District 3

District 3 can refer to:


 * III District, Turku, in Finland
 * District 3, Düsseldorf, in Germany
 * District 3, Grand Bassa County, in Liberia
 * District 3, Malta, an electoral district of Malta
 * District 3, a police district of Malta
 * Wiedikon, also known as District 3, in Zürich, Switzerland
 * District 3 (New York City Council), in the United States
 * District 3, Ho Chi Minh City, in Vietnam

Fiction

 * District3 (formerly GMD3), a three-piece harmony boy band on the ninth UK series of The X Factor
 * District 3 (The Hunger Games), a fictional district in the Hunger Games books and films