Sammakka Saralamma Jatara or Medaram Jatara is a tribal festival of honouring the goddesses celebrated in the state of Telangana, India. The Jatara begins at Medaram in Tadvai mandal in Jayashankar Bhupalpally district. Medaram is a remote place in the Eturnagaram Wildlife Sanctuary, a part of Dandakaranya, the largest surviving forest belt in the Deccan.
Jatara is celebrated during the time the goddesses of the tribals are believed to visit them. It is believed that after Kumbha Mela, the Medaram jatara attracts the largest number of devotees in the country. It is the time for the largest tribal congregation in the world, held every two years (biennial), with approximately ten million people converging on the place, over a period of four days. Many tribal devotees from different states of India (Andra Pradesh, Madhya Pradesh, Chhattisgarh, Orissa, Maharashtra, Karnataka and parts of Jharkhand) reach to the festive place to celebrate the Jatara.
People offer bellam (jaggery) to their weight to the goddesses and take holy bath in Jampanna Vagu (stream). It is a festival with no vedic or brahmanic influence.In 2008, nearly 8 million people were estimated to have attended the festival. And in 2012, the gatherings in the jatara are roughly estimated to be 10 million. This fair is said to be the largest repeating congregation of tribal communities in the world. Festival held in 2016 is the first one after the formation of Telangana state, and it took a greater significance with special attention by the government. Festival being held in the year 2018 is the first after formation of Prof. Jayashankar Bhupalapally District in Telangana. District administration is working towards a comfortable event for pilgrims.