Gros-Morne's 2026 population is now estimated at 9,574. In 2006, the population of Gros-Morne was 10,875. Gros-Morne experienced a decrease of -12 residents over the past year, marking an annual decline of -0.13%. These population values and projections come from INSEE municipal populations historical series 1968 to 2023 (Martinique communes) and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Fort-de-France | 74,040 | -0.65% |
| Le Lamentin | 38,717 | -0.58% |
| Le Robert | 21,055 | -0.78% |
| Schoelcher | 19,243 | -0.4% |
| Ducos | 18,560 | 0.83% |
| Saint-Joseph | 16,456 | 0.4% |
| Le Francois | 15,472 | -0.65% |
| Sainte-Marie | 14,243 | -1.17% |
| Riviere-Salee | 11,812 | -0.05% |
| Riviere-Pilote | 11,433 | -0.5% |
| La Trinite | 11,030 | -1.24% |
| Saint-Esprit | 10,777 | 1.45% |
| Gros-Morne | 9,574 | -0.13% |
| Sainte-Luce | 9,248 | -0.58% |
| Le Vauclin | 8,356 | -0.5% |
| Le Marin | 8,306 | -0.71% |
| Le Diamant | 6,575 | 2.19% |
| Le Lorrain | 6,413 | -0.79% |
| Les Trois-Ilets | 6,066 | -2.32% |
| Case-Pilote | 4,593 | 0.42% |
| Sainte-Anne | 4,291 | -0.12% |
| Les Anses-d'Arlet | 4,204 | 2.41% |
| Le Morne-Rouge | 4,084 | -2.37% |
| Saint-Pierre | 3,880 | -0.69% |
| Le Carbet | 3,874 | 1.36% |
| Le Marigot | 2,829 | -1.36% |
| Basse-Pointe | 2,822 | -0.35% |
| Bellefontaine | 1,742 | -0.06% |
| Le Precheur | 1,680 | 4.35% |
| Le Morne-Vert | 1,656 | -1.19% |
| L'Ajoupa-Bouillon | 1,611 | -1.41% |
| Macouba | 944 | -1.46% |
| Fonds-Saint-Denis | 605 | -1.79% |
| Grand'Riviere | 419 | -4.99% |