Lake Sherwood, CA has a population of 1,651 and is the 12,136th largest city in the United States. The population density is 522 per sq mi which is 125% higher than the California average and 477% higher than the national average. The median age in Lake Sherwood is 50 which is approximately 38% higher than the California average of 36. In Lake Sherwood, 70% of the population over 15 years of age are married, 85% speak English and 7% speak Spanish. 54% of Lake Sherwood residents were born in California, 28% were born out of state, 1% were born outside of the United States and 17% were foreign born.