Soledad, Atlántico in the context of Atlántico Department

Barranquilla (/ˌbærəŋˈkiː(j)ə/; Latin American Spanish: [baraŋˈkiʝa] ) is the capital district of the Atlántico department in Colombia. It is located near the Caribbean Sea and is the largest city and third port in the Caribbean coast region; as of 2018, it had a population of 1,206,319, making it Colombia's fourth-most populous city after Bogotá, Medellín, and Cali.

Barranquilla lies strategically next to the delta of the Magdalena River, 7.5 km (4.7 mi) (originally 25 km (16 mi) before rapid urban growth) from its mouth at the Caribbean Sea, serving as a port for river and maritime transportation within Colombia. It is also the main economic center of the Atlántico department in Colombia. The city is the core of the Barranquilla metropolitan area, with a population of over 2 million, which also includes the municipalities of Soledad, Galapa, Malambo, and Puerto Colombia.

Atlántico (Spanish pronunciation: [aðˈlantiko], English: Atlantic) is a department of Colombia, located in northern Colombia with the Caribbean Sea to its north, the Bolívar Department to its west and south separated by the Canal del Dique, and the Magdalena Department to its east separated by the Magdalena River. Despite being the third smallest in the country, the department is among the most densely populated, with a population of 2,535,517.

The department's capital and most-populous city is Barranquilla with a population of 1,327,209. Soledad and Malambo are also significant population centers within Atlántico, constituting integral parts of the Barranquilla metropolitan area.