Rachi is located at an altitude of 300 meters above sea level, in the center of the Prefecture of Pieria, SW of Katerini, and is one of the settlements in the Lofou area of Petra Municipality. As its name denotes, it is built on a ground formation which resembles a saddle between mount Olympus south and the Pieria Range west. Its population is 523 inhabitants and is located at a distance of 14 km from the town of Katerini.

The local subsistence is based exclusively on agriculture. Reclamation works have improved the soil and increased production; consequently, people have chosen to stay home. Rachi has a name in arboriculture, especially in the cultivation of cherry trees. It is the home of two Cherry Associations whose products are distributed throughout Greece and in many other countries abroad.

The main church is dedicated to Saint Luke. Just a few kilometers outside the village stands the church of Saint Constantine and an adjacent cemetery. At Rachi there is a Kindergarten and an Elementary School with excellent building installations. The cultural association of Rachi, “The Patria”, has a notable presence in visual arts, also in theater the “The Rachi Troupe” and own dance group. It was established in 1977 and since then it organizes a series of events to honour its patron saint – St. Luke – in October. The events last for a few days and are also known by the name “The Patria”. The Sports & Education Association goes by the name “Apollon Rachis”, a football club, and is listed in League C’ Amateurs Football and competes locally with other FCs of the prefecture of Pieria.