Eucalyptus Hills, CA has a population of 5,583 and is the 6,019th largest city in the United States. The population density is 1,173 per sq mi which is 358% higher than the California average and 1195% higher than the national average. The median age in Eucalyptus Hills is 38 which is approximately 5% higher than the California average of 36. In Eucalyptus Hills, 74% of the population over 15 years of age are married, 85% speak English and 8% speak Spanish. 63% of Eucalyptus Hills residents were born in California, 27% were born out of state, 2% were born outside of the United States and 7% were foreign born.