 154,045 people (47.5% of the population) lived in owner-occupied housing units and 165,825 people (51.1%) lived in rental housing units.During 20092013, Santa Ana had a median household income of $53,335, with 21.5% of the population living below the federal poverty line.As of the census of 2000, there were 337,977 people, 73,002 households, and 59,788 families residing in the city.