Why Square Yards?
Square yards is the unit of choice in three US industries that quietly run a lot of daily life: carpet, sod, and asphalt. A carpet roll is 12 feet wide (4 yards), and rolling out 9 feet of carpet from that roll gives you exactly 12 square yards. That happy coincidence is why your installer quotes carpet by the square yard, not the square foot. Sod is grown, harvested, and palletized at 50 square yards per pallet across most of North America. Asphalt is sold and laid by the ton, but estimators size driveways in square yards first and then multiply by depth-specific tonnage. This calculator handles all three workflows in one go.
Multi-shape support is the unsung hero of any room measurement. Houses are not perfect rectangles. Adding an alcove, a closet, or a stairwell to your sq-yd total takes one click instead of a fresh calculation. We sum across as many sub-shapes as you need. Outputs come in five complementary units (sq yd, sq ft, sq in, m2, acres) plus four material conversions (carpet rolls, sod pallets, asphalt tons, total cost). Export to a text report, share via the native share sheet, or save to your browser's history for later.