Square Mils to Square Yards: the quick answer
1 mil² = 7.71605 × 10⁻¹⁰ yd²
1 square mil equals 7.71605 × 10⁻¹⁰ square yards
To convert square mils to square yards, multiply the value by 7.71605 × 10⁻¹⁰. To go the other way, multiply square yards by 1,296,000,000 to get square mils.