Most of Castle Rock was filmed in Massachusetts, especially in the town of Orange, with additional work done in other Massachusetts communities and at New England Studios in Devens. Some key prison scenes were shot at the former West Virginia State Penitentiary in Moundsville, West Virginia.

Main filming locations

  • Orange, Massachusetts – Served as the primary stand‑in for the fictional town of Castle Rock, with much of its downtown redressed for the series. Local landmarks and streets were repeatedly used across both seasons.
  • Other Massachusetts towns – Worcester, Tewksbury, Devens, Gardner, Clinton, Salem, Ayer, Leominster, Hudson, Westford, Lunenburg, Shirley, Fitchburg, Littleton, Concord, and Haverhill all appear in various scenes, especially in season 2.
  • New England Studios, Devens, MA – Many interior and set‑built scenes were shot on soundstages here.
  • Moundsville, West Virginia – The West Virginia State Penitentiary doubled as Shawshank State Penitentiary for some of the show’s prison material.

Simple answer for fans

If you just need a quick line: Castle Rock was mainly filmed in and around Orange, Massachusetts, with interiors at New England Studios in Devens and notable prison scenes at the West Virginia State Penitentiary in Moundsville.