Barak Valley is situated in the southern part of the Indian state of Assam. The main city of the valley is Silchar. The place is named after the Barak river. Barak valley mainly consists of three districts namely Cachar, Karimganj, and Hailakandi. Karimganj, the district headquarters of Karimgnaj district, is the second largest town in valley. It is considered as the cultural center of Barak valley. Assam   (Assamese: অসম Ôxôm) is a north eastern state of India with its capital at Dispur, a part of Guwahati. ... , Silchar (Bengali: Shilchôr, Assamese: শিলচৰ Xilsôr, Sylheti: শিলচর Hilsôr) is the headquarters of Cachar district in the state of Assam in India. ... The Barak river flows in southern Assam and Bangladesh. ...

The official langauage of Barak valley is Bangla. However, majority of people speak a dialect, which is known as Sylheti Bangla. Religious composition of the valley population is Hindu:50%,Muslim:46%,and others 4%. Hindus are majority in Cachar (60)% while Muslims are majority in Karimganj (53%) and Hailakandi(57%). Sylheti is the language of Sylhet, the North Eastern province of Bangladesh and a few southern districts of Assam. ... Karimganj is an administrative district in the state of Assam in India. ...