Viña del Mar is a city and commune on central Chile's Pacific coast. Often referred to as La Ciudad Jardín, Viña del Mar is located within the Valparaíso Region, and it is Chile's fourth largest city with a population of 324,836. Viña del Mar is also part of the Greater Valparaíso area, the country's second largest metropolitan area, after the Metropolitan area of Santiago. The Greater Valparaíso Area is home to five municipalities: Valparaíso, Viña del Mar, Concon, Quilpue and Villa Alemana.

The Valparaíso Region is one of Chile's 16 first order administrative divisions. With the country's second-highest population of 1,790,219 as of 2017, and fourth-smallest area of 16,396.1 km2 (6,331 sq mi), the region is Chile's second most densely populated after the Santiago Metropolitan Region to the southeast. The region also includes Chile's remote islands of the Pacific Ocean, including Rapa Nui and the Juan Fernandez Islands.