Balai Gachh is a village in Rajganj tehsil in district of Jalpaiguri, West Bengal, India. As per the data provided by Census of India in 2011, total population of Balai Gachh was 1,383 which includes 713 males and 670 females. Balai Gachh covers 297.2 ha area. Pincode of Balai Gachh is 735135.