The country consists of the main island of Saint Vincent and the northern two-thirds of the Grenadines, a chain of small islands stretching south from Saint Vincent to Grenada. Its total land area is 389 km[sup]2[/sup] of which 344 km[sup]2[/sup] is the island of Saint Vincent. The country's capital is at Kingstown on Saint Vincent.

The main island of Saint Vincent and the Grenadines is Saint Vincent. Its geography is mostly volcanic and includes very little level ground. There is also a large difference between the coastlines on each side of the island. The windward side is very rocky, while the leeward side consists of many sandy beaches and has many more bays. The island's as well as the country's highest peak is the volcanic Soufrière at 1234 m. There are several tiny islets offshore of Saint Vincent including Young Island and the Cow And Calves Islands.

In addition to Saint Vincent, major islands in the Saint Vincent and the Grenadines are the northern Grenadines including (from north to south) the islands of:

* Bequia
* Petite Nevis
* Quatre
* Bettowia
* Baliceaux
* Mustique
* Petite Mustique
* Savan
* Petite Canouan
* Canouan
* Mayreau
* The Tobago Cays
* Union Island
* Petit Saint Vincent
* Palm Island