The inhabitants of the District speak different languages. The predominant communities found in this area are the Kapus, Lingayaths, Okkaligas, Baliya Chetties, Oddars and Scheduled Castes like Holeyas and Madigas.
The weavers of this area mostly belong to Sali Chetties.The Baramahal area comprising eastern part of the Dharmapuri taluk constitutes Telugu and Tamil speaking communities, majority of whom belong to Vanniars. The Malayali tribe is inhabited in the Chitheri Hills areas. Among the Scheduled Caste population Adi-Dravidars and Arunthathiars form major share who scattered throughout the district.