Capitola, CA has a population of 10,109 and is the 3,913th largest city in the United States. The population density is 6,345 per sq mi which is 2630% higher than the California average and 6904% higher than the national average. The median age in Capitola is 43 which is approximately 18% higher than the California average of 36. In Capitola, 54% of the population over 15 years of age are married, 77% speak English and 19% speak Spanish. 59% of Capitola residents were born in California, 24% were born out of state, 1% were born outside of the United States and 16% were foreign born.