Lucerne, CA has a population of 3,163 and is the 8,546th largest city in the United States. The population density is 635 per sq mi which is 173% higher than the California average and 601% higher than the national average. The median age in Lucerne is 35 which is approximately 3% lower than the California average of 36. In Lucerne, 56% of the population over 15 years of age are married, 84% speak English and 13% speak Spanish. 69% of Lucerne residents were born in California, 24% were born out of state, 1% were born outside of the United States and 7% were foreign born.