Major Towns of French Guiana

French Guiana (Guyane) is an overseas department of France on the northeastern South American coast. Its main communes:

1. Cayenne – Capital, ~60,000; administrative, commercial, and port hub.
2. Saint‑Laurent‑du‑Maroni – Second largest, ~45,000; historic penal colony site, border with Suriname.
3. Kourou – ~25,000; home of the Guiana Space Centre (European spaceport).
4. Remire‑Montjoly – Cayenne suburb, residential, beaches.
5. Matoury – Growing residential/industrial area near Cayenne.
6. Macouria – Agricultural zone, ~7,000.
7. Mana – Western coastal town, Amerindian & Maroon heritage.
8. Saint‑Élie – Interior, gold‑mining history.
9. Apatou – Maroni River, Maroon community.
10. Grand‑Santi – Upper Maroni, predominantly Aluku (Maroon).

Population concentrated along the coast; interior remains sparsely inhabited rainforest.