Chelsea can be:
- A neighborhood in New York City, see: Chelsea, New York
- A neighbourhood in London, see: Chelsea, London, Royal Borough of Kensington and Chelsea
- A London football club, see: Chelsea F.C
- A place in Alabama, see: Chelsea, Alabama
- A place in Maine, see: Chelsea, Maine
- A city in Massachusetts, see: Chelsea, Massachusetts
- A village in Michigan, see: Chelsea, Michigan
- A place in Oklahoma, see: Chelsea, Oklahoma
- A place in Vermont, see: Chelsea, Vermont