Ensenada is a city and port located in Buenos Aires Province, Argentina, situated around the Ensenada de Barragán. According to the 2001 census, the city had a population of 31,031 inhabitants. It serves as the capital of Ensenada Partido, an administrative division within the province.
Ensenada functions as one of the principal suburban municipalities in the Gran La Plata conurbation, the metropolitan area surrounding La Plata, the provincial capital. Together with the adjacent Berisso Partido, it forms a significant part of this urban region. The city's port location and proximity to La Plata have historically contributed to its role as an important center within the greater Buenos Aires region.