Sketch it.
We do the numbers.
DIY Totals has six free calculators for home improvement jobs. Start with square footage or cubic yards, then use one of four unit converters to get your number. Enter length and width from a tape measure and see the answer in imperial and metric. You do not need an account or signup to get a fast result.
Square footage
Tap or type into any yellow number on the drawing to change it.
Your area
120square feet
= 13.33 square yards
= 11.15 square metres
= 0.0028 acres