Orosi, CA has a population of 7,711 and is the 4,831st largest city in the United States. The population density is 3,153 per sq mi which is 1257% higher than the California average and 3380% higher than the national average. The median age in Orosi is 31 which is approximately 15% lower than the California average of 36. In Orosi, 54% of the population over 15 years of age are married, 15% speak English and 76% speak Spanish. 48% of Orosi residents were born in California, 8% were born out of state, 1% were born outside of the United States and 44% were foreign born.