Castles in the Sky or Castle in the Sky may refer to:

Film and television Castles in the Sky (film), a 2014 British fact-based television drama Castle in the Sky, a 1986 animated film directed by Hayao Miyazaki featuring a floating city "Castles in the Sky", an episode in the 9th season of Arthur

Music "Castles in the Sky" (song), a 2000 single by Ian Van Dahl Castle in the Sky, a 1977 album by David Castle "Castles in the Sky", a song by Pharaoh from Bury the Light, 2012 "Castle in the Sky", a song by DJ Satomi "Castle in the Sky", a song by Tkay Maidza from Tkay, 2016 "Castle in the Sky", a song by The Bop Chords, 1956

See also Novoland: The Castle in the Sky, a 2016 Chinese television series Castle in the Clouds, a mansion and mountaintop estate in New Hampshire Castle in the Air (disambiguation) Floating city (science fiction)