Battle Creek is a city in the U.S. state of Michigan, in northwest Calhoun County, at the confluence of the Kalamazoo and Battle Creek River. It is the principal city of the Battle Creek, Michigan Metropolitan Statistical Area which encompasses all of Calhoun county. As of the 2000 census, the city had a total population of 53,364.

Battle Creek known as the "Cereal City" is the world headquarters of Kellogg Company, founded by brothers, Dr. John Harvey Kellogg and William Keith Kellogg, who invented cold breakfast cereal as an alternative to the traditional meat based breakfast. It is also the home of Post Cereals, which was part of General Foods Corporation and is now part of Kraft Foods.

Battle Creek was featured in the T.C. Boyle novel The Road to Wellville and the movie of the same name.

In 1982, voters approved merging Battle Creek Township with the city of Battle Creek, under pressure from Kellogg Company, which threatened to move its headquarters away from Battle Creek if the city and township did not merge.

Battle Creek is currently the 3rd largest city in Michigan, by area, after Detroit and Grand Rapids.