L'Alfàs del Pi or Alfaz del Pi is a town located in the comarca of La Marina Baixa, in the province of Alicante, Spain, lying at the foot of Sierra Helada . L'Alfàs del Pi has an area of 19.3 km² and, according to the 2003 census, a total population of 15,848 inhabitants, most of them foreigners. The economy of L'Alfàs del Pi is mainly based on tourism. The most important monument in the city is the Catholic church of Cristo del Buen Acierto, built in 1784.