Gerrish Manor Boscawen, NH - Assisted Living Community size: Large (26-100) Get Prices & Availability (800) 341-4753 Office Gerrish Manor is a terrific assisted living community in Boscawen, New Hampshire. It is within fascinating Merrimack County which is part of the Granite State. + Read more Share this listing: Full Screen Gallery Boscawen Senior Services Near Me None Listed Boscawen Senior Living Near Me