″ X 3’10”
1981 X 122078″ X 48″6’6″ X 4’0″
1981 x 137278″ X 54″6’6″ X 4’6″
1981 x 152478″ X 60″6’6″ X 5’0″
2032 X 81380″ x 32″6’8″ X 28″
2134 X 91584″ X 36″7’0″ x 3’0″

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