Tranquillity, California

Tranquillity is a census-designated place (CDP) in Fresno County, California, United States. The population was 799 at the 2010 census, down from 813 at the 2000 census. Tranquillity High School is the only high school in Tranquillity. Tranquillity is located 10mi southeast of Mendota, at an elevation of 164feet.GeographyAccording to the United States Census Bureau, the CDP has a total area of 0.6sqmi, all of it land.HistoryThe first post office opened in Tranquillity in 1910.Demographics2010The 2010 United States Census reported that Tranquillity had a population of 799. The population density was 1,294.1 people per square mile (499.6/km²). The racial makeup of Tranquillity was 504 (63.1%) White, 9 (1.1%) African American, 13 (1.6%) Native American, 2 (0.3%) Asian, 0 (0.0%) Pacific Islander, 251 (31.4%) from other races, and 20 (2.5%) from two or more races. Hispanic or Latino of any race were 637 persons (79.7%).