Tumbaya is a town and municipality in Tumbaya Department, in Jujuy Province, Argentina. It serves as the administrative seat of the department that shares its name.
The town is located in the Quebrada de Humahuaca, a mountain valley in northwestern Argentina that is recognized as a UNESCO World Heritage Site for its cultural landscape and long history of human settlement. Tumbaya sits along the route that follows the valley, north of the provincial capital, San Salvador de Jujuy.
Tumbaya is known for its colonial-era church, the Iglesia de Nuestra Señora de los Dolores, which dates to the eighteenth century and is one of the historic religious buildings of the Quebrada de Humahuaca. The surrounding area is characterized by the arid, colorful mountain terrain typical of the region.