Pasadena, CA has a population of 140,268 and is the 189th largest city in the United States. The population density is 6,103 per sq mi which is 2526% higher than the California average and 6636% higher than the national average. The median age in Pasadena is 38 which is approximately 5% higher than the California average of 36. In Pasadena, 49% of the population over 15 years of age are married, 56% speak English and 27% speak Spanish. 49% of Pasadena residents were born in California, 20% were born out of state, 1% were born outside of the United States and 30% were foreign born.