The Algarve International Circuit, commonly referred to as Portimão Circuit, is a 4.653 km (2.891 mi) race circuit located in Portimão, Algarve region, Portugal. The development includes a karting track, off-road track, technology park, five-star hotel, sports complex and apartments.

Portimão is a city and a municipality in the district of Faro, in the Algarve region of southern Portugal. The population in 2022 was 60,879, in an area of 182.06 km2. It was formerly known as Vila Nova de Portimão. In 1924, it was incorporated as a cidade and became known merely as Portimão. Historically a fishing and shipbuilding centre, it has nonetheless developed into a strong tourist centre oriented along its beaches and southern coast. The two largest population centers in the Algarve are Portimão and Faro.