Manokotak is a city in Dillingham Census Area, Alaska, United States. At the 2010 census the population was 442, up from 399 in 2000. Mano…Manokotak is a city in Dillingham Census Area, Alaska, United States. At the 2010 census the population was 442, up from 399 in 2000. Manokotak is located at 58°58′52″N 159°3′21″W / 58.98111°N 159.05583°W.