Facts About Mission San Diego de Alcalá

Key Historical Facts

• First of the 21 California missions, founded July 16, 1769, by Saint Junípero Serra.
• Named for Saint Didacus of Alcalá, a 15th-century Franciscan missionary.
• Originally on Presidio Hill; moved to Mission Valley in 1774 for better conditions.
• Served as religious center and introduced European agriculture, livestock, and crafts to the Kumeyaay people.
• Became one of California's most prosperous missions in the late 18th century.
• Used as a hospital during the Mexican-American War.
• After secularization, sold to private owners and fell into disrepair.
• Restored in the early 20th century; designated a National Historic Landmark in 1970.
• Today operates as a museum and cultural center showcasing mission-era history and artifacts.