The average interior and exterior door is 80 inches or six feet, eight inches tall. While some doors may be taller than this—especially when the door is placed on the exterior of a home—these oversized door sizes may need to be custom-made.
In both commercial buildings and residential homes, the standard door height is 80 inches, which is typically required by building codes. Door widths vary more frequently, but you can find an average exterior standard door width of 36 inches, and an average interior standard door width of between 28 and 32 inches.
The typical standard door height in most American households is 80 inches, or 6 feet 7 inches. Most interior doors are between 24 and 36 inches wide, and the most common size is 30 inches wide.
While homes come in all shapes and styles, most entry doors follow some common measurements. The most typical standard door width is 36 inches, paired with a height of 80 inches.
A standard size front door is 3-feet wide by 6-feet-8-inches tall with variations in between. Standard sizes: Width of 3' or 3' 6” Height of 6' 8” or 8'
Standard door height is 80". This measurement may vary, such as for a door in an environment with higher than usual ceilings. Maintain ½" clearance between the floor and the bottom of the door. Usual door width is 30".
Standard Size for Exterior Doors
Some door manufacturers sell doors in 7ft & 8ft heights and door widths from 24 inches to 42 inches. The height for fiberglass or steel doors are fixed at 6 ft.
In general, the gap beneath an interior door will be between three-quarters of an inch and half an inch. This width depends largely on the type of flooring, as door frames are generally installed when the floor is unfinished. A standard door can have varying levels of clearance over different flooring types.
It has become a fairly standard practice to install 7-foot doors in homes with 9-foot ceilings and 8-foot doors in homes with 10-foot ceilings.
Many customers ask us, how tall is a standard door? The usual standard door height is 1981mm (78") whilst the width can vary, the two most popular standard door widths within the UK are 762mm (30") and 838mm (33"), the 838mm size is also more commonly known as Part 'M' Compliant for Disability Access.
80″ is the minimum door height in the United States.
Standard widths include 18, 20, 24, 28, 30, 32 and 36 inches. Standard heights include 80, 84 and 96 inches. Customized sizes are available in a wide range of different designs. To measure a prehung door, remove the interior casing and measure the opening.
The standard interior door width is 28 to 32 inches. Other sizes include 24 and 36 inches (the latter size is the optimal width to accommodate a person with disabilities).
The most common door dimension is 36 inches of width and 80 inches of height. However, some doors can be up to 30 inches wide and up to 96 inches high.
The biggest point is that they meet these IBC codes, and therefore, standard commercial door dimensions are on average about 36 inches by 80 inches.
While gaps under your door may limit privacy, they do serve a purpose. The main reason the gap exists is to keep the door from scraping your floor. After all, flooring is expensive! Another reason is to make central heating and air conditioning more efficient and effective.
While a standard door height is 80" (finished opening). The difference between a rough opening and finished opening is usually 2-3 inches.
Doors are undercut to provide clearance above the finish floor material. Typically they are undercut ⅝ inches to ¾ inches from the bottom of the frame. Clearance is defined as the dimension from the bottom of the door to the bottom of the finished floor material.
Shaker Doors - Bedroom: Your bedroom should be a haven for relaxation and rejuvenation. Your doors play a vital role in creating this calming environment. In 2024, simple, clean doors are on-trend, and our shaker doors perfectly encapsulate this style.
The standard interior door size in the United States is typically 80 inches in height and 28 to 32 inches in width. However, size variations depend on the intended use, such as for closet or bathroom doors.
So what is a French door? According to the American Heritage Dictionary, by definition: French door (n.): A door, usually one pair, of light construction with glass panes extending for most of its length. They also can be referred to as French windows.
The average interior and exterior door is 80 inches or six feet, eight inches tall. While some doors may be taller than this—especially when the door is placed on the exterior of a home—these oversized door sizes may need to be custom-made.
3. Doors and passageways. One of the most effective ways to make your space feel more open and taller is by using full-height doors and taller passageways. Having lower passageways can really make your space feel oppressive.
Not all doors have a solid core though, some may only be so for an inch around the sides, before becoming hollow. We will go into specific materials below, but a general rule of thumb is that you don't want to be trimming more than two inches off any door or you may risk damaging it.