French Guiana's cities at a glance
French Guiana has 0 with more than 100,000 (city-proper figures). The largest is Cayenne with 61,550 people, followed by Matoury (26,350) and Saint-Laurent-du-Maroni (24,287). The three largest cities together hold about 34.9% of the country's 321,000 people.
The capital, Cayenne, is also the largest city.
By region, the most large cities are in Guyane (5).
Country-level figures — live population, births and deaths, growth, density and history — are on the French Guiana population page; provinces, terrain, rivers and society maps are in the French Guiana atlas.
French Guiana cities by population
| # | City | Region | Population | Share of French Guiana |
|---|---|---|---|---|
| 1 | CayenneCapital | Guyane | 61,550 | 19.2% |
| 2 | Matoury | Guyane | 26,350 | 8.2% |
| 3 | Saint-Laurent-du-Maroni | Guyane | 24,287 | 7.6% |
| 4 | Kourou | Guyane | 24,029 | 7.5% |
| 5 | Rémire-Montjoly | Guyane | 19,029 | 5.9% |
Cities with 300,000 or more people link to their own page. The list keeps every city of 100,000+ and at least the 30 largest places of the country.
Frequently asked questions
What is the largest city in French Guiana?
Cayenne, with about 61,550 inhabitants (city proper).
What is the capital of French Guiana?
Cayenne — population 61,550, the largest city in the country.
How many cities in French Guiana have over one million people?
None — the largest, Cayenne, has 61,550 people.
Are these metropolitan-area populations?
No. They are city-proper figures (the administrative city) from GeoNames, based on the latest census or official estimate. Metropolitan areas, which include suburbs and satellite towns, are larger — often several times larger for the biggest cities.
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Glostats. (2026). Largest Cities in French Guiana 2026: Population Ranking. Retrieved October 20, 2026, from https://glostats.com/cities/french-guiana/<a href="https://glostats.com/cities/french-guiana/">Largest Cities in French Guiana 2026: Population Ranking</a> — GlostatsFigures on this page may be quoted, charted or republished as long as the page is credited with a link. Terms · Download the data as CSV · Embed a live counter.
City populations are GeoNames figures (CC BY 4.0): the latest official census or estimate for the city proper — the municipality, not the wider metropolitan area — so they can differ from "metro area" numbers you see elsewhere. Country populations are live Glostats estimates from the UN World Population Prospects. Page generated 2026-10-20. More about our data.