San Juan Township, Los Angeles County, California
San Juan Township was a defunct township in Los Angeles County, California. It existed prior to the abolition of townships in California in the 1870s. It encompassed an area comprising several ranchos and the mission lands of Mission San Juan Capistrano in what is now southern Orange County. Census records report a population of 661 in 1860 and 445 in 1870.
- Paul R. Spitzzeri (Fall 2007). "What a Difference a Decade Makes: Ethnic and Racial Demographic Change in Los Angeles County during the 1860s" (PDF). Branding Iron.
- U.S. Census Bureau. "Population of the United States in 1860: California" (PDF).