Crestwood is a home rule-class city in Oldham County, Kentucky, United States just outside Louisville's Northeast End. The population was 6,183 as of the 2020 census. CNN listed it as the 52nd best place to live in America in 2005. The area was first settled in the early 19th century, and the town was established as Beard's Station in 1857. In 1909, the town was renamed to Crestwood.