Ganesh Sirsiya is a village in Kalyanpur tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Ganesh Sirsiya was 1,790 which includes 894 males and 896 females. Ganesh Sirsiya covers 107.3 ha area. Pincode of Ganesh Sirsiya is 845426.