French Guiana Flag

French Guiana

Population

320,567

Estimated as of Oct 22, 2026View source
Population rank
184th
Share of world
< 0.01%
Annual change
+5,2061.71%

Population of French Guiana

01M2M3M4M5M6M7M2026320.6K2050 projection471.9K↑ 47% from 202619601980200020202040206020802100

Source: United Nations — World Population Prospects (2024 Revision)

95% prediction interval

Current population estimate: 320,567. 2050 projection: 471,917.Use the arrow keys on the chart to inspect individual years.

Historical population estimates for French Guiana. Annual change is shown as a percentage.
2026318,8721.71%184
2025313,6661.65%184
2020289,0551.22%183
2019285,5681.64%183
2018280,9621.75%184
2017276,1441.80%186
2015266,3632.58%185
2010234,5652.99%186
2005202,4474.74%186
2000160,6203.59%187

Showing 10 of 19 years.

Population by City

Cayenne is home to 61,678 people, 19.34% of French Guiana's population.

City population60K20K9K
Cayenne 61.7KSaint-Laurent-du-Maroni 60.1KMatoury 38.8KRemire-Montjoly 28.8KKourou 24.6KMacouria 22.9KApatou 10.9KMana 10.8KGrand-Santi 10.3KMaripasoula 7.9K
Largest cities by 2026 population and share of the national population.
1Cayenne61.7K19.34%
2Saint-Laurent-du-Maroni60.1K18.85%
3Matoury38.8K12.16%
4Remire-Montjoly28.8K9.02%
5Kourou24.6K7.73%
6Macouria22.9K7.19%
7Apatou10.9K3.42%
8Mana10.8K3.38%
9Grand-Santi10.3K3.24%
10Maripasoula7.9K2.49%

French Guiana by the Numbers

Estimated as of Oct 22, 2026

Population
French Guiana is home to an estimated 320,567 people, the 184th largest population in the world.
Daily change
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.
Share of world
French Guiana makes up < 0.01% of the world's population and 0.07% of South America's.
Density
3.8 people per km² of land (9.9 per mi²), ranking 230th among countries and territories.

French Guiana Demographics

Age & longevity

MaleFemale100+ years, male: 1100+ years, female: 495–99 years, male: 2195–99 years, female: 5790–94 years, male: 12690–94 years, female: 26385–89 years, male: 41585–89 years, female: 66280–84 years, male: 1,00680–84 years, female: 1,30875–79 years, male: 1,85175–79 years, female: 2,29870–74 years, male: 3,25170–74 years, female: 3,27565–69 years, male: 4,51265–69 years, female: 4,84060–64 years, male: 6,02560–64 years, female: 6,38055–59 years, male: 6,78455–59 years, female: 7,73550–54 years, male: 7,35350–54 years, female: 8,60045–49 years, male: 8,11545–49 years, female: 9,23740–44 years, male: 9,00240–44 years, female: 10,96835–39 years, male: 9,39535–39 years, female: 10,81330–34 years, male: 8,45730–34 years, female: 10,51225–29 years, male: 9,54225–29 years, female: 10,84020–24 years, male: 13,12320–24 years, female: 13,29315–19 years, male: 15,31015–19 years, female: 15,15510–14 years, male: 15,21010–14 years, female: 15,4475–9 years, male: 15,9185–9 years, female: 16,0380–4 years, male: 18,1370–4 years, female: 17,614100+95–9990–9485–8980–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45K5K10K10K15K15K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

Median age

25.9 yrs

World: 31

Life expectancy

77.5 yrs

World: 73.8

Male

48.15%

Female

51.85%

Life expectancy 74.7Life expectancy 80.4

Related Pages

Sources

  1. World Population Prospects (2024 Revision) - United Nations population estimates and projections.
  2. World Population Prospects (2024 Revision) - French Guiana United Nations Graphs/Profiles
  3. Statoids Arrondissements of French Guiana