Square Yards to Square Kilometers: the quick answer
1 yd² = 8.36127 × 10⁻⁷ km²
1 square yard equals 8.36127 × 10⁻⁷ square kilometers
To convert square yards to square kilometers, multiply the value by 8.36127 × 10⁻⁷. To go the other way, multiply square kilometers by 1,195,990 to get square yards.