Sierra Leone, officially known as the Republic of Sierra Leone, is a country located on the west coast of West Africa. It shares land borders with Guinea to the north and Liberia to the southeast. The nation covers a total land area of 73,252 km² (28,283 sq mi).
The country features a tropical climate with diverse environments ranging from savannahs to rainforests. As of the 2023 census, Sierra Leone had a population of 8,460,512. Freetown serves as the nation's capital and largest city.