0.37% Native American, 1.29% Asian, 0.14% Pacific Islander, 1.11% from other races, and 4.37% from two or more races. Hispanic or Latino of any race were 4.75% of the population. There were 3,453 households, out of which 41.15% had children under the age of 18 living with them, 43.96% were married couples living together, 12.08% had a female householder with no husband present, and 40.72% were non-families. 36.20% of all households were made up of individuals, and 20.59% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 2.13. The city's age distribution consisted of 19.9% under the age of 18, 6.7% from 18 to 24, 20.1% from 25 to 44, 25.3% from 45 to 64, and 27.8% who were 65 years of age or older. The median age was 47.8 years. For every 100 females, there were 77.7 males. For every 100 females age 18 and over, there were 76.6 males. The median income for a household in the city was $51,844, and the median income for a family was $66,473. Males had a median income of $41,096 versus $23,266 for females. The per capita income for the city was $31,187. About 8.5% of families and 13.7% of the population were below the poverty line, including 24.9% of those under age 18 and 5.1% of those age 65 or over. Economy Princeton's major employers include L.W. Schneider, Inc. Firearms Components Manufacturer, Ace Hardware Retail Support Center, LCN Closers, (a division of Allegion), MTM Recognition, formerly Josten's, makers of several world championship rings including the 2005 Chicago White Sox, all of the Chicago Bulls Championships, and the 1985 Chicago Bears. Champion Pneumatic manufactures air compressors, Pioneer Hi-Bred International (DuPont Co) and Perry Memorial Hospital. Princeton's Main Street is lined with independent shops and restaurants. The south end, or downtown, is the historic retail center of town and still contains the city's only movie theater (The Apollo), the courthouse, the Bureau County Historical Society, historic Matson library building, main bank offices, as well as more service-oriented businesses. The north end, also referred to as The Art District, is located about a mile uptown, north, and contains its own business district, park, and the city's historic Amtrak depot. In the past several years this area has undergone a transformation with the addition of upscale clothing stores and the