 The per capita income for the county was $24,969.About 4.90% of families and 7.40% of the population were below the poverty line, including 8.30% of those under age 18 and 5.30% of those age 65 or over.As of the 2010 United States Census, there were 529,710 people, 200,934 households, and 134,323 families residing in the county.