Room Area Calculator
Find the area of a rectangular room from your measurements.
Preparing your calculator…
How this calculator works
Rectangular area = length × width. Inches are divided by 12 before multiplication. Multiply by the count only for rooms with the same dimensions. Split irregular spaces into rectangles and add the areas. Square meters = square feet × 0.09290304.
Use current quotes, local rates, and measured dimensions to make this estimate useful for your situation.
Frequently asked questions
How do I use the room area calculator?+
Enter your measurements or financial assumptions above. Results update instantly. A room measuring 12 ft 6 in by 14 ft is 12.5 × 14 = 175 sq ft.
How accurate is this estimate?+
The arithmetic follows the method described here. Site conditions, product specifications, and installation requirements can affect the actual project. Measure carefully and check manufacturer instructions.