Palmdale, CA has a population of 156,823 and is the 161st largest city in the United States. The population density is 1,478 per sq mi which is 536% higher than the California average and 1532% higher than the national average. The median age in Palmdale is 30 which is approximately 16% lower than the California average of 36. In Palmdale, 51% of the population over 15 years of age are married, 59% speak English and 36% speak Spanish. 61% of Palmdale residents were born in California, 12% were born out of state, 1% were born outside of the United States and 26% were foreign born.