| Àreu | |
| Settlement Type: | Decentralized municipal entity |
| Pushpin Map: | Spain Province of Lleida#Spain Catalonia#Spain |
| Pushpin Label: | Àreu |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Type1: | Community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lleida |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Alins |
| Population Total: | 73 |
| Coordinates: | 42.5881°N 1.3261°W[1] |
| Elevation M: | 1227 |
| Postal Code Type: | Postal code |
Àreu is a locality and decentralized municipal entity located in the municipality of Alins, in Province of Lleida province, Catalonia, Spain. As of 2020, it has a population of 73.[2]
Àreu is located 163km north-northeast of Lleida.