A boulder is a large rock.

Boulder may also refer to:

Places Australia Boulder, Western Australia Electoral district of Boulder

Canada Boulder Island, Nunavut, Canada

United States Boulder, Colorado Boulder, Illinois, an unincorporated community in Clinton County, Illinois Boulder, Montana Boulder, Utah Boulder, West Virginia, an unincorporated community in Barbour County, West Virginia Boulder, Wyoming Boulder City, Nevada Boulder Creek, California Boulder Junction, Wisconsin, a town Boulder Junction (CDP), Wisconsin, an unincorporated community Boulder Dam, a.k.a. Hoover Dam

Education United States Boulder, University of Colorado Boulder Boulder, Boulder High School

Other uses Boulder, large toy marble subject to distinct rules Boulder, a.k.a. Nix, a satellite of Pluto Boulders (album), a 1973 album by Roy Wood Boulder, a fictional truck in the racing video game Excite Truck Boulder, a character from Transformers: Rescue Bots Boulder Amplifiers, an American high-end audio manufacturer Terry Boulder, early stage name for American professional wrestler Hulk Hogan Horace Boulder, former American professional wrestler Boulder (band), an American rock band Boulder (novel), a 2020 novel by Eva Baltasar Hyundai Boulder, a concept vehicle by Hyundai Motor Company Boulder Electric Vehicle, a defunct electric commercial vehicle manufacturer

See also Bouldering, sport Boulder River (disambiguation) The Boulders (disambiguation) Bould (surname) Bolder