Anaheim is a city in northern Orange County, California, United States, part of the Greater Los Angeles area. As of the 2020 census, the city …Anaheim is a city in northern Orange County, California, United States, part of the Greater Los Angeles area. As of the 2020 census, the city had a population of 346,824, making it the most populous city in Orange County, the tenth-most populous city in California, and the 56th-most populous city in the United States. The second largest city in Orange County in terms of land area, Anaheim is known for being the home of the Disneyland Resort, the Anaheim Convention Center, and two professional sports teams: the Los Angeles Angels of Major League Baseball and the Anaheim Ducks of the National Hockey League. It also served as the home of the Los Angeles Rams of the National Football League from 1980 through 1994.