Square footage calculator is a normal online calculator that permits you to calculate square feet of your home.

**How to Use Square Footage Calculator**

Steps to use square footage calculator are given below.

- This calculator is very easy to use.
- As you want to calculate the square footage of your home, enter the length and width of your home area in feet unit.
- As a result, the area of floor will be shown in square feet.

**How to Calculate Square Feet**** of Home**

Every home owners want to calculate square footage of home because of various reasons such as renovations, property sale and tax assessments etc.

The shape of a home can not always be accurate square or rectangle. As a result, you should measure area of each unit of home and combined them together to calculate total square footage of your house. The image given below will help in understanding how this calculation works.

The shape of each unit of house is not square or rectangular accurately. you should measure each area separately and combine them together to calculate total square footage of your house.

Unit 1 = Length x Width = 11 ft x 10 ft = 110 sq ft

Unit 2 = Length x Width = 9 ft x 11 ft = 99 sq ft

Unit 3 = Length x Width = 9 ft x 11 ft = 99 sq ft

**Total Square Footage of House = **110 + 99 + 99 = **308 sq ft**

**Square Footage Formulas For Various Areas**

Please note that all measurements or dimensions are in feet.

**Circular Area **

If you want to calculate the square footage of circular area you can use this formula.

**Area = (π/4) x D ^{2}**

**Square Area**

If you want to calculate the square footage of square area you can use this formula.

**Area = Side Length x Side Length**

**Rectangular Area**

If you want to calculate the square footage of rectangular area you can use this formula.

**Area = Length x Width**

**Trapezoid Area**

If you want to calculate the square footage of trapezoid area you can use this formula.

**Area = ((a+b)/2) x h**

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