Use this free Room Area Calculator to quickly calculate the square feet of any room. Enter your room measurements below in feet or inches, and get the area instantly. This calculator is perfect for flooring, AC installation, and general room planning.
When calculating square feet of a room for flooring, add 10% extra for waste and cutting.
Proper AC sizing requires accurate room area calculation to ensure efficient cooling.
Calculate wall area separately from floor area for painting estimates.
Multiply metres by 3.28084 to convert to feet, then multiply length × width to get sq ft. The calculator can also do this automatically.
Yes, convert inches to feet by dividing by 12 and then enter the values above (how to calculate square feet of a room in inches).
Split the room into rectangles or triangles, calculate each area, and add them together.
This calculator provides approximate results. Always verify measurements before purchasing materials or making decisions based on the area.