Viña del Mar in the context of "Zona Central, Chile"

Greater Valparaíso (Gran Valparaíso) is the third largest metropolitan area in Chile, after the Greater Concepción and Greater Santiago. It takes this name after the city of Valparaíso, the oldest city of the group and the most important harbour in Chile. Its total population is 979,127 at the 2012 census, with an area of 401.6 square kilometers.

Valparaíso (English: /ˌvælpəˈreɪsoʊ/ val-pə-RAY-soh /ˌvælpəˈreɪzoʊ/ or /ˌvælpəˈraɪsoʊ/; Spanish: [balpaɾaˈiso]) is a major city, commune, seaport, and naval base facility in the Valparaíso Region of Chile. Valparaíso was originally named after Valparaíso de Arriba, in Castile-La Mancha, Spain.

Greater Valparaíso is the second-most populous metro area in the country. Valparaiso is the second-largest city in the metro area (behind Viña del Mar). It is located about 120 km (75 mi) northwest of Santiago, by road, and is one of the Pacific Ocean's most important seaports. Valparaíso is the capital of Chile's second most-populated administrative region and has been the Chilean Navy headquarters since 1817, as well as being the seat of the National Congress of Chile since 1990.