Church with a single nave, with two semi-cylindrical apses, exterior sculptural ornamentation in the form of arches and pilaster strips. The bell tower is adjoined to the south wall. The first two tiers are built in Romanesque style and the upper tiers correspond to reformation work carried out during the 16th century. The church has been subject to a series of transformations over the years with modifications to its arcade, chapels and Gothic style façade. Medieval wrought iron bolt.

The church of Sant Feliu (Alta Ribagorça - Spain) was declared an Item of Cultural Interest in 1991.
The church forms part of the Catalan Romanesque ensemble of the Vall de Boí (Alta Ribagorça - Spain) that was declared a UNESCO World Heritage Site on 30th November, 2000.