were made up of individuals, and 9.6% had someone living alone who was 65 years of age or older. The average household size was 2.77 and the average family size was 3.25. The city's population was spread out, with 31.0% under the age of 18, 12.5% from 18 to 24, 30.3% from 25 to 44, 15.0% from 45 to 64, and 11.2% who were 65 years of age or older. The median age was 28 years. For every 100 females, there were 96.0 males. For every 100 females age 18 and over, there were 93.0 males. The city's median household income was $34,758, and the median family income was $39,434. Males had a median income of $28,580 versus $22,022 for females. The city's per capita income was $14,491. About 8.7% of families and 12.4% of the population were below the poverty line, including 13.7% of those under age 18 and 9.9% of those age 65 or over. Arts and culture Ford Idaho Center The Ford Idaho Center is a city-owned complex of entertainment venues managed by Spectra Venue Management. Venues include a 10,500-capacity amphitheater built in 1998 that features a 60-by-40-foot stage; a 12,279-seat arena featuring of arena floor space; the Idaho Horse Park, used for horse shows; and the Sports Center, used for indoor horse shows in the summer, and track and field events, including the home meets of the Boise State University Broncos track teams, in the winter. The Idaho Center hosts the Snake River Stampede Rodeo, Monster Jam, music concerts, trade shows, sporting events, and other events. Brandt Center Northwest Nazarene University's Brandt Center has a 1,500 seat auditorium, two art galleries, multiple meeting spaces, and a 9,000 square-foot lobby. Art, music, dance, theater, speakers, and other events are hosted here. Civic Center The Nampa Civic Center hosts theater, music, films, and other events. It includes the 640-seat John Brandt Performing Arts Theater. Hispanic Cultural Center of Idaho The Hispanic Cultural Center of Idaho (HCCI) opened in September 2003. The center hosts events, classes, and festivals including Día de los Muertos, Hispanic Heritage Month, and Día Internacional de la Mujer y. It serves as a meeting place for associations and groups. Displays of cultural history are available to the public. Nampa Train Depot Museum The Nampa Train Depot Museum is a historical depot with displays and archives of the area's railroad and cultural history. The Canyon County