Humahuaca is a city in the province of Jujuy, Argentina. It has 11,369 inhabitants as per the 2001 census, and is the principal town (seat) of the Department of Humahuaca. It is widely known for its location at the Quebrada de Humahuaca, a long valley east of the central Andean Altiplano. Humahuaca is located north of Tilcara and Purmamarca, in the colourful valley of Quebrada de Humahuaca.