Dhanbad has a large mix of different cultures and people. There is a significant percentage of people who are Bengalis, Biharis and locals. There are also significant Gujarati, Punjabi and Tamil, Malayali, Telugu, Marwari Rajasthani communities who have been living in dhanbad for a long time. Therefore, Dhanbad can be called a cultural melting pot. This diversity is also mirrored in the fact that there are a large number of languages spoken in Dhanbad.
Dhanbad is home to people from all across India. Vishwakarma Puja, Saraswati Puja, Durga Puja, Chhath, Deepawali, Holi, EID, MOHARRAM, Gurupurnima, Sarhul and Christmas are among the long list of festivals celebrated in Dhanbad.