Santhals. The NELC-church was created as a Lutheran Church in this area - before the Catholics had established a mission in this area at all.
1902: The first municipality was established.
1920: Motor cars and buses were introduced.
1952: The Apostolic Prefecture of Malda was erected. In 1962, it was promoted to the Roman Catholic Diocese of Dumka.
1983: Dumka made divisional headquarters of Santal Pargana.
2000: Dumka became the sub-capital of Jharkhand.
2011: Dumka is connected with the newly built Jasidih - Dumka railway line.
2012: Intercity express to Ranchi started via Jasidih