Lemon Hill, CA has a population of 13,575 and is the 3,080th largest city in the United States. The population density is 8,301 per sq mi which is 3472% higher than the California average and 9062% higher than the national average. The median age in Lemon Hill is 31 which is approximately 15% lower than the California average of 36. In Lemon Hill, 45% of the population over 15 years of age are married, 50% speak English and 34% speak Spanish. 59% of Lemon Hill residents were born in California, 10% were born out of state, 1% were born outside of the United States and 31% were foreign born.