Office Space Needed Per Employee
The following standards can be used to help estimate the amount of usable space required for your business or company.
Average President' s office or Chairman of the Board
250 to 400 sq. ft. (4 to 5 windows in length)
Average VP' s Office
150 to 250 sq. ft. (3 to 4 windows in length)
Average Executive' s Office
100 to 150 sq. ft. (2 widows in length)
Partitioned Open Space - how much?
Clerical Supervisor or Manager 80 to 110 sq. ft.
Open Space and what you might need
Clerical or Secretary 60 to 110 sq. ft.
Conference Rooms - shared rooms, etc
15 sq. ft. per person: theater style
25 to 30 sq. ft. per person: conference seats
Mail Room - as example below
8 to 9 ft. wide with 30" counters on either side.
Formal or Informal Reception Area - meeting space for clients
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
Library maybe
175 to 450 sq. ft. with seating for 4 - 6
Lunch Rooms
15 sq. ft. per person, not including kitchen.
Corridors
20% to 30% of the total usable space
Closets
1 ft. for -4 coats - or 3 per person
Water Coolers
1 unit for 75 employees
Suggested Column Spacing
28' to 30' per bay - depending
Suggested Windows Spacing
4'6" to 5'. This helps figure the overall office width

Office Space Needed Per Employee

