San Joaquin (Spanish: San Joaquín, meaning “St. Joachim”) is a city in Fresno County, California, United States. Take a look below for 10 interesting and amazing facts about San Joaquin, California, United States. 1. The population was 4,001 at the 2010 census, up from 3,270 at the 2000 census. 2. The nearest high school in…