Pine Mountain Lake, CA has a population of 2,484 and is the 9,898th largest city in the United States. The population density is 131 per sq mi which is 44% lower than the California average and 45% higher than the national average. The median age in Pine Mountain Lake is 61 which is approximately 68% higher than the California average of 36. In Pine Mountain Lake, 69% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 64% of Pine Mountain Lake residents were born in California, 30% were born out of state, 1% were born outside of the United States and 5% were foreign born.