French Guiana
- Capital:
- Cayenne
- Continent:
- South America
- Region(s):
- South America, Latin America
- Largest Cities:
- Cayenne, Saint-Laurent-du-Maroni, Matoury
- Abbreviation:
- GUF
318,872
As of Jan 1, 2026 - Source
318,872
As of Jan 1, 2026 - Source
French Guiana's population is projected to be 761,258 by 2097.
Historical
Switch the toggle to see projected data.
| Year ↓ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 318,872 | 1.71% | 184 |
| 2025 | 313,666 | 1.65% | 184 |
| 2020 | 289,055 | 1.22% | 183 |
| 2019 | 285,568 | 1.64% | 183 |
| 2018 | 280,962 | 1.75% | 184 |
| 2017 | 276,144 | 1.8% | 186 |
| 2015 | 266,363 | 2.57% | 185 |
| 2010 | 234,565 | 2.99% | 186 |
| 2005 | 202,447 | 4.74% | 186 |
| 2000 | 160,620 | 3.59% | 187 |
| Year ↑ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 318,872 | 1.71% | 184 |
| 2032 | 354,397 | 1.8% | 183 |
| 2037 | 386,565 | 1.75% | 182 |
| 2042 | 419,255 | 1.64% | 182 |
| 2047 | 452,213 | 1.52% | 180 |
| 2052 | 484,942 | 1.41% | 180 |
| 2057 | 517,733 | 1.32% | 179 |
| 2062 | 550,591 | 1.24% | 176 |
| 2067 | 583,262 | 1.16% | 174 |
| 2072 | 615,575 | 1.08% | 173 |
38.8K
7.6K
15.3K
61.7K
Cayenne has a metropolitan area population of 61,678, comprising 19.34%% of French Guiana's total population.
| Rank | City | 2026 Pop. ↓ | % of National Pop. |
|---|---|---|---|
| 1 | Cayenne | 61,678 | 19.34% |
| 2 | Saint-Laurent-du-Maroni | 60,107 | 18.85% |
| 3 | Matoury | 38,790 | 12.16% |
| 4 | Remire-Montjoly | 28,753 | 9.02% |
| 5 | Kourou | 24,638 | 7.73% |
| 6 | Macouria | 22,918 | 7.19% |
| 7 | Apatou | 10,917 | 3.42% |
| 8 | Mana | 10,778 | 3.38% |
| 9 | Grand-Santi | 10,318 | 3.24% |
| 10 | Maripasoula | 7,927 | 2.49% |
As of 2026, French Guiana has a total population of 318,872, ranking as the 184th most populous nation in the world.
French Guiana has a net population change of approximately 15 people per day, driven by 21 births, 4 deaths, and net emigration of 2 people.
French Guiana represents < 0.01% of the total global population and 0.07% of South America's population.
French Guiana has a population density of 3.9 people per km² (approximately 10.0 per mi²), making it the 225th most densely populated country in the world.
Currently, 96.07% of the population resides in urban areas.
*Rates last updated: June 16, 2026