West Sacramento, CA has a population of 51,386 and is the 791st largest city in the United States. The population density is 2,391 per sq mi which is 929% higher than the California average and 2539% higher than the national average. The median age in West Sacramento is 34 which is approximately 6% lower than the California average of 36. In West Sacramento, 52% of the population over 15 years of age are married, 61% speak English and 19% speak Spanish. 61% of West Sacramento residents were born in California, 14% were born out of state, 2% were born outside of the United States and 23% were foreign born.