Stockton, CA has a population of 301,443 and is the 63rd largest city in the United States. The population density is 4,887 per sq mi which is 2003% higher than the California average and 5294% higher than the national average. The median age in Stockton is 32 which is approximately 12% lower than the California average of 36. In Stockton, 50% of the population over 15 years of age are married, 54% speak English and 27% speak Spanish. 62% of Stockton residents were born in California, 11% were born out of state, 1% were born outside of the United States and 26% were foreign born.