Castro Peak Lookout was a California Fire lookout Tower & cab built on Castro Peak. It was built in 1925, and went out of service in 1971. In 1978, it was moved to L.A. County Fire DepartmentâÂÂs Henninger Flats Forestry Unit. There, it served as a historical artifact and educational piece. It was dismantled in 2025 by the L.A. County Fire Department, with the intent being to later place it on the Los Angeles County Fairgrounds. It was registered as a national historic lookout on December 8, 2018. The cab possessed dimensions of , and the tower possessed dimensions of . It stood at an elevation of above sea level.