Corpus Christi, TX has a population of 320,050 and is the 58th largest city in the United States. The population density is 1,833 per sq mi which is 1791% higher than the Texas average and 1924% higher than the national average. The median age in Corpus Christi is 35 which is approximately 1% higher than the Texas average of 34. In Corpus Christi, 54% of the population over 15 years of age are married, 62% speak English and 35% speak Spanish. 74% of Corpus Christi residents were born in Texas, 17% were born out of state, 1% were born outside of the United States and 9% were foreign born.