Office Space Planning Calculator
Calculate required office space by employee count, workplace type, and growth projections.
Inputs
SF
%
%
%
years
Results
Total Area Needed
7,200 SF
Desks Needed
40
Usable Area6,000 SF
Effective SF per Person144 SF
Desk Sharing Ratio1.25
Future Headcount67
Future Area Needed9,720 SF
How to Use This Calculator
- Enter Number of Employees and SF per Employee (150 SF typical, 250 SF for private offices).
- Set Desk Utilization Rate % — 80% for hybrid environments, 100% for all-in-office.
- Enter Common Area Factor % (15–25% for lobbies, restrooms, hallways).
- Set Annual Growth Rate % and Planning Horizon in years to size for future headcount.
- Review Total Area Needed and Desks Needed for lease negotiations.
- Check Desk Sharing Ratio — a ratio below 1.0 enables hot-desking and reduces space requirements.
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