Chalnipak is a village in Alipurduar II tehsil in district of Jalpaiguri, West Bengal, India. As per the data provided by Census of India in 2011, total population of Chalnipak was 3,108 which includes 1,604 males and 1,504 females. Chalnipak covers 579.79 ha area. Pincode of Chalnipak is 736121.