residing in the CDP. 2000 census As of the census of 2000, there were 11,376 people, 5,176 households, and 3,266 families residing in the CDP. The population density was 2,082.8 persons per square mile (804.5/km2). There were 6,042 housing units at an average density of 1,106.2 houses per square mile (427.3/km2). The racial makeup of the CDP was 91.98% White, 5.79% African American, 0.15% Native American, 0.60% Asian, 0.03% Pacific Islander, 0.64% from other races, and 0.81% from two or more races. Hispanic or Latino of any race were 2.22% of the population. There were 5,176 households, out of which 18.7% had children under the age of 18 living with them, 54.1% were married couples living together, 6.4% had a female householder with no husband present, and 36.9% were non-families. 31.2% of all households were made up of individuals, and 17.0% had someone living alone who was 65 years of age or older. The average household size was 2.14 and the average family size was 2.66. In the CDP, the population was spread out, with 16.8% under the age of 18, 4.8% from 18 to 24, 20.5% from 25 to 44, 24.9% from 45 to 64, and 33.0% who were 65 years of age or older. The median age was 51 years. For every 100 females, there were 93.3 males. For every 100 females age 18 and over, there were 90.6 males. The median income for a household in the CDP was $36,541, and the median income for a family was $45,412. Males had a median income of $36,943 versus $27,773 for females. The per capita income for the CDP was $21,603. About 3.7% of families and 5.5% of the population were below the poverty line, including 3.7% of those under age 18 and 6.0% of those age 65 or over. Transportation Travel in Hobe Sound is predominantly performed by private automobile. There are no interstate highways in Hobe Sound; the nearest, Interstate 95, is west. Hobe Sound is dominated by US 1, a four- and six-lane arterial road that runs north to south. Other important throughways include Florida State Road A1A (locally known as a part of the old 'Dixie Highway'), Bridge Road, Gomez Avenue, and Osprey Street. US 1 arguably represents the central business district though some commercial activity occurs on Dixie Highway (A1A) near Bridge Road. Mass transit Martin County Public Transit (MARTY) provides fixed-route bus service