 Mignon is located at (33.182929, -86.264456).According to the U.S. Census Bureau, the CDP has a total area of 2.6 square miles (6.8 km²), of which 2.6 square miles (6.7 km²) is land and 0.04 square mile (0.1 km²) (1.66%) is water.At the 2000 census there were 1,348 people, 550 households, and 365 families in the CDP.