Aptos Hills-Larkin Valley, CA has a population of 2,288 and is the 10,285th largest city in the United States. The population density is 247 per sq mi which is 6% higher than the California average and 173% higher than the national average. The median age in Aptos Hills-Larkin Valley is 48 which is approximately 33% higher than the California average of 36. In Aptos Hills-Larkin Valley, 52% of the population over 15 years of age are married, 93% speak English and 4% speak Spanish. 65% of Aptos Hills-Larkin Valley residents were born in California, 29% were born out of state, 0% were born outside of the United States and 6% were foreign born.