 30,319 people (70.9% of the population) lived in owner-occupied housing units and 11,957 people (28.0%) lived in rental housing units.According to the 2010 United States Census, Altadena had a median household income of $82,895, with 10.7% of the population living below the federal poverty line.As of the census of 2000, there were 42,610 people, 14,780 households, and 10,671 families residing in the CDP.