During 1989, Government of Assam took the decision to create a new district Bongaigaon, carving out some areas of Goalpara and Kokrajhar districts with it's headquarters located at Bongaigaon.
It is occupied by different communities and cultures, The main inhabitants are Koch Rajbongshis, Bodos, Nepali, Assamese, , Bengalis, Garo, Santalis and other communities too.
Kokrajhar College is an educational institution located in Kokrajhar, Assam, India.
Violence broke out between Bodo tribes and Muslim migrant settlers in the Kokrajhar district of Assam on 20 July 2012, leaving at least 45 people dead and approximately 300,000 displaced in the month of July.