Enter the total number of people and the total square footage into the Calculator. The calculator will evaluate the People Per Square Foot. 

People Per Square Foot Formula

PSF = P / SF


  • PSF is the People Per Square Foot (people/ft^2)
  • P is the total number of people
  • SF is the total square footage

To calculate People Per Square Foot, divide the number of people by the total area.

How to Calculate People Per Square Foot?

The following steps outline how to calculate the People Per Square Foot.

  1. First, determine the total number of people. 
  2. Next, determine the total square footage. 
  3. Next, gather the formula from above = PSF = P / SF.
  4. Finally, calculate the People Per Square Foot.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

total number of people = 99

total square footage = 102