Square Yards to Square Miles: the quick answer
1 yd² = 3.22831 × 10⁻⁷ mi²
1 square yard equals 3.22831 × 10⁻⁷ square miles
To convert square yards to square miles, multiply the value by 3.22831 × 10⁻⁷. To go the other way, multiply square miles by 3,097,600 to get square yards.