Newport Beach, CA has a population of 86,813 and is the 383rd largest city in the United States. The population density is 3,651 per sq mi which is 1471% higher than the California average and 3929% higher than the national average. The median age in Newport Beach is 46 which is approximately 27% higher than the California average of 36. In Newport Beach, 59% of the population over 15 years of age are married, 83% speak English and 6% speak Spanish. 52% of Newport Beach residents were born in California, 32% were born out of state, 1% were born outside of the United States and 15% were foreign born.