Algerri is a municipality in the comarca of Noguera, in the province of Lleida, Catalonia, Spain. It is located in the western part of Catalonia, within the Noguera district, whose administrative centre is the town of Balaguer.
The municipality has a population of 424. As a municipality, it forms part of the local administrative structure of the province of Lleida and the autonomous community of Catalonia.