Brookdale, CA has a population of 2,446 and is the 9,974th largest city in the United States. The population density is 636 per sq mi which is 174% higher than the California average and 602% higher than the national average. The median age in Brookdale is 44 which is approximately 22% higher than the California average of 36. In Brookdale, 52% of the population over 15 years of age are married, 93% speak English and 4% speak Spanish. 68% of Brookdale residents were born in California, 23% were born out of state, 0% were born outside of the United States and 9% were foreign born.