Square Footage Rule
Industry Standards For Office Space
Chairman of the Board or President's office.
250 to 400 sq. ft. (4 to 5 windows in length)
Vice - President' s Office.
150 to 250 sq. Ft. (3 to 4 windows in length)
Executive' s Office.
100 to 150 sq. Ft. (2 widows in length)
Partitioned Open Space.
Clerical Supervisor or Manager - 80 to 110 sq. Ft
Open Space.
Clerical or Secretary - 60 to 110 sq. Ft
Conference Rooms.
15 sq. Ft. per person: theater style
25 to 30 sq. Ft. per person: conference seating
Mail Room.
8 to 9 ft. wide with 30" counters on either side.
Length depends upon amount of usage
Reception Area.
125 to 200 sq. Ft. Receptionist and 2 - 4 people
200 to 300 sq. Ft. Receptionist and 6 - 8 people
File Room.
7 sq. Ft. per file with a 3' to 4' aisle width
Corridors.
20% to 30% of the total usable area