Castaic, California

Castaic, California
Castaic Dam and its lake, 2007
Location in Los Angeles County, California
Castaic
Location in Santa Clarita Valley.
Castaic
Castaic (the Los Angeles metropolitan area)
Castaic
Castaic (California)
Coordinates: 34°29′N 118°37′W / 34.49°N 118.62°W / 34.49; -118.62
Country United States
State California
CountyLos Angeles
Area
  Total
7.28 sq mi (18.85 km2)
  Land7.26 sq mi (18.81 km2)
  Water0.02 sq mi (0.04 km2)  0.24%
Elevation
1,280 ft (390 m)
Population
 (2020)
  Total
18,937
  Density2,607.68/sq mi (1,006.87/km2)
Time zoneUTC-8 (Pacific (PST))
  Summer (DST)UTC-7 (PDT)
ZIP Codes
91310, 91384
Area code661
FIPS code06-11796
GNIS feature ID2582966
Websitehttps://www.castaicca.com/
U.S. Geological Survey Geographic Names Information System: Castaic, California

Castaic (/kəˈst.ɪk/ ) (Chumash: Kaštiq; Spanish: Castéc) is an unincorporated community and census-designated place (CDP) in northwestern Los Angeles County, California, United States. As of the 2020 census it had a population of 18,937.

Tens of thousands of motorists pass through Castaic daily as they drive to or from Los Angeles on Interstate 5 (the Golden State Freeway). Castaic Lake is part of the California Water Project and is the site of a hydro-electric power plant. Castaic is 38 miles (61 km) northwest of Los Angeles Union Station and northwest of the city of Santa Clarita.

The Castaic Range War went on for decades in the late 19th and early 20th centuries resulting in dozens of deaths before hostilities ceased in 1916.