Valley Ranch, CA has a population of 19 and is the 28,813th largest city in the United States. The population density is 17 per sq mi which is 93% lower than the California average and 82% lower than the national average. The median age in Valley Ranch is 65 which is approximately 80% higher than the California average of 36. In Valley Ranch, 100% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 74% of Valley Ranch residents were born in California, 26% were born out of state, 0% were born outside of the United States and 0% were foreign born.