Avocado Heights, CA has a population of 16,188 and is the 2,646th largest city in the United States. The population density is 5,983 per sq mi which is 2475% higher than the California average and 6504% higher than the national average. The median age in Avocado Heights is 35 which is approximately 4% lower than the California average of 36. In Avocado Heights, 51% of the population over 15 years of age are married, 27% speak English and 64% speak Spanish. 60% of Avocado Heights residents were born in California, 5% were born out of state, 0% were born outside of the United States and 35% were foreign born.