Kalyanchak is a village in Garbeta I tehsil in district of Paschim Medinipur, West Bengal, India. As per the data provided by Census of India in 2011, total population of Kalyanchak was 73 which includes 38 males and 35 females. Kalyanchak covers 16.23 ha area. Pincode of Kalyanchak is 721253.