In the United States, the standard width of interior doors is 34 inches, while the standard width of most exterior doors is 36 inches, according to the Chicago Tribune. These figures do not include jambs, trim or molding.
Most garage doors are 8 feet by 7 feet or 9 feet by 7 feet. The size of the doors is dependent on the home and what will be stored in the garage.
In a standard construction as of 2014, garage doors are 8-feet wide. The doors can range in size, however, up to 20 feet. In some places, garage doors can also be less than 8-feet wide.
The standard size for one-car garages varies between 12 feet by 20 feet and 14 feet by 22 feet. These units allow space for one vehicle and ample room for storage.
Automatic garages use an electrical motor to open and close the door. Because garage doors are so heavy, this motors connects to a cable and pulley system and a large torsion spring to convert the fast motor rotation into a slow and smooth pulling action.
The standard length, or depth, of a garage ranges from 20 to 28 feet or longer. The standard width ranges from 14 to 30 feet. The actual finished length depends on the required amount of extra storage or work space, vehicle sizes and walking room.
Some different types of garage doors for the home include short and long raised-panel doors, flush panel doors, garage doors with grooved panels and carriage house styles. Additional garage door types include aluminum and glass styles, insulated doors and full glass doo...