Hills and Barak Valley Division

As per (2011) language census report, Bengali is the official as well as the most spoken language of the region with approximately 2,930,378 native speakers. Hindi, Manipuri, Bishnupriya and Dimasa are the next most widely spoken languages with 362,459, 126,498, 50,019 and 21,747 native speakers, respectively. Tripuri, Odia, Nepali and Marwari are also spoken by a considerable minority, while 2.43% of the total population speaks other tribal languages.[8]

According to census 2011, the major languages of Cachar district are Bengali, Hindi, Manipuri, Bhojpuri, Bishnupriya Manipuri, Dimasa, Khasi, Hmar and Odia in descending order of population. In the Hailakandi district, the major languages are Bengali, Hindi, Tripuri language, Manipuri and Bhojpuri. In the Karimganj district, the major languages are Bengali and Hindi.[8][lower-alpha 1]

Barak's Religious diversity as of the 2011 census[9]

Religion	Population
Hindus ()	1,812,141
Muslims ()	1,744,958
Christians ()	58,105
Others	9,395
Total	3,624,599

Hinduism, by a sliver, is the slight majority religion in the Barak Valley. The religious composition of the valley population is as follows: Hindus 50%, Muslims 48.1%, Christians 1.6%, and others 0.3%. Hindus are the majority in Cachar district (59.83%) with having (86.31%) Hindu in the district headquarter ; Silchar (which is also the main city of the valley). While Muslims are the majority in Hailakandi district (60.31%) and Karimganj district (56.36%), but Hailakandi town have (67.26%) Hindu majority, Karimganj town have also a Hindu Majority of (86.57%) as of 2011 census.[5]