Standard Door Width & Height (3 Steps to Measure)

The width of a door depends on the door usage, but at least a door must be 36 inches wide. Interior doors can be 28 inches or 32 inches wide. Exterior doors are often wider than interior ones. However, you can find some that are 30 and 32 inches. 

Continue reading this article to know more about door width!.


What Is The Standard Door Width?

House owners can customize the width of their doors. However, the standard door width is 36 inches. The door width can range from 28 to 32 inches, depending on the door and location. Some doors, like the sliding glass doors, are 60 to 70 inches wide.  

Standard Door Width

The exterior, closet, French, sliding glass, and patio doors have different widths. An exterior door should be at least 36 inches wide. Interior doors may be 28 or 32 inches, but the standard width of a door is 36 inches. Below are the standard door widths for different doors. 

Interior Door

Interior doors are internal doors that divide rooms and provide privacy in a house. An interior door should be at least 24 inches wide, but the standard width is 36 inches. A typical interior door should be 80 inches tall and 36 inches wide. Meanwhile, an interior door may also be 28 or 32 inches wide. 

Exterior Door

Exterior doors are like your house’s front, side, or garage doors. They are often strong because they are the first entry into the house. A standard exterior door should be 36 inches (3 feet) wide. However, exterior doors, like sliding glass or bifold patios, are usually wider.

Different doors have their standard width measurement. Below are the standard width measurements for different doors.

Door Type Width
Double doors 30″ – 32″
Configured doors 36″
Modern homes 42″
Pivot systems 48″ or wider

Closet Doors

Closet doors are interior doors, and their entrances are often smaller than regular doors. Closet doors in old houses were as narrow as 18 inches; recent houses now have closet doors that are 30 inches wide. The height of the door has also changed; they can be as high as 96″. 

French Doors

Like every exterior door, the standard width for a French door is 36 inches (3 feet). However, you can find French doors that are 24, 30, 32, or 42 inches wide. The standard door thickness is 1 3/4 inches. Apart from the 80 inches (6.6 feet) standard height, French doors come in 84 and 96 inches. 

They are smaller and larger French doors. Larger French doors are wider than smaller French doors. For a French door, ensure enough space for the door to swing.

Garage Doors

Garage doors come in different sizes. However, a typical garage door is 84 inches (7 feet) high and 72 inches wide (6 feet). Some garage doors can be 96 inches (8 feet) high and 84 inches (7 feet) wide. If your garage space is wider, you can get that exact size for your door. 

Sliding Glass Door

Sliding glass doors do not have a standard width because they can come in multiple panels. You can find a sliding glass door 60 to 72 inches wide. Depending on the number of sliding glass panels, you can customize the width of the door. The standard height for a sliding glass door is 80 inches. 

Front Door

Front doors are the main entry doors into the house. Although the common width for a front door is 36 inches, some front doors will have 32 inches or 34 inches. Variations of front door height include 80, 84, and 96 inches. With the size variations, you can install any size of the front door.

Patio Door Size

The width of a patio door depends on the number of panels. More panels will mean that the door will be very wide. Some common width sizes for patio doors are 46.44 and 189 inches. 

Bi-fold Doors

A single panel of a bifold door is 47.28 inches (3.94 feet). Bifold doors do not have a standard as the size of the aperture varies between houses or spaces. A two-panel bi-fold door may be up to 5.9ft wide, while seven panels may be 15.75ft wide. 

How To Measure Door Width

Measuring the width of your door is easy and takes less time. You need to measure the top, middle, and bottom of your door width in case of a variation in the measurement. What you need for the measurements are:

Standard Door Width & Height

  • Tape measure
  • Paper and pen
  • Ladder or a high chair

Follow the steps below to measure the width of your door.

Step 1: Climb the ladder or chair to measure the top of your door from left to right. Place the measuring tape at the top of your door, and write down the measurement. 

Step 2: Measure the width of your door at the middle point and write it down. 

Step 3: Follow the same procedure for the bottom of your door. 

While the standard door measurement is 36 inches, your door result may differ. Note that the highest number is the one you should consider as the width of your door. 

How Tall Is A Standard Bedroom Door

A standard door is 80 (6’6″) inches tall. A bedroom door is an interior door; house owners put bedroom doors to demarcate rooms and give privacy. Even though some codes allow 78 inches, 80 inches is still the standard height for a bedroom door. They are sometimes referred to as 6/8 doors. 

Standard Door Dimensions

All doors have different standard measurements. For instance, a typical exterior door is 36 (3 feet) inches wide, while a garage door may be 80 or 96 inches wide. It is important to get the right size for your door because it makes replacement and repair easy. 

Below is a table showing the standard dimensions for different doors. 

Door Type Width Height Thickness Other sizes available
Interior Door 36 inches 80 inches 1 3/8 or 1 3/4 (for a door that is over 90” high and 36” wide. Common width measurements are 24”, 28”, 30”, 32” 36”. 
Exterior Door 36” 80” 1 3/4″ 
Closet Door 30” 80” 1 3/8″ Common widths are 24 or 28 inches. 
French Doors 36” 80” 1 3/4″  You may also find French doors in 60, 72, or 96 inches high and 72 or 96 inches wide.
Sliding Glass Door 60 – 72 inches 80” Other heights are 60”, 72”, and 96”, while the width is 96”.


Frequently Asked Questions

Below are some frequently asked questions

Standard Door Width In Centimeters (CM)

The standard door’s width in centimeters is 81.28 or 91.44 cm (equivalent to 32 or 36 inches). Based on the door, house owners can build their door openings to be wider. The standard height of a door measurement in centimeters is 203.2 cm (equivalent to 80 inches).

Standard Bedroom Door Size In Feet

Typical doors are 6 feet 8 inches high and 3 feet wide. Although garage doors, sliding glass doors, and patio doors are wider and may even be taller than the 6’8” measurement. Door sizes depend on the type of door and whether the door is interior or exterior.

How Wide Is A Uk Door?

Door sizes vary in the UK; a typical door in England and Wales is 30 inches (2.5 feet) wide. Doors in Scotland are a bit smaller. They measure about 28.5 inches (2.375 feet).

What Is The Standard Size Of Doors In India?

It is a common measurement in India for interior doors to be 800 x 2045 mm while exterior doors will be 1000 x 2045 mm. Other door sizes in India include 650 x 2045 mm, 900 x 2045 mm, and 1000 x 2045 mm.

What Is The Most Common Door Size?

The most common height measurement is 80 inches or 6 feet 8 inches while the width measurement is 36 inches or 3 feet. You may find some doors that are more narrow, particularly interior ones. Some interior door widths are 24, 28, 30, and 32 inches. 

Is 28 A Standard Door Size?

Most interior doors are 28 inches wide. In some regions, the standard width size is 32 or 36 inches. The standard height for interior doors is 80 inches. Bigger or smaller sizes will require a different installation process. 


When it comes to door measurement, there can be a little variation from the standard door. But it is important to install the standard door size so that it will be easy for you to replace when you want to. The standard door width is 36 inches. If you have a wider door opening, you can get the door manufacturer to build the width of your door opening.  



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