# How to Calculate Floor Area Ratio?

To calculate floor area ratio you need to find the factor that you are using from the ratio. Using the factor, you can then multiply it by the area found on a scale model.
How to Calculate Floor Area Ratio
Floor Area Ratio (FAR) is a measure of the total area a building occupies. Depending on the city and the location of the building in the city, different places have different laws regarding the maximum amount FAR a building can occupy. It is important to... More »
Difficulty: Moderately Easy
Source: www.ehow.com
To calculate floor area ratio you will need to know the gross floor area and the total area. You will need to divide these two numbers to get your floor area ratio. The gross floor area is considered the total enclosed area in a building. You can find more information here: www.ci.austin.tx.us
Q&A Related to "How to Calculate Floor Area Ratio?"
 1. Calculate the area of the overall site. The area of the site equals the length of the site by the width of the site. For example, a company is planning to build a three-story building http://www.ehow.com/how_6398354_calculate-floor-ar...