La Pobla de Lillet is a municipality in the comarca of the Berguedà in Catalonia. It is located in the upper valley of the Llobregat river and is linked to Guardiola de Berguedà by Road B-402.
The town is home to the Artigas Gardens, a park designed by Antoni Gaudí in the 1900s. Other sights include the 15th-century bridge, the Sanctuary of Falgars and remains of the late 13th-century fortress.
The Ferrocarril Turístic de l'Alt Llobregat is a 600mm gauge tourist railway that runs from La Pobla de Lillet to Clot del Moro.