living together, 16.5% had a female householder with no spouse present, and 34.4% were not families. About 27.9% of all households were made up of one individual, and 32.4% had someone living alone who was 65 years of age or older. The average household size was 2.61, and the average family size was 3.17. 2000 census As of the 2000 census, 27,569 people, 12,059 households, and 7,588 families were residing in the city. The population density was 5,917.6 inhabitants per square mile (2,284.8 /km2). The 14,153 housing units averaged 2,444.4 inhabitants per square mile (943.8 /km2). The racial makeup of the city was 83.2% White, 6.5% African American, 0.3% Native American, 1.8% Asian, less than 0.1% Pacific Islander, 5.6% from other races, and 2.5% from two or more races. Hispanics or Latinos of any race were 21.2% of the population. The age distribution of the population was spread out in 2000, with 20.9% of the population were under the age of 18, 7.6% from 18 to 24, 28.5% from 25 to 44, 19.4% from 45 to 64, and 23.6% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 87.9 males. For every 100 females age 18 and over, there were 84.2 males. As of 2000, 24.5% had children under the age of 18 living with them, 45.9% were married couples living together, 12.5% had a female householder with no spouse present, and 37.1% were non-families. Approximately 29.7% of all households were made up of one individual, and 15.1% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.80. As of 2000, speakers of English as a first language accounted for 73.64% of all residents, while Spanish accounted for 21.02%, Italian for 1.69%, French Creole made up 1.09%, German was at 0.71%, and French was the mother tongue for 0.45% of the population. As of 2000, Greenacres had the ninety-ninth highest percentage of Cuban residents in the United States, with 2.41% of the populace (tied with Forest, Mississippi). It also had the ninety-seventh highest percentage of Colombian residents in the United states, at 1.67% of the city's population. In 2000, the median household income was $36,941 and the median family income was $41,250. Males had a median income of $30,207 compared with $25,141 for females.