The averaged width of a door is about 3 feet. This is the average door width for a door in a home.
Average width of an exterior door is 36 inches.
width of car door
What is a "commercial door"? The average width of an interior domestic door is 30 inches (76cm).
The most often chosen width of a front door is 36".
Average width of a bathroom entry door is 32 inches.
Width (excluding door mirrors): 66.1 in. (1.68m) Width (including door mirrors): 76.4in. (1.94m).
The width of a door is the distance between the side jambs. The detail of door measurement is shown at the web link below.
39 inch is the standard width of any door of house. 36 is the standard width (3 feet).
ADA Requires the minimum width to be 36".
There is no standard door width as they come in 2" increments up to 36" wide. A common door jamb width is 4-9/16" width, this is for a 2x4 wall and 1/2" drywall on both sides.
It means the door is 30 inches wide.