Ganjdahwa is a village in Balrampur tehsil in district of Balrampur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Ganjdahwa was 592 which includes 317 males and 275 females. Ganjdahwa covers 261.27 ha area. Pincode of Ganjdahwa is 271207.