Pacific Islander, 1.82% from other races, and 6.51% from two or more races. Hispanic or Latino of any race were 7.20% of the population. There were 14,384 households, out of which 60.27% had children under the age of 18 living with them, 59.61% were married couples living together, 9.94% had a female householder with no husband present, and 28.23% were non-families. 25.27% of all households were made up of individuals, and 13.29% had someone living alone who was 65 years of age or older. The average household size was 3.11 and the average family size was 2.56. The city's age distribution consisted of 23.5% under the age of 18, 5.7% from 18 to 24, 20.5% from 25 to 44, 29.9% from 45 to 64, and 20.3% who were 65 years of age or older. The median age was 45.2 years. For every 100 females, there were 95.3 males. For every 100 females age 18 and over, there were 91.9 males. The median income for a household in the city was $113,809, and the median income for a family was $145,995. Males had a median income of $82,222 versus $51,371 for females. The per capita income for the city was $58,978. About 2.4% of families and 3.9% of the population were below the poverty line, including 3.0% of those under age 18 and 3.8% of those age 65 or over. Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race. Education Park Ridge is served by the Park Ridge-Niles School District 64, which has its headquarters in the Raymond E. Hendee Educational Service Center in Park Ridge. Area middle schools include Lincoln Middle School and Emerson Middle School in Niles. At one point there were nine public K–6 elementary schools: Oakton, Madison, Edison, Merrill, Carpenter, Field, Franklin, Roosevelt, and Washington. Only the latter five remain today, and all are in Park Ridge. Jefferson School is also part of the district and houses the special needs preschool for children ages 3 and 4, the extended day kindergarten program, and the after school program for grades K–6. St. Paul of the Cross and Mary Seat of Wisdom are the two Catholic elementary schools. St. Andrews is a Lutheran elementary school. The town is served by Maine Township High School District 207, which