Largest city in French Guiana: the 2026 ranking
The largest cities in French Guiana compared by population, area and density, based on the official INSEE population figures in force in 2026.
The largest city in French Guiana is Cayenne (French Guiana), with 62,951 inhabitants, ranked 92nd in France by population, ahead of Saint-Laurent-du-Maroni (54,718) and Matoury (36,694).
French Guiana has 22 communes and 296,053 inhabitants over 83,534 km², or 0.4% of the French population, with a density of 4 inhabitants per km² (national average: 110). It is both an overseas region and an overseas department: see the department page for the full list of its towns.
French Guiana as a department
| Department | Towns | Population | km² | per km² | Largest city |
|---|---|---|---|---|---|
| French Guiana (973) | 22 | 296,053 | 83,534 | 4 | Cayenne (62,951) |
The 20 largest cities in French Guiana by population
| # | Town | Population | km² | per km² | France rank |
|---|---|---|---|---|---|
| 1 | Cayenne | 62,951 | 24 | 2,667 | 92nd |
| 2 | Saint-Laurent-du-Maroni | 54,718 | 4,830 | 11 | 117th |
| 3 | Matoury | 36,694 | 137 | 267 | 227th |
| 4 | Remire-Montjoly | 28,068 | 46 | 609 | 315th |
| 5 | Kourou | 25,026 | 2,160 | 12 | 370th |
| 6 | Macouria | 20,050 | 378 | 53 | 493rd |
| 7 | Mana | 11,076 | 6,333 | 2 | 932nd |
| 8 | Apatou | 10,327 | 2,020 | 5 | 1,026th |
| 9 | Maripasoula | 9,717 | 18,360 | 1 | 1,092nd |
| 10 | Grand-Santi | 9,675 | 2,112 | 5 | 1,103rd |
| 11 | Papaichton | 5,029 | 2,628 | 2 | 2,266th |
| 12 | Saint-Georges | 4,967 | 2,320 | 2 | 2,293rd |
| 13 | Montsinéry-Tonnegrande | 3,645 | 600 | 6 | 3,164th |
| 14 | Roura | 3,486 | 3,903 | 1 | 3,316th |
| 15 | Sinnamary | 2,791 | 1,340 | 2 | 4,081st |
| 16 | Camopi | 2,197 | 10,030 | 0 | 5,128th |
| 17 | Régina | 1,786 | 12,130 | 0 | 6,165th |
| 18 | Iracoubo | 1,675 | 2,762 | 1 | 6,532nd |
| 19 | Awala-Yalimapo | 1,582 | 187 | 8 | 6,895th |
| 20 | Saül | 283 | 4,475 | 0 | 22,670th |
Largest towns by area in French Guiana
| # | Town | Population | km² | per km² | France rank |
|---|---|---|---|---|---|
| 1 | Maripasoula | 9,717 | 18,360 | 1 | 1st |
| 2 | Régina | 1,786 | 12,130 | 0 | 2nd |
| 3 | Camopi | 2,197 | 10,030 | 0 | 3rd |
| 4 | Mana | 11,076 | 6,333 | 2 | 4th |
| 5 | Saint-Élie | 159 | 5,680 | 0 | 5th |
| 6 | Saint-Laurent-du-Maroni | 54,718 | 4,830 | 11 | 6th |
| 7 | Saül | 283 | 4,475 | 0 | 7th |
| 8 | Roura | 3,486 | 3,903 | 1 | 8th |
| 9 | Iracoubo | 1,675 | 2,762 | 1 | 9th |
| 10 | Papaichton | 5,029 | 2,628 | 2 | 10th |
Most densely populated towns in French Guiana
| # | Town | Population | km² | per km² | France rank |
|---|---|---|---|---|---|
| 1 | Cayenne | 62,951 | 24 | 2,667 | 335th |
| 2 | Remire-Montjoly | 28,068 | 46 | 609 | 1,541st |
| 3 | Matoury | 36,694 | 137 | 267 | 3,388th |
| 4 | Macouria | 20,050 | 378 | 53 | 14,721st |
| 5 | Kourou | 25,026 | 2,160 | 12 | 30,400th |
| 6 | Saint-Laurent-du-Maroni | 54,718 | 4,830 | 11 | 30,560th |
| 7 | Awala-Yalimapo | 1,582 | 187 | 8 | 32,253rd |
| 8 | Montsinéry-Tonnegrande | 3,645 | 600 | 6 | 33,418th |
| 9 | Apatou | 10,327 | 2,020 | 5 | 33,816th |
| 10 | Grand-Santi | 9,675 | 2,112 | 5 | 34,029th |
Other regions of France
Auvergne-Rhône-Alpes Bourgogne-Franche-Comté Brittany Centre-Val de Loire Corsica Grand Est Guadeloupe Hauts-de-France Île-de-France Réunion Martinique Normandy Nouvelle-Aquitaine Occitanie Pays de la Loire Provence-Alpes-Côte d'Azur
Sources: INSEE, official population figures in force on January 1, 2026 (total population); land area: IGN / Observatoire des territoires. Rankings computed across the 34,858 communes in the database.