Free Square Footage Calculator

Find the area of a room from its dimensions, including multiple rooms.

Useful for flooring, paint, or tile estimates that need total project area — add each room as a separate line and get both individual and combined totals.

Worked Example

Example: A 12ft × 15ft room = 180 sq ft.

Formula / Method

Square Footage = Length × Width, summed across all rooms entered.

Worked Example

Example: A 12ft × 15ft room = 180 sq ft.

Formula / Method

Square Footage = Length × Width, summed across all rooms entered.