Lancaster, California is 83% larger than Long Beach, California.
Area: 256 km2 calculated
Lancaster is a charter city in northern Los Angeles County, in the Antelope Valley of the western Mojave Desert in Southern California. Lancaster currently ranks as the 30th largest city in California, and the 148th largest city in the United States. Wikipedia
Area: 140 km2 calculated
Long Beach is a city in Los Angeles County in Southern California, on the Pacific coast of the United States. The city is the 36th-largest city in the United States and the seventh-largest in California. As of 2010, its population was 462,257. Wikipedia