Occidental, CA has a population of 898 and is the 15,820th largest city in the United States. The population density is 181 per sq mi which is 22% lower than the California average and 100% higher than the national average. The median age in Occidental is 54 which is approximately 50% higher than the California average of 36. In Occidental, 70% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 69% of Occidental residents were born in California, 29% were born out of state, 0% were born outside of the United States and 2% were foreign born.