The Algarve Region is limited to the north by the Alentejo Region, to the east by Spain, to the south and west by the Atlantic Ocean and is in the south of Portugal
 
The Algarve Region is limited to the north by the Alentejo Region, to the east by Spain, to the south and west by the Atlantic Ocean and is in the south of Portugal.

The Algarve is bordered to the north by the Alentejo region (sub-regions of Alentejo Litoral and Baixo Alentejo), to the south and west by the Atlantic Ocean, and to the east the Guadiana River marks the border with Spain.

The highest point is located in the Monchique mountains, with a maximum altitude of 902 m (Pico da Fóia).

The Algarve is made up of the cities: Faro, Albufeira, Lagoa, Lagos, Loulé, Olhão, Portimão, Quarteira, Silves, Tavira and Vila Real de Santo António, each of these areas has 8 municipalities and a so-called main city: Faro is to the Sotavento as Portimão is to the Barlavento, each of them an important mountain range (Fóia, in the Barlavento, and Caldeirão, in the Sotavento), and Rios (the Arade in the Barlavento and the Guadiana in the Sotavento).

The western part of the Algarve is called Barlavento and the eastern part is called Sotavento, the name is certainly due to the prevailing wind on the south coast of the Algarve.

Cape São Vicente, located in the village of Sagres, is the most southwestern point in continental Europe.

The Algarve has become one of the Portuguese regions with the largest number of foreign residents: French, Italians, Swedes and English.

Currently, tourism is the economic engine of the Algarve, it has some of the best beaches in Southern Europe and conditions for practicing outdoor activities and sports.

Faro airport is the third busiest in Portugal, having received more than 8.6 million passengers in 2018.

Most tourists come from Portugal, the United Kingdom, Spain, Germany, the Netherlands, Ireland, France, Italy, Brazil and the United States.

The most popular destinations among tourists are: Vilamoura, Albufeira (the capital of Algarve tourism), Praia da Rocha (municipality of Portimão), and Praia da Marinha (municipality of Lagoa), Lagos, Tavira, Monte Gordo, Gulf of Cádiz (part of the Atlantic Ocean that is located in the extreme southwest of Spain and southern Portugal, between the Strait of Gibraltar and Cape São Vicente).

The Algarve has approximately 32 thousand legal local accommodations, from apartments, houses for rent, hostels and guest houses.

In recent years, local accommodation has been increasing for people who cannot stay in hotels and want to be closer to the beach.