Facts About Hagatna Country USA Territory Guam Founded 1668 Area 3 km2 Population 1100 (2010) Lat Long Coordinates 13°28′45″N144°45′00″E Time Zone UTC+10 area Code 671 Language Chamorro And English Major Religion Christians (Roman Catholicism) Point of interest Ritidian Point, Guam Pacific War Museum, Chamorro Village, South Pacific Memorial Park, Guam Museum, Latte Stone Park, Dulce Nombre de Maria Cathedral Basilica, Latte of Freedom, Fort Apugan