Sod Calculator To easily calculate how much turf you need to cover an area, use the calculator below. Square Area: Length (ft) Width (ft) Circle Area: Radius (ft) Triangle Area: Base (ft) Height (ft) Total Sq. Ft Total Sq. yd No. of Pallets Keep in-mind: A pallet of turf grass covers approximately 450 square feet of lawn. Contact us for the most accurate measure. Add 5% to 10% extra for filling odd spaces and accuracy of the measurement.