Phoenix Lake, CA has a population of 4,521 and is the 6,908th largest city in the United States. The population density is 411 per sq mi which is 77% higher than the California average and 353% higher than the national average. The median age in Phoenix Lake is 51 which is approximately 43% higher than the California average of 36. In Phoenix Lake, 76% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 74% of Phoenix Lake residents were born in California, 21% were born out of state, 1% were born outside of the United States and 4% were foreign born.