Coronado, CA has a population of 24,852 and is the 1,746th largest city in the United States. The population density is 3,134 per sq mi which is 1248% higher than the California average and 3359% higher than the national average. The median age in Coronado is 38 which is approximately 5% higher than the California average of 36. In Coronado, 58% of the population over 15 years of age are married, 84% speak English and 11% speak Spanish. 33% of Coronado residents were born in California, 54% were born out of state, 3% were born outside of the United States and 10% were foreign born.