Twin Hills is a census-designated place in Dillingham Census Area, Alaska, United States. The population was 74 at the 2010 census, up from 69 in 2000. Although Twin Hills wasn't settled until 1965, the present CDP encompasses the original settlement of Togiak on the northeast side of Togiak Bay. In the early 20th century, many residents removed to th…Twin Hills is a census-designated place in Dillingham Census Area, Alaska, United States. The population was 74 at the 2010 census, up from 69 in 2000. Although Twin Hills wasn't settled until 1965, the present CDP encompasses the original settlement of Togiak on the northeast side of Togiak Bay. In the early 20th century, many residents removed to the northwest side of the bay to establish the "new" Togiak.