Hester is an unincorporated community and census-designated place in St. James Parish, Louisiana, United States. Its population was 498 as of the 2010 census. The community is located along Louisiana Highway 44 on the east bank of the Mississippi River.Hester is located at 30°01′40″N 90°46′16″W / 30.0276541°N 90.7710381°W / 30.0276541; -90.7710381. According to the U.S. Census Bureau, the community has an area of 4.041 square miles; 3.460 square miles of its area is land, and 0.581 square miles is water.