 Piney is located at (34.496999, -93.134068).According to the United States Census Bureau, the CDP has a total area of 7.1 square miles (18.5 km²), of which 6.5 square miles (16.9 km²) is land and 0.6 square mile (1.5 km²) (8.27%) is water.As of the census of 2000, there were 3,988 people, 1,617 households, and 1,193 families residing in the CDP.