Countries
Key facts
- Capital
- Cayenne
- Region
- Americas, South America
- Population
- 195,506
- Area
- 91,000 km²
- Currency
- euro (EUR)
- Languages
- French
- Calling code
- +594
- Internet domain
- .gf
- ISO codes
- GF, GUF, 254
- Time zone
- UTC-3:00
- United Nations
- Not a member
- Postal code pattern
- ##### (# = digit, @ = letter)
Land and position
French Guiana covers about 91,000 square kilometres. By area it ranks 114th among the 250 countries and territories on this site. It is a little smaller than Jordan and a little larger than Serbia. It shares a land border with 2 neighbours: Brazil, Suriname. Its centre lies at about 4° north, 53° west, in the northern hemisphere.
Neighbours
People
About 195,506 people live in French Guiana (GeoNames figure, year not stated). That makes it the 189th most populous of the 246 places on this site with a figure. On average there are 2.1 people to each square kilometre. Languages listed for it: French. A person from French Guiana is called Guianan.
Money and economy
The currency is the euro (code EUR, symbol €). It is also the main currency of Andorra, Austria, Belgium, Bulgaria, Croatia, Cyprus, Estonia, Finland and 28 more.
Time
French Guiana uses one time zone, UTC-3:00 (America/Cayenne). Clocks stay the same all year: there is no daylight saving time.
Time now: loading
Offsets are for January 2026. See Time Zones for a converter.
Largest cities
| City | People |
|---|---|
| Cayenne | 61,550 |
| Matoury | 26,350 |
| Saint-Laurent-du-Maroni | 24,287 |
| Kourou | 24,029 |
| Rémire-Montjoly | 19,029 |
City figures are from GeoNames and count the city itself, not the wider urban area. They can be some years old, so use them to see the order of size.
More in South America
Argentina, Bolivia, Chile, Colombia, Ecuador, Falkland Islands, Guyana, Paraguay. See the whole region.
Figures were collected on 11 November 2026 from the World Bank, GeoNames and the open countries data set. See About and data sources. Borders and names follow those sources and do not express any view on disputed territory.