Nikiti is the capital of the Municipality of Sithonia. It lies 105 km away from Thessaloniki and 36 km from Polygyros, the capital city of the Prefecture of Chalkidiki. Residents are mainly occupied in the sector of tourism or produce olives, olive oil and honey.
The name of the town means land of Neakitos; it was a dependency of Xenophon Monastery on Mount Athos as early as 300 AD, at the present-day location of Psalida, just before the crossroads for Marmaras. A prehistoric settlement has been found at the location of Kastri.