Westwood is a census-designated place (CDP) in Lassen County, California, United States. Westwood is located 20 miles (32 km) west-southwest of Susanville, at an elevation of 5,128 feet (1,563 m). The population was 1,647 at the 2010 census, down from 1,998 at the 2000 census. Westwood is the hometown of mythical logger Paul Bunyan.