Salton Sea Beach, CA has a population of 501 and is the 19,514th largest city in the United States. The population density is 1,663 per sq mi which is 616% higher than the California average and 1736% higher than the national average. The median age in Salton Sea Beach is 50 which is approximately 38% higher than the California average of 36. In Salton Sea Beach, 34% of the population over 15 years of age are married, 94% speak English and 6% speak Spanish. 55% of Salton Sea Beach residents were born in California, 41% were born out of state, 0% were born outside of the United States and 4% were foreign born.