Hartberg is a city located in the state of Styria, Austria. It serves as the administrative district seat for the Hartberg-Fürstenfeld District.
As of January 1, 2024, the city has a population of 6,713 residents and covers an area of 21.58 square kilometers. It is situated approximately 68 kilometers from Graz, the capital of Styria, along the A2 Autobahn.