Black River is a district of Mauritius on the western side of the island. This region receives less rainfall than the others. The district has an area of 259 square kilometres (100 sq mi) and the population estimate was 80,939 as of 31 December 2015.

It is the third-largest District of Mauritius in area, but the smallest in terms of population. The district is mostly rural, it also includes the western part of the city of Port Louis and the western part of Quatre Bornes.

YUVA Black River.

Black River District includes different regions; however, some regions are further divided into different suburbs. YUVA Black River has implemented local teams in the following areas of the district:

1. Albion
2. Bambous
3. Cascavelle (Eastern part in Plaines Wilhems District)
4. Case Noyale
5. Chamarel (Eastern part in Savanne District)
6. Flic-en-Flac
7. Grande-Rivière-Noire
8. Gros-Cailloux
9. La Gaulette
10. Le Morne
11. Petite-Rivière
12. Port Louis (West)
13. Quatre Bornes (West)
14. Richelieu
15. Tamarin