Lomita is a city in Los Angeles County, California, United States with a population of 20,256 at the 2010 census. The Lomita Railroad Museum, opened in 1966 by Irene Lewis, is a small museum in Lomita devoted to the steam-engine period of railroading. Famous punk rocker and biochemist Milo Aukerman hails from the town as well. Descend on down to a Lomita dispensary to purchase some of your favorite cannabis items.