| Plateaux | |
| Settlement Type: | Department |
| Subdivision Type: | Country |
| Subdivision Name: | Republic of the Congo |
| Seat Type: | Capital |
| Seat: | Djambala |
| Area Total Km2: | 38400 |
| Population Total: | 283,421 |
| Population As Of: | 2023 census |
| Population Density Km2: | auto |
| Blank Name Sec1: | HDI (2018) |
| Blank Info Sec1: | 0.542[1] · 5th of 12 |
Plateaux is a department of the Republic of the Congo in the central part of the country. It borders the departments of Cuvette, Cuvette Ouest, Lékoumou and Pool, and internationally, the Democratic Republic of the Congo on the east and Gabon on the west. The regional capital is Djambala. Principal cities and towns include Gamboma and Lekana.
Plateaux Department is divided into eleven districts: