Castle Gate or Castlegate may refer to: The gate of a castle (such as a portcullis)

Town or part of a town Castlegate, Aberdeen in Aberdeen, Scotland Castlegate Quarter in Sheffield, England Castle Gate, Utah, a ghost town in Utah, United States Castle Gate, Cornwall, a hamlet between St Ives and Penzance

Shopping centre Castle Gate (Dudley shopping centre) in Dudley, England Castle Gate Shopping Centre (Shrewsbury) in Shrewsbury, England Castlegate shopping centre in Stockton-on-Tees

Street Castle Gate, Nottingham, a street in Nottinghan, England Castlegate, Sheffield, a street in Sheffield, England Castlegate, York, a street in York, England Castlegate Drive, San Jose, a street in San Jose, United States

Other Castlegate bunker in Germany Castle Gate Mine disaster in 1924

See also St Mary's Church, Castlegate, York