New California may refer to:
Alta California, a 19th-century Spanish and later Mexican territory officially known as Nueva California between 1804 and 1824 A 21st-century proposal for partition and secession in California New California, Ohio, a census-designated place Garden City, Texas, formerly known as New California New California Republic, a fictional federal republic and faction featured in the Fallout series Fallout: New California, a Fallout fan game