and 14.2% of the population were below the poverty line, including 19.9% of those under age 18 and 9.6% of those aged 65 or over. In 2010, 15.1% of the county's population was foreign born, with 44.5% being naturalized American citizens. Of foreign-born residents, 67.5% were born in Latin America, 16.7% born in Asia, 9.2% were born in Europe, 3.2% born in Africa, 3.1% in North America, and 0.3% were born in Oceania. 2000 Census As of the census of 2000, 998,948 people, 391,357 households, and 255,164 families resided in the county. The population density was . The 425,962 housing units averaged 405 per square mile (156/km2). The racial makeup of the county was 75.17% White (63.3% Non-Hispanic White), 14.96% Black or African American, 0.39% Native American, 2.20% Asian, 0.07% Pacific Islander, 4.66% from other races, and a 2.56% from two or more races. 17.99% of the population were Hispanic or Latino of any race. The county was the thirty-second most populous county in the nation. Of the 391,357 households, 31.40% had children under the age of 18 living with them, 47.70% were married couples living together, 13.20% had a female householder with no husband present, and 34.80% were not families. Roughly 26.90% of all households were made up of individuals, and 8.10% had someone living alone who was 65 years of age or older. The average household size was 2.51 and the average family size was 3.07. The age distribution was: 25.30% under the age of 18, 9.30% from 18 to 24, 31.70% from 25 to 44, 21.70% from 45 to 64, and 12.00% were 65 years of age or older. The median age was 35 years. For every 100 females there were 95.80 males. For every 100 females age 18 and over, there were 92.70 males. The median income for a household in the county was $40,663, and for a family was $48,223. Males had a median income of $34,111 versus $26,962 for females. The per capita income for the county was $21,812. About 9.10% of families and 12.50% of the population were below the poverty line, including 17.20% of those under age 18 and 10.00% of those age 65 or over. Source: U.S. Census Languages As of 2010, 74.59% of the population spoke only English at home, 19.52% spoke Spanish, 0.56% French Creole (mainly Haitian Creole), and 0.51% spoke Vietnamese as their mother language. In total, 25.41%