Greystone or Graystone may refer to:

Locations

Historic buildings

• Greystone Castle, historic house in Reno, Nevada
• Greystone Cellars, historic Napa County stone wine cellars, built 1889 in St. Helena, California. Listed on the NRHP, its grounds are a campus of the Culinary Institute of America
• Greystone (Durham, North Carolina), historic house, built in 1911; also known as the James E. Stagg House
• Greystone (Harrodsburg, Kentucky), a 1931 historic house, listed on the NRHP in Mercer County, Kentucky
• Greystone House, 1740s listed house in Devizes, Wiltshire, UK
• Greystone (Knoxville), an NRHP-listed house in Knoxville, Tennessee, built 1885; also called the Camp House
• Graystone Manor, alternative name for Graystone Pines
• Greystone Mansion, historic Californian house in Beverly Hills, built for Edward L. Doheny; listed on the National Register of Historic Places (NRHP) as "Doheny Estate/Greystone"
• Gustave Greystone-Meissner House, historic house in Pevely, Missouri, built c. 1845
• Graystone Pines, Salt Lake City; the first condominium built in the continental United States. Also known as Graystone Manor
• Greystone Park Psychiatric Hospital, a Kirkbride Plan "lunatic asylum", built 1876 in Parsippany-Troy Hills Township, New Jersey and demolished in 2015
• Greystone Villa, Cabin 18, historic building in the Santa Ana Mountains within Cleveland National Forest, California

Historic districts

• Greystone Historic District, a North Providence, Rhode Island district encompassing the early 20th-century village of Greystone
• Greystone Mill Historic District, a Johnston, Rhode Island, and North Providence, Rhode Island, district containing an historic textile-mill complex
• Greystone (estate), historic estate, remnants of which are now a public park in Yonkers, New York

Other locations

• Greystone Airport, a private airport in Ocala, Florida
• Greystone Golf & Country Club, a private golf course in Birmingham, Alabama
• Greystone (Metro-North station), a railroad station in Westchester County, New York
• Greystone, Yonkers, a neighborhood in Northwest Yonkers, New York
• Greystone, West Virginia, an unincorporated community in Monongalia County

Other uses

• Greystone (architecture), a style of buildings faced in grey limestone
• Greystone Park, a 2012 American film
• Greystone Ltd, a private military contracting firm
• Greystone (CIA operation), alleged umbrella operation for covert actions by the CIA in the Middle East after the September 11 attacks
• The Culinary Institute of America at Greystone (originally Greystone Cellars), a culinary college branch campus